Mercury 50 EFI (4 CYL.)(4-STROKE) (0T409000 THRU 1B344306) Outboard Motor Parts Diagram & Catalog – Free PDF Download

by JLM Marine 30 Apr 2025 0 Comments

Mercury 50 EFI (4 CYL.)(4-STROKE) Outboard Motor Parts Diagram & Catalog – Free PDF Download

Accessories

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Accessories:

Position No.	Part Name	OEM Number	Supersedes
-	OIL (Case)	92-8M0078616	92-858045Q01, 92-802833Q 1
-	REMOTE KEY SWITCH KIT, Ignition	15000A14
-	HOSE ASSEMBLY, Fuel (8 Feet) (With Quick Disconnect)	32-877680Q8
-	HOSE ASSEMBLY, Fuel (12 Feet) (With Quick Disconnect)	32-877680Q12	32-858620Q12, 32-858620A12, 32-827927A12
-	HOSE ASSEMBLY, Fuel (8 Feet) (With Quick Disconnect Engine End Only)	32-877681Q8
-	HOSE ASSEMBLY, Fuel (12 Feet) (With Quick Disconnect Engine End Only)	32-877681Q12	32-804792Q12, 32-804792Q, 32-858621Q12, 32-858621A12, 32-17146A12
-	HOSE ASSEMBLY, Fuel (12 Feet) (No Fittings)	32-877683Q12	32-858623Q12, 32-858623A12, 32-822379A12, 32-819380A12, FA599752, FS409752, 32-819380A 3, F216752, FA409752, F289752, FA178752, FA216752, FA284752, FA289752, FS409952
-	ATTACHING KIT, Remote Control	880093A2
-	SENDER KIT, Oil Pressure	8M0068785	828019A 1
-	SENDER KIT, Power Trim	821400A2
-	POWER TRIM KIT	8M0055008	855654A 5
-	TILLER HANDLE KIT Comment: SN# 1B226999 & Below	880095A05	880095A 2 SN# 1B226999 & Below
-	TILLER HANDLE KIT Comment: SN# 0P400999 & Below	880095A05	880095A 2 SN# 0P400999 & Below
-	TILLER HANDLE KIT Comment: SN# 1B227000 & Up	880095A04	880095A03 SN# 1B227000 & Up
-	TILLER HANDLE KIT Comment: SN# 0P401000 & Up	880095A04	880095A03 SN# 0P401000 & Up
-	KEY SWITCH KIT, Remote Ignition Comment: SN# 1B226999 & Below	15000A7
-	KEY SWITCH KIT, Remote Ignition Comment: SN# 0P400999 & Below	15000A7
-	KEY SWITCH KIT, Remote Ignition Comment: SN# 1B227000 & Up	15000A14
-	KEY SWITCH KIT, Remote Ignition Comment: SN# 0P401000 & Up	15000A14
-	BRACKET ASSEMBLY, Steering (Without Carrying Handle)	816667A2
-	EXTENSION KIT Comment: (Non-Bigfoot - Converts 20 Inch to 22-1/2 Inch)	816696A12
-	EXTENSION KIT, Driveshaft - 5 Inch Comment: (Bigfoot - Converts 20 Inch to 25 Inch)	12092A18

Adaptor Plate

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Adaptor Plate:

Position No.	Part Name	OEM Number	Supersedes
1	DIPSTICK	8M0162935
2	DIPSTICK TUBE Comment: SN# USA-0T979999/BEL-0P325499 & Below	825989003	825989 2 SN# USA-0T979999/BEL-0P325499 & Below
2	DIPSTICK TUBE Comment: SN# USA-0T980000/BEL-0P325500 & Up	825989003	825989 2 SN# USA-0T980000/BEL-0P325500 & Up
3	SEAL	8560552
4	HEAT SHIELD	8289151
5	PIN, Dowel	17-23784
6	FITTING, Elbow - 90 Degree (.125-27)	22-629101
7	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
8	SEAL, Oil	26-66301
9	BUSHING	23-859594
10	PLUG, (.500-14)	22-889567
11	ADAPTOR PLATE ASSEMBLY	825228A17	825228T 9
12	PLUG	19-822464
13	HOSE, (57.00 Inches Bulk) (Cut to 17 Inches)	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821
14	FITTING	22-291112
15	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
16	BODY, Oil Pressure Relief	8M0210772
17	PLATE, Oil Pickup-Top	893765	854789
18	HOSE, Oil Pickup	32-854793
19	BAFFLE	893700	854791 1
20	CLAMP	54-855228	54-888988014
21	SCREW, (M6 x 55)	10-4007455
22	GASKET Comment: SN# USA-0T979999/BEL-0P325499 & Below	27-8M0213113
22	GASKET Comment: SN# USA-0T980000/BEL-0P325500 & Up	27-8M0213113
23	O-RING	25-845746
24	SCREW, (M6 x 20) Stainless Steel	10-8M0204741
25	GROMMET Comment: SN# USA-0T979999/BEL-0P325499 & Below	25-19565002
25	GROMMET Comment: SN# USA-0T980000/BEL-0P325500 & Up	25-19565002
-	GASKET SET	27-883599A02

Bottom Cowl

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Bottom Cowl:

Position No.	Part Name	OEM Number	Supersedes
1	BOTTOM COWL (Port)	4020-826277T1
2	BOTTOM COWL (Starboard)	4020-826278T7
3	SCREW, (M6 x 30)	10-82684430
4	WASHER, (.281 x .500 x .060) Stainless Steel	12-8M0204649
5	SEAL Comment: SN# USA-0T979999/Bel-0P325499 & Below	825238002	825238 1 SN# USA-0T979999/Bel-0P325499 & Below
5	SEAL Comment: SN# USA-0T980000/Bel-0P325500 & Up	825238002	825238 1 SN# USA-0T980000/Bel-0P325500 & Up
6	WASHER	12-855576
7	GASKET	27-855627
8	SCREW, (M6 x 60)	10-82684460
9	FITTING	22-827948
10	BOOT Comment: SN# USA-0T979999/Bel-0P325499 & Below	826273001	826273 SN# USA-0T979999/Bel-0P325499 & Below
10	BOOT Comment: SN# USA-0T980000/Bel-0P325500 & Up	826273001	826273 SN# USA-0T980000/Bel-0P325500 & Up
11	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
12	LEVER, Cowl Latch	825782F1
13	BUSHING	23-812707	23-71984, 23-F286818, 23-F286828, F480818
14	WASHER, Wave	13-12134
15	LATCH HOOK	893766	825783
16	SCREW, (M6 x 16)	10-1993716
17	GROMMET	25-883307
18	SWITCH, Trim Comment: SN# 1B226999 & Below	87-8M0235191
18	SWITCH, Trim Comment: SN# 0P400999 & Below	87-8M0235191
18	SWITCH, Trim Comment: SN# 1B227000 & Up	87-8M0235191
18	SWITCH, Trim Comment: SN# 0P401000 & Up	87-8M0235191
18	SWITCH, Trim Comment: SN# 1C000001 & Up	87-8M0235191

Camshaft and Oil Pump

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Camshaft and Oil Pump:

Position No.	Part Name	OEM Number	Supersedes
1	CAMSHAFT	400-8M0183247
2	PIN	17-826149	17-893566
3	PIN, Dowel	17-878183	17-893581
4	PUMP ASSEMBLY, Oil	857087T1
5	O-RING	25-857096
6	NOT SOLD SEPARATE, O Ring	NSS
7	O-RING	25-857094
8	O-RING	25-857093
9	SCREW, (M6 x 16)	10-875206
10	SCREW, (M6 x 40)	10-4000333
-	GASKET SET	27-883599A02
-	CYLINDER HEAD ASSEMBLY	893505T05	857082A 9

Coil Mounting, Bel-0P325500 thru 0P400999

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Coil Mounting, Bel-0P325500 thru 0P400999:

Position No.	Part Name	OEM Number	Supersedes
1	PLATE, Coil	892869T
2	COIL, Ignition	300-8M0077471	300-879984T01, 339-879984A 1, 339-879984T00
3	CABLE SET	84-881908T	84-821945T74, 84-821945T65
4	SPACER	23-8M0206979
5	SCREW, (M6 x 45)	10-82129145
6	RELAY ASSEMBLY	8M0207773
7	BRACKET	828102
8	GROMMET	25-818967
9	BUSHING	23-8M0214955
10	SCREW, (M6 x 25 MM)	10-82129125
11	J CLIP	54-8M0024808
12	HARNESS ASSEMBLY, Trim	84-826802T31
13	BUSHING	23-856954
14	GROMMET	25-8M0190980
15	CABLE ASSEMBLY	84-858414A3
16	WASHER, (.281 x .500 x .060) Stainless Steel	12-8M0204649
17	SCREW, (M6 x 14)	10-82129114
18	SCREW, (M6 x 30)	10-82684430
19	WASHER	12-8M0214930

Coil Mounting, USA-0T979999/BEL-0P325499 and Below

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Coil Mounting, USA-0T979999/BEL-0P325499 and Below:

Position No.	Part Name	OEM Number
1	PLATE, Coil	8778031
2	COIL ASSEMBLY, Ignition	339-877807A2
3	CABLE ASSEMBLY, Hi Tension	84-821945T68
4	SPACER	23-309773
5	NUT, (M5) Stainless Steel	11-401385
6	RELAY ASSEMBLY	8M0207773
7	BRACKET	828102
8	GROMMET	25-818967
9	BUSHING	23-8M0214955
10	SCREW, (M6 x 25 MM)	10-82129125
11	J CLIP	54-8M0024808
12	HARNESS ASSEMBLY, Trim	84-826802T16
13	BUSHING	23-856954
14	GROMMET	25-8M0190980
15	CABLE ASSEMBLY	84-858414A3
16	WASHER, (.281 x .500 x .060) Stainless Steel	12-8M0204649
17	SCREW, (M6 x 10)	10-82129110
18	SCREW, (M6 x 30)	10-82684430
19	WASHER	12-8M0214930

Coil Mounting, USA-0T980000 thru 1B226999

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Coil Mounting, USA-0T980000 thru 1B226999:

Position No.	Part Name	OEM Number	Supersedes
1	PLATE, Coil	892869T
2	COIL, Ignition	300-8M0077471	300-879984T01, 339-879984A 1, 339-879984T00
3	CABLE SET	84-881908T	84-821945T74, 84-821945T65
4	SPACER	23-8M0206979
5	SCREW, (M6 x 45)	10-82129145
6	RELAY ASSEMBLY	8M0207773
7	BRACKET	828102
8	GROMMET	25-818967
9	BUSHING	23-8M0214955
10	SCREW, (M6 x 25 MM)	10-82129125
11	J CLIP	54-8M0024808
12	HARNESS ASSEMBLY, Trim	84-826802T31
13	BUSHING	23-856954
14	GROMMET	25-8M0190980
15	CABLE ASSEMBLY	84-858414A3
16	WASHER, (.281 x .500 x .060) Stainless Steel	12-8M0204649
17	SCREW, (M6 x 14)	10-82129114
18	SCREW, (M6 x 30)	10-82684430
19	WASHER	12-8M0214930

Coil Mounting, USA-1B227000/Bel-0P401000 and Up

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Coil Mounting, USA-1B227000/Bel-0P401000 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	PLATE, Coil	892869T
2	COIL, Ignition	300-8M0077471	300-879984T01, 339-879984A 1, 339-879984T00
3	CABLE SET	84-881908T	84-821945T74, 84-821945T65
4	SPACER	23-8M0206979
5	SCREW, (M6 x 45)	10-82129145
6	RELAY ASSEMBLY	8M0207773
7	BRACKET	828102
8	GROMMET	25-818967
9	BUSHING	23-8M0214955
10	SCREW, (M6 x 25 MM)	10-82129125
11	J CLIP	54-8M0024808
12	HARNESS ASSEMBLY, Trim	84-826802T32
13	BUSHING	23-856954
14	GROMMET	25-8M0190980
15	CABLE ASSEMBLY	84-858414A3
16	WASHER, (.281 x .500 x .060) Stainless Steel	12-8M0204649
17	SCREW, (M6 x 14)	10-82129114
18	SCREW, (M6 x 30)	10-82684430
19	WASHER	12-8M0214930

Crankshaft, Pistons and Connecting Rods

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Crankshaft, Pistons and Connecting Rods:

Position No.	Part Name	OEM Number	Supersedes
1	CRANKSHAFT	413-857077T02	413-857077T 1
2	KEY, Woodruff	28-91800
3	KEY	28-893761
4	SEAL	8M0151047
5	SEAL	8M0151048
6	CONNECTING ROD	600-893530T01	662-856065T 1
7	BOLT	10-8M0049884
8	BEARING, Black	23-893630001	23-825021 1
8	BEARING, Brown	23-893630	23-825021
8	BEARING, Blue	23-893630002	23-825021 2
9	PISTON ASSEMBLY Comment: (Standard)	700-893524T08	700-893524T07, 713-856064A 1 (Standard)
9	PISTON Comment: (.25MM Oversized)(Bare Piston)	700-893524T01	713-856064 2 (.25MM Oversized)(Bare Piston)
9	PISTON Comment: (.50MM Oversized)(Bare Piston)	700-893524T02	713-856064 3 (.50MM Oversized)(Bare Piston)
10	RING SET, Piston (Top) Comment: (Standard)	39-893525A01	39-833099A 1 (Standard)
10	RING, Piston (TOP) Comment: (.25MM Oversized)	39-893525A02	39-833100T 2 (.25MM Oversized)
10	RING, Piston (TOP) Comment: (.50MM Oversized)	39-893525A03	39-833100T 3 (.50MM Oversized)
11	NOT SOLD SEPARATE, Piston Ring (Second) Comment: (Standard)	NSS
11	NOT SOLD SEPARATE, Piston Ring (Second) Comment: (25 MM Oversized)	NSS
11	NOT SOLD SEPARATE, Piston Ring (Second) Comment: (50 MM Oversized)	NSS
12	RING, Oil	39-893950	39-893527, 39-833101 1
13	PIN, Piston	41-893863	41-825016
14	RETAINER	40-825017	40-825017F
-	GASKET SET	27-883599A02
-	POWERHEAD ASSEMBLY	61-893678T03	61-878344T03, 61-878344T02, 61-878344T01

Cylinder Block and Crankcase

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Cylinder Block and Crankcase:

Position No.	Part Name	OEM Number	Supersedes
1	CYLINDER BLOCK	800-893502T02	809-857015T 6
2	PIN, Dowel	17-825010
3	PLUG	22-479452
4	PLUG, (.500-14)	22-889567
5	PLUG, Pipe (.750-14)	22-416223
6	BEARING, Brown	23-893631	23-825024
6	BEARING, Black	23-893631001	23-825024 1
6	BEARING, Blue	23-893631002	23-825024 2
7	NIPPLE, (M20)	822625
8	SCREW, (M8 x 82)	10-82506182
9	SCREW, (M6 x 35)	10-8M0205943
10	GASKET Comment: SN# USA-0T979999/BEL-0P325499 & Below	27-8M0213112
10	GASKET Comment: SN# USA-0T980000/BEL-0P325500 & Up	27-8M0163129
11	FILTER, Oil Comment: SN# USA-0T800999/BEL-0P267999 & Below	35-8M0162829
11	FILTER, Oil Comment: SN# USA-0T801000/BEL-0P268000 & Up	35-8M0162829
12	GASKET	27-8M0224375
13	COVER, Exhaust Comment: SN# USA-0T979999/BEL-0P325499 & Below	8M0188836
13	COVER, Exhaust Comment: SN# USA-0T980000/BEL-0P325500 & Up	8M0188836
14	PLUG	22-479452
15	THERMOSTAT	14586
16	GASKET	27-887978
17	GASKET	27-8M0177107
18	COVER	8M0188835
19	SCREW, (M6 x 35)	10-8M0205943
20	FITTING, Elbow 90 Degree (.125-27 x .250) Nylon	22-996642
21	SENSOR ASSEMBLY, Temperature Comment: SN# USA-0T800999/BEL-0P267999 & Below	8M0214984
21	SENSOR ASSEMBLY Comment: SN# USA-0T801000/BEL-0P268000 & Up	8M0214984
22	O-RING, (.301 x .070)	25-627021
23	LIFTING EYE	893697	852560 1
24	SCREW, (M8 x 35)	10-857139
25	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
26	TUBING, (.312) (70.00 Inches Bulk) (Cut to 10 Inches) To VST Cooler	32-8M0108349	32-8M0047448, 32-830757130, 32-830757 80
-	GASKET SET	27-883599A02
-	POWERHEAD ASSEMBLY	61-893678T03	61-878344T03, 61-878344T02, 61-878344T01

Cylinder Head

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Cylinder Head:

Position No.	Part Name	OEM Number	Supersedes
-	CYLINDER HEAD ASSEMBLY	893505T05	857082A 9
1	CYLINDER HEAD ASSEMBLY	893505T06	893505A02, 857082A 6
2	GUIDE	858266
3	SCREW, (M6 x 8)	10-4000325
4	WASHER	12-859768	12-893586
5	SEAL, Oil	26-893549	26-858267
6	PIPE PLUG	22-875209
7	SEAL	25-8M0011870	25-857083
8	COVER Comment: SN# USA-1B354415 & Below	8M0174400
8	COVER ASSEMBLY Comment: SN# USA-1B354416 & Up	8M0174400
9	NOT SOLD SEPARATE, Breather Pipe	NSS
10	PLATE, Baffle Comment: SN# USA-1B354415 & Below	858277
10	NOT SOLD SEPARATE, Baffle Plate (Part of 893694T01) Comment: SN# USA-1B354416 & Up	NSS
11	SCREW, (M4 x 10) Comment: SN# USA-1B354415 & Below	10-4005685
11	NOT SOLD SEPARATE, Screw (Part of 893694T01) Comment: SN# USA-1B354416 & Up	NSS
12	FITTING, Elbow - 90 Degree (.125-27)	22-629101
13	GASKET	27-8M0118179
14	SCREW, (M6 x 20) Stainless Steel	10-8M0204741
15	SCREW, (M9 x 95)	10-82503395
16	PIN, Dowel	17-825010
17	PLUG ASSEMBLY, Oil	859578A1
18	O-RING, (.921 x .139)	25-8M0204673
19	NOT SOLD SEPARATE, Decal-Servicing Referral	NSS
20	NOT SOLD SEPARATE, Decal-Engine Oil/Valve Clearance	NSS
21	HOSE, (48.00 Inches Bulk) (Cut to 19 Inches) To Fitting in Adaptor Plate	32-77653101
22	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
23	SCREW, (M6 x 25)	10-893745025
24	NOT SOLD SEPARATE, Decal HP ID	NSS
-	GASKET SET	27-883599A02
-	POWERHEAD ASSEMBLY	61-893678T03	61-878344T03, 61-878344T02, 61-878344T01

Driveshaft Housing

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Driveshaft Housing:

Position No.	Part Name	OEM Number	Supersedes
1	HOUSING, Driveshaft	1503-852421T07	1503-852421T 5
2	PIPE, Exhaust	825220T06
3	SCREW, (M8 x 110) Stainless Steel	10-824459110
4	SCREW, (M8 x 45)	10-88960845
5	PLUG, Drain	8288181
6	GASKET	27-8M0204692
7	BUMPER	826276
8	GROMMET Comment: SN# USA-0T979999/BEL-0P325499 & Below	8M0151042
8	GROMMET Comment: SN# USA-0T980000/BEL-0P325500 & Up	8M0151042
9	STUD, (M10 x 50) Comment: (Non-Bigfoot)	16-823984
9	STUD, (M10 x 100) Comment: (Bigfoot-Long)	16-903501
10	WASHER, (.406 x .750 x .105) Stainless Steel	12-8M0214963
11	NUT, (M10)	11-40140
12	TUBE, Water Comment: (Long)	32-897971A01	32-888591001, 32-888591, 32-825250 1 (Long)
12	TUBE, Water Comment: (X-Long)	32-897971A01	32-888591001, 32-888591, 32-825250 1 (X-Long)
13	GUIDE	54-828529
14	BUMPER	8M0043364	828706
15	SEAL, Water Tube Comment: SN# USA-0T979999/BEL-0P325499 & Below	42941001
15	SEAL, Water Tube Comment: SN# USA-0T980000/BEL-0P325500 & Up	42941001
16	PLATE	893770	854471
17	SCREW, (M10 x 25 MM)	10-1993325
18	CAP Comment: (Design II)	19-892286
19	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
20	FITTING Comment: SN# USA-0T979999/BEL-0P325499 & Below	22-8M0181450
20	FITTING Comment: SN# USA-0T980000/BEL-0P325500 & Up	22-8M0181450
21	SPACER	23-813745	23-43041
22	COUPLING	43585
23	BUSHING	23-855623
24	WASHER, (.453 x .812 x .105) Stainless Steel	12-45176
25	NUT, (M10)	11-40140
26	SPEEDOMETER PICK UP Comment: (Design I)	22-85822A7
27	CONNECTOR, Straight Comment: (Design I)	22-85822T
28	SPACER KIT Comment: (X-Long)	12092A3
29	PIN, Dowel - With Hole (.375 x .625) , Front (W/Hole) Comment: (X-Long)	17-8M0084244	17-43043 (X-Long)
30	PIN, Dowel - Without Hole (.375 x .625), Rear Comment: (X-Long)	17-43044
31	STUD, (M10 x 190) Comment: (X-Long)	16-903503
32	STUD, (M10 x 227) Comment: (X-Long)	16-903502

Electrical Components(USA-1B226999/Bel-0P400999 and Below)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Electrical Components(USA-1B226999/Bel-0P400999 and Below):

Position No.	Part Name	OEM Number	Supersedes
1	SCREW, (M6 x 25 MM)	10-82129125
2	PLATE	8812902
3	WASHER	12-8M0214930
4	GROMMET	25-8M0190980
5	ECM, Engine Control Module Comment: (50) SN# USA-0T842618 & Below	898369T18	89195212S, 88452112S, 85961312S, 859613 12 (50) SN# USA-0T842618 & Below
5	ECM, Engine Control Module Comment: (50) SN# Bel-0P308286 & Below	898369T18	89195212S, 88452112S, 85961312S, 859613 12 (50) SN# Bel-0P308286 & Below
5	ECM, Engine Control Module Comment: (50) SN# USA-0T842619 THRU USA-0T979999	898369T18	89195212S, 88452112S, 85961312S, 859613 12 (50) SN# USA-0T842619 THRU USA-0T979999
5	ECM, Engine Control Module Comment: (50) SN# Bel-0P308287 THRU Bel-0P325499	898369T18	89195212S, 88452112S, 85961312S, 859613 12 (50) SN# Bel-0P308287 THRU Bel-0P325499
5	ECM, Engine Control Module Comment: (50) SN# USA-0T980000 THRU USA-1B226999	898369T02	89195218T, 89195245T, 89195236T (50) SN# USA-0T980000 THRU USA-1B226999
5	ECM, Engine Control Module Comment: (50) SN# Bel-0P325500 THRU Bel-0P400999	898369T02	89195218T, 89195245T, 89195236T (50) SN# Bel-0P325500 THRU Bel-0P400999
5	ECM, Engine Control Module Comment: (50 Canada)	898369T18	89195212S, 88452112S, 85961312S, 859613 12 (50 Canada)
5	ECM, Engine Control Module Comment: (60) SN# USA-0T842618 & Below	898369T19	89195211S, 88452111S, 85961311S, 859613 11 (60) SN# USA-0T842618 & Below
5	ECM, Engine Control Module Comment: (60) SN# Bel-0P308286 & Below	898369T19	89195211S, 88452111S, 85961311S, 859613 11 (60) SN# Bel-0P308286 & Below
5	ECM, Engine Control Module Comment: (60) SN# USA-0T842619 THRU USA-0T979999	898369T19	89195211S, 88452111S, 85961311S, 859613 11 (60) SN# USA-0T842619 THRU USA-0T979999
5	ECM, Engine Control Module Comment: (60) SN# Bel-0P308287 THRU Bel-0P325499	898369T19	89195211S, 88452111S, 85961311S, 859613 11 (60) SN# Bel-0P308287 THRU Bel-0P325499
5	ECM, Engine Control Module Comment: (60) SN# USA-0T980000 THRU USA-1B226999	898369T03	89195219T, 89195246T, 89195238T (60) SN# USA-0T980000 THRU USA-1B226999
5	ECM, Engine Control Module Comment: (60) SN# Bel-0P325500 THRU Bel-0P400999	898369T03	89195219T, 89195246T, 89195238T (60) SN# Bel-0P325500 THRU Bel-0P400999
5	ECM, Engine Control Module Comment: (60-Canada)	898369T19	89195211S, 88452111S, 85961311S, 859613 11 (60-Canada)
5	ECM, Engine Control Module Comment: (40) SN# USA-0T842618 & Below	898369T20	89195213S, 88452113S, 85961313S, 859613 13 (40) SN# USA-0T842618 & Below
5	ECM, Engine Control Module Comment: (40) SN# Bel-0P308286 & Below	898369T20	89195213S, 88452113S, 85961313S, 859613 13 (40) SN# Bel-0P308286 & Below
5	ECM, Engine Control Module Comment: (40) SN# USA-0T842619 THRU USA-0T979999	898369T20	89195213S, 88452113S, 85961313S, 859613 13 (40) SN# USA-0T842619 THRU USA-0T979999
5	ECM, Engine Control Module Comment: (40) SN# Bel-0P308287 THRU Bel-0P325499	898369T20	89195213S, 88452113S, 85961313S, 859613 13 (40) SN# Bel-0P308287 THRU Bel-0P325499
5	ECM, Engine Control Module Comment: (40)(All) SN# USA-0T980000 THRU USA-1B226999	898369T01	89195217T, 89195244T, 89195234T (40)(All) SN# USA-0T980000 THRU USA-1B226999
5	ECM, Engine Control Module Comment: (40)(All) SN# Bel-0P325500 THRU Bel-0P400999	898369T01	89195217T, 89195244T, 89195234T (40)(All) SN# Bel-0P325500 THRU Bel-0P400999
5	ECM, Engine Control Module Comment: (40 Bigfoot) SN# USA-0T842618 & Below	898369T17	89195210S, 88452110S, 85961310S, 859613 10 (40 Bigfoot) SN# USA-0T842618 & Below
5	ECM, Engine Control Module Comment: (40 Bigfoot) SN# Bel-0P308286 & Below	898369T17	89195210S, 88452110S, 85961310S, 859613 10 (40 Bigfoot) SN# Bel-0P308286 & Below
5	ECM, Engine Control Module Comment: (40 Bigfoot) SN# USA-0T842619 THRU USA-0T979999	898369T17	89195210S, 88452110S, 85961310S, 859613 10 (40 Bigfoot) SN# USA-0T842619 THRU USA-0T979999
5	ECM, Engine Control Module Comment: (40 Bigfoot) SN# Bel-0P308287 THRU Bel-0P325499	898369T17	89195210S, 88452110S, 85961310S, 859613 10 (40 Bigfoot) SN# Bel-0P308287 THRU Bel-0P325499
6	BUSHING	23-856954
7	SCREW, (M6 x 14)	10-82129114
8	BRACKET	856040
9	RETAINER	92753
10	RETAINER Comment: SN# USA-0T979999/Bel-0P325499 & Below	856836001	856836, 856039 SN# USA-0T979999/Bel-0P325499 & Below
10	RETAINER Comment: SN# USA-0T980000/Bel-0P325500 THRU USA-1B226999/Bel-0P400999	856836001	856836, 856039 SN# USA-0T980000/Bel-0P325500 THRU USA-1B226999/Bel-0P400999
11	PLATE	8M0009177	893764001, 877802
12	SCREW, (M6 x 16)	10-8248324
13	CLIP	54-24836
14	BRACE	8M0007734	882753
15	SCREW, (M6 x 14)	10-82129114
16	PLATE, Solenoid	893768	825074 1
17	SCREW, (M6 x 14)	10-82129114
18	BRACKET	8M0010250	95643M
19	RELAY	825096T01	89-825096T, 89-825096, 89-95642M
20	CABLE ASSEMBLY, (8.50 Inches)	84-93388A16
21	NUT, (M6) Stainless Steel	11-401386
22	CABLE ASSEMBLY, Battery - Positive	84-88439A9
23	BOOT, Insulator - Red	85-880786
24	HARNESS ASSEMBLY, Engine Wiring Comment: SN# USA-0T979999 & Below	84-877804T3
24	HARNESS ASSEMBLY, Engine Wiring Comment: SN# Bel-0P325499 & Below	84-877804T3
24	HARNESS ASSEMBLY, Engine Wiring Comment: SN# USA-0T980000 THRU USA-1B062256	84-877804T05	84-877804T04 SN# USA-0T980000 THRU USA-1B062256
24	HARNESS ASSEMBLY, Engine Wiring Comment: SN# Bel-0P325500 THRU Bel-0P343604	84-877804T05	84-877804T04 SN# Bel-0P325500 THRU Bel-0P343604
24	HARNESS ASSEMBLY, Engine Comment: SN# USA-1B062257 THRU USA-1B226999	84-877804T05	84-877804T04 SN# USA-1B062257 THRU USA-1B226999
24	HARNESS ASSEMBLY, Engine Comment: SN# Bel-0P343605 THRU Bel-0P400999	84-877804T05	84-877804T04 SN# Bel-0P343605 THRU Bel-0P400999
25	FUSE, Mini - Yellow - 20 Ampere Comment: (20 AMP) SN# USA-1B062256 & Below	88-832969T20	88-832969 20 (20 AMP) SN# USA-1B062256 & Below
25	FUSE, Mini - Yellow - 20 Ampere Comment: (20 AMP) SN# Bel-0P343604 & Below	88-832969T20	88-832969 20 (20 AMP) SN# Bel-0P343604 & Below
25	FUSE, Mini - Yellow - 20 Ampere Comment: (20 AMP) SN# USA-1B062257 THRU USA-1B226999	88-832969T20	88-832969 20 (20 AMP) SN# USA-1B062257 THRU USA-1B226999
25	FUSE, Mini - Yellow - 20 Ampere Comment: (20 AMP) SN# Bel-0P343605 THRU Bel-0P400999	88-832969T20	88-832969 20 (20 AMP) SN# Bel-0P343605 THRU Bel-0P400999
25	FUSE, Mini - Blue - 15 Ampere Comment: (15 AMP) SN# USA-1B062256 & Below	88-832969T15	88-832969 15 (15 AMP) SN# USA-1B062256 & Below
25	FUSE, Mini - Blue - 15 Ampere Comment: SN# Bel-0P343604 & Below	88-832969T15	88-832969 15 SN# Bel-0P343604 & Below
25	FUSE, Mini - Tan - 5 Ampere Comment: (5 AMP) SN# USA-1B062257 THRU USA-1B226999	88-832969T05	88-832969 5 (5 AMP) SN# USA-1B062257 THRU USA-1B226999
25	FUSE, Mini - Tan - 5 Ampere Comment: (5 AMP) SN# Bel-0P343605 THRU Bel-0P400999	88-832969T05	88-832969 5 (5 AMP) SN# Bel-0P343605 THRU Bel-0P400999
25	FUSE, Mini - Clear - 25 Ampere Comment: (25 AMP) SN# USA-1B062257 THRU USA-1B226999	88-832969T25	88-832969 25 (25 AMP) SN# USA-1B062257 THRU USA-1B226999
25	FUSE, Mini - Clear - 25 Ampere Comment: (25 AMP) SN# Bel-0P343605 THRU Bel-0P400999	88-832969T25	88-832969 25 (25 AMP) SN# Bel-0P343605 THRU Bel-0P400999
26	COVER, Fuse	858754
27	CABLE ASSEMBLY, Diode	84-883834T01	84-883834A 1
28	PLUG, Male	13541
29	SENSOR	8M0082988	8M0030022, 828358 2
30	SCREW, (M5 x 16) Stainless Steel	10-40011107
31	REGULATOR, Voltage	883071T1
32	BRACKET	893771	858413
33	FOAM PAD	8308971
34	SCREW, (M6 x 40)	10-8248329
35	PRESSURE SWITCH	87-8M0098207	87-8M0070107, 87-828040 1
36	STARTER MOTOR ASSEMBLY Comment: SN# USA-0T800999/Bel-0P267999 & Below	50-893888T	50-888161T, 50-884044T, 50-859377T SN# USA-0T800999/Bel-0P267999 & Below
36	STARTER MOTOR ASSEMBLY Comment: SN# USA-0T801000/Bel-0P268000 THRU USA-1B226999/Bel-0P400999	50-893888T	50-888161T, 50-884044T, 50-859377T SN# USA-0T801000/Bel-0P268000 THRU USA-1B226999/Bel-0P400999
37	NUT, (.250-20) Brass	11-94330
38	CABLE ASSEMBLY, Battery - Negative	84-88439A4
39	J CLIP	54-8M0024808
40	SCREW, (M8 x 45) Stainless Steel	10-40011153
41	SCREW, (M6 x 25 MM)	10-8248326
42	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
43	SPARK PLUG, RA8HC	33-883323001	33-810C, 33-883323, 33-810B
44	SCREW, (M5 x 12)	10-82239312
45	HARNESS ASSEMBLY, Extension (Handle)	84-852375A6
-	POWERHEAD ASSEMBLY	61-893678T03	61-878344T03, 61-878344T02, 61-878344T01

Electrical Components(USA-1B227000/Bel-0P401000 and Up)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Electrical Components(USA-1B227000/Bel-0P401000 and Up):

Position No.	Part Name	OEM Number	Supersedes
1	SCREW, (M6 x 25 MM)	10-82129125
2	BRACKET	893774002	893774, 896518
3	WASHER	12-8M0214930
4	GROMMET	25-8M0190980
5	ECM, Engine Control Module Comment: (40 Bigfoot)	898369T01	89195217T, 89195244T, 89195234T (40 Bigfoot)
5	ECM, Engine Control Module Comment: (40 EU)	898369T24	89195239T, 89195233T (40 EU)
5	ECM, Engine Control Module Comment: (50)	898369T02	89195218T, 89195245T, 89195236T (50)
5	ECM, Engine Control Module Comment: (50 EU)	898369T25	89195240T, 89195235T (50 EU)
5	ECM, Engine Control Module Comment: (60)	898369T03	89195219T, 89195246T, 89195238T (60)
5	ECM, Engine Control Module Comment: (60 EU)	898369T04	89195241T, 89195237T (60 EU)
6	BUSHING	23-856954
7	SCREW, (M6 x 14)	10-82129114
8	BRACKET	858953
9	CLIP, (.625)	54-858954
10	CLIP (Part of Electrical Harness)	54-879962
11	PLATE	8M0009177	893764001, 877802
12	SCREW, (M6 x 16)	10-8248324
13	CLIP	54-24836
14	BRACE	8M0007734	882753
15	SCREW, (M6 x 14)	10-82129114
16	PLATE, Solenoid	893768	825074 1
17	SCREW, (M6 x 14)	10-82129114
18	BRACKET	8M0010250	95643M
19	RELAY	825096T01	89-825096T, 89-825096, 89-95642M
20	CABLE ASSEMBLY, (8.50 Inches)	84-93388A16
21	NUT, (M6) Stainless Steel	11-401386
22	CABLE ASSEMBLY, Battery - Positive	84-88439A9
23	BOOT, Insulator - Red	85-880786
24	HARNESS ASSEMBLY, Engine	84-893666T03	84-893666T01
25	FUSE, Mini - Yellow - 20 Ampere Comment: (20 AMP)	88-832969T20	88-832969 20 (20 AMP)
25	FUSE, Mini - Clear - 25 Ampere Comment: (25 AMP)	88-832969T25	88-832969 25 (25 AMP)
25	FUSE, Mini - Tan - 5 Ampere Comment: (5 AMP)	88-832969T05	88-832969 5 (5 AMP)
26	COVER, Fuse	858754
27	CABLE ASSEMBLY, Diode	84-883834T01	84-883834A 1
28	PLUG, Male	13541
29	SENSOR	8M0082988	8M0030022, 828358 2
30	SCREW, (M5 x 16) Stainless Steel	10-40011107
31	REGULATOR, Voltage	893640T01	893640001
32	BRACKET	893771	858413
33	FOAM PAD	8308971
34	SCREW, (M6 x 40)	10-8248329
35	PRESSURE SWITCH	87-8M0098207	87-8M0070107, 87-828040 1
36	STARTER MOTOR ASSEMBLY (See Breakdown on Starter Motor) Comment: SN# USA-1B282399 & Below	50-893888T	50-888161T, 50-884044T, 50-859377T SN# USA-1B282399 & Below
36	STARTER MOTOR ASSEMBLY, Complete Comment: SN# USA-1B282400 & Up	50-893888T	50-888161T, 50-884044T, 50-859377T SN# USA-1B282400 & Up
37	NUT, (.250-20) Brass	11-94330
38	CABLE ASSEMBLY, Battery - Negative	84-88439A4
39	J CLIP	54-8M0024808
40	SCREW, (M8 x 45) Stainless Steel	10-40011153
41	SCREW, (M5 x 12)	10-82239312
42	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
43	SPARK PLUG	33-883323001	33-810C, 33-883323, 33-810B
44	HARNESS ASSEMBLY, Fuse	84-897940T01
-	POWERHEAD ASSEMBLY	61-893678T03	61-878344T03, 61-878344T02, 61-878344T01

Flywheel

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Flywheel:

Position No.	Part Name	OEM Number	Supersedes
1	FLYWHEEL COVER	859284T2
2	SCREW, (M6 x 25 MM)	10-8248326
3	DECAL, EPA Label Information Comment: (2002)	37-883830A02
3	DECAL, EPA Label Information Comment: (2003)	37-883830A03
3	DECAL, EPA Label Information Comment: (2004)	37-883830A04
3	DECAL, EPA Label Information Comment: (2005)	37-883830A05
3	DECAL, EPA Label Information Comment: (2006)	37-883830A06
4	FLYWHEEL	200-8M0053921	200-877826T03, 200-877836T05, 200-877836T 2
5	GEAR, Driven	833104T6
6	NOT SOLD SEPARATE, Decal-Warning Spinning Flywheel	NSS
7	NOT SOLD SEPARATE, Decal-Timing Marks	NSS
8	NOT SOLD SEPARATE, Decal-Warning-Neutral	NSS
9	NUT	11-893789	11-81773M
10	WASHER	12-893762	12-84436M
11	SCREW, (M5 x 30)	10-4013930
12	STATOR Comment: SN# USA-0T800999/Bel-0P267999 & Below	398-878143T05	398-878143T 3 SN# USA-0T800999/Bel-0P267999 & Below
12	STATOR Comment: SN# USA-0T801000/Bel-0P268000 & Up	398-878143T05	398-878143T 3 SN# USA-0T801000/Bel-0P268000 & Up
13	LOAD RING	834838
14	GEAR, Drive	833102T	833102
15	SCREW, (M10 x 40)	10-82761140
16	WASHER	12-4002320
17	BELT	8M0151040
18	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
-	CYLINDER HEAD ASSEMBLY	893505T05	857082A 9

Fuel Lines

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Fuel Lines:

Position No.	Part Name	OEM Number	Supersedes
1	CONDUIT, (.350 Inside Diameter x 3.00 Feet Bulk) (Cut to 24 Inches)	32-828547353
2	LINE, Fuel	32-8M0222164
3	FILTER, Fuel	35-879885Q	35-879885T
4	PROTECTIVE SLEEVE	8775381
5	LINE, Fuel	32-8M0111510	32-8M0079540, 32-8M0046458, 32-877811T, 32-877811

Fuel Pump

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Fuel Pump:

Position No.	Part Name	OEM Number	Supersedes
1	PUMP, Fuel Comment: SN# 0T939654 & Below	8M0141827
1	PUMP, Fuel Comment: SN# 0P301503 & Below	8M0141827
1	PUMP, Fuel Comment: SN# 0T939655 THRU 1B050000	8M0141827
1	PUMP, Fuel Comment: SN# 0P301504 THRU 0P340403	8M0141827
1	PUMP ASSEMBLY, Fuel Comment: (Sold Complete Only) SN# 1B050001 & Up	8M0141827
1	PUMP ASSEMBLY, Fuel Comment: (Sold Complete Only) SN# 0P340404 & Up	8M0141827
2	SCREW Comment: SN# 1B050000 & Below	10-883517
2	SCREW Comment: SN# 0P340403 & Below	10-883517
3	DIAPHRAGM KIT Comment: SN# 1B050000 & Below	883520A1
3	DIAPHRAGM KIT Comment: SN# 0P340403 & Below	883520A1
4	SPRING Comment: SN# 1B050000 & Below	24-8835181
4	SPRING Comment: SN# 0P340403 & Below	24-8835181
5	NUT Comment: SN# 1B050000 & Below	11-883519
5	NUT Comment: SN# 0P340403 & Below	11-883519
6	SPRING Comment: SN# 0T939654 & Below	24-883518A03	24-883518A 2 SN# 0T939654 & Below
6	SPRING Comment: SN# 0P301503 & Below	24-883518A03	24-883518A 2 SN# 0P301503 & Below
6	SPRING Comment: SN# 0T939655 THRU 1B050000	24-883518A03	24-883518A 2 SN# 0T939655 THRU 1B050000
6	SPRING Comment: SN# 0P301504 THRU 0P340403	24-883518A03	24-883518A 2 SN# 0P301504 THRU 0P340403
7	NOT SOLD SEPARATE, Cap	NSS
8	DEFLECTOR, Cowl	8M0007776	893698001, 856603 1
9	SCREW, (M6 x 30)	10-82684430
10	TUBING, (.312) (70.00 Inches Bulk) Comment: (Cut to 34 Inches) SN# 0T939654 & Below	32-8M0108349	32-8M0047448, 32-830757130, 32-830757 80 (Cut to 34 Inches) SN# 0T939654 & Below
10	TUBING, (.312) (70.00 Inches Bulk) Comment: (Cut to 34 Inches) SN# 0P301503 & Below	32-8M0108349	32-8M0047448, 32-830757130, 32-830757 80 (Cut to 34 Inches) SN# 0P301503 & Below
10	TUBING, (.312) (70.00 Inches Bulk) Comment: (Cut to 37 Inches) SN# 0T939655 & Up	32-8M0108349	32-8M0047448, 32-830757130, 32-830757 80 (Cut to 37 Inches) SN# 0T939655 & Up
10	TUBING, (.312) (70.00 Inches Bulk) Comment: (Cut to 37 Inches) SN# 0P301504 & Up	32-8M0108349	32-8M0047448, 32-830757130, 32-830757 80 (Cut to 37 Inches) SN# 0P301504 & Up
11	HOSE, (57.00 Inches Bulk) Comment: (Cut to 19 Inches) SN# 0T939654 & Below	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821 (Cut to 19 Inches) SN# 0T939654 & Below
11	HOSE, (57.00 Inches Bulk) Comment: (Cut to 19 Inches) SN# 0P301503 & Below	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821 (Cut to 19 Inches) SN# 0P301503 & Below
11	HOSE, (57.00 Inches Bulk) Comment: (Cut to 16-1/2 Inches) SN# 0T939655 & Up	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821 (Cut to 16-1/2 Inches) SN# 0T939655 & Up
11	HOSE, (57.00 Inches Bulk) Comment: (Cut to 16-1/2 Inches) SN# 0P301504 & Up	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821 (Cut to 16-1/2 Inches) SN# 0P301504 & Up
12	TUBING, (.312) (70.00 Inches Bulk) (Cut to 6 Inches)	32-8M0108349	32-8M0047448, 32-830757130, 32-830757 80
13	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
14	HOSE, (57.00 Inches Bulk) (Cut to 8 Inches)	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821
15	FILTER, Fuel	35-879884T
16	HOSE, (57.00 Inches Bulk) (Cut to 36 Inches)	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821
17	CONNECTOR ASSEMBLY, Fuel	22-8M0148585
18	BUSHING	23-856954
19	GROMMET	25-8M0190980
20	WASHER	12-8M0214930
21	NUT, (M6)	11-401196
22	BRACKET	893772	880121
23	SCREW, (M6 x 13) Stainless Steel	10-40011126
24	CONDUIT, (.500 Inside Diameter x 3.00 Feet Bulk) (Cut to 13 Inches)	32-828547T1
25	CONDUIT, (.500 Inside Diameter x 3.00 Feet Bulk) (Cut to 26 Inches)	32-828547T1

Gear Housing(Drive-2.31:1)(Belgium-0P216184 and Below)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Gear Housing(Drive-2.31:1)(Belgium-0P216184 and Below):

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, Complete (4.25 Inch/107.95 mm Torpedo Diameter)	1667-9011G90
1	GEAR HOUSING ASSEMBLY, Basic	1667-9011G59
2	PIN, Dowel - With Hole (.375 x .625) (Front)	17-8M0084244	17-43043
3	TUBE, Oiler	43046
4	SCREW KIT, (.375-16 x .250) Drain	10-79953Q04
5	SEAL	12-191833
6	PIN, Dowel - Without Hole (.375 x .625) (Rear)	17-43044
7	TRIM TAB	31640T07
8	SCREW, (.437-14 x 1.250) Stainless Steel	10-825427	10-15942
9	WASHER, (.453 x .812 x .105) Black Oxide	12-451761
10	CARRIER ASSEMBLY	43040T1
11	NOT SOLD SEPARATE, Needle Bearing	NSS
12	ANODE	97-826134Q	826134, 826134A 1
13	NUT, (M6) Stainless Steel	11-401386
14	SCREW, (M6 x 40)	10-4000333
15	GEAR, Pinion (13 Teeth)	43-44484T
16	NUT, (.625-18)	11-35921
17	CAM, Shift Control	850307
18	BEARING ASSEMBLY, Tapered Roller	31-42677A1
19	SHIM SET	15-44492A1
20	DRIVESHAFT ASSEMBLY	45-859105A1
21	SLEEVE/RING KIT	42461A1
22	NOT SOLD SEPARATE, Ring Seal	NSS
23	COVER ASSEMBLY, Water Pump	43055A4
24	GASKET	27-430331
25	GASKET	27-8M0214931
26	SEAL, Oil (Lower)	26-43036
27	SEAL, Oil (Upper)	26-43035
28	GASKET	27-8172771
29	HOUSING KIT, Upper Water Pump	817275A2
30	FACEPLATE	8M0204709
31	SCREW, (M6 x 30)	10-82684430
32	SEAL	8M0204658
33	KEY	28-8M0204723
34	IMPELLER	47-43026T2
35	SCREW, (M6 x 25)	10-82684425
36	SHIFT SHAFT ASSEMBLY	853906A1
37	E RING	53-29641
38	BUSHING ASSEMBLY	23-43052A4
39	O-RING, (1.424 x .103)	25-8M0204681
40	SEAL, Oil	26-8M0204708
41	SCREW, (M6 x 25)	10-82684425
42	FACE SEAL	26-861415	26-816575
-	SEAL KIT, Gear Housing	26-43035A05
-	REPAIR KIT, Water Pump	46-43024A09
-	REPAIR KIT, Water Pump Impeller	47-8M0100526	47-43026Q06

Gear Housing(Drive-2.31:1)(USA-0T625303 and Below)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Gear Housing(Drive-2.31:1)(USA-0T625303 and Below):

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, Complete (4.25 Inch/107.95 mm Torpedo Diameter)	1667-9011G90
1	GEAR HOUSING ASSEMBLY, Basic	1667-9011G59
2	PIN, Dowel - With Hole (.375 x .625) (Front)	17-8M0084244	17-43043
3	TUBE, Oiler	43046
4	SCREW KIT, (.375-16 x .250) Drain	10-79953Q04
5	SEAL	12-191833
6	PIN, Dowel - Without Hole (.375 x .625) (Rear)	17-43044
7	TRIM TAB	31640T07
8	SCREW, (.437-14 x 1.250) Stainless Steel	10-825427	10-15942
9	WASHER, (.453 x .812 x .105) Black Oxide	12-451761
10	CARRIER ASSEMBLY	43040T1
11	NOT SOLD SEPARATE, Needle Bearing	NSS
12	ANODE	97-826134Q	826134, 826134A 1
13	NUT, (M6) Stainless Steel	11-401386
14	SCREW, (M6 x 40)	10-4000333
15	GEAR, Pinion (13 Teeth)	43-44484T
16	NUT, (.625-18)	11-35921
17	CAM, Shift Control	850307
18	BEARING ASSEMBLY, Tapered Roller	31-42677A1
19	SHIM SET	15-44492A1
20	DRIVESHAFT ASSEMBLY	45-859105A1
21	SLEEVE/RING KIT	42461A1
22	NOT SOLD SEPARATE, Ring Seal	NSS
23	COVER ASSEMBLY, Water Pump	43055A4
24	GASKET	27-430331
25	GASKET	27-8M0214931
26	SEAL, Oil (Lower)	26-43036
27	SEAL, Oil (Upper)	26-43035
28	GASKET	27-8172771
29	HOUSING KIT, Upper Water Pump	817275A2
30	FACEPLATE	8M0204709
31	SCREW, (M6 x 30)	10-82684430
32	SEAL	8M0204658
33	KEY	28-8M0204723
34	IMPELLER	47-43026T2
35	SCREW, (M6 x 25)	10-82684425
36	SHIFT SHAFT ASSEMBLY	853906A1
37	E RING	53-29641
38	BUSHING ASSEMBLY	23-43052A4
39	O-RING, (1.424 x .103)	25-8M0204681
40	SEAL, Oil	26-8M0204708
41	SCREW, (M6 x 25)	10-82684425
42	FACE SEAL	26-861415	26-816575
-	SEAL KIT, Gear Housing	26-43035A05
-	REPAIR KIT, Water Pump	46-43024A09
-	REPAIR KIT, Water Pump Impeller	47-8M0100526	47-43026Q06

Gear Housing(Driveshaft)(1.83:1 Gear Ratio)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Gear Housing(Driveshaft)(1.83:1 Gear Ratio):

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, Complete (3.44 Inch/87.37 mm Torpedo Diameter)	1671-9760T41
1	GEAR HOUSING ASSEMBLY, Basic	1671-9760T42
2	SCREW KIT, (.375-16 x .250) Drain	10-79953Q04
3	SCREW KIT, (.375-16 x .250) Drain	10-79953Q04
4	SEAL	12-191833
5	PIN, Dowel - With Hole (.375 x .625)	17-8M0084244	17-43043
6	PIN, Dowel - Without Hole (.375 x .625)	17-43044
7	PLUG, Pipe (.0625-27)	22-878089
8	BEARING, Roller	31-812768
9	SEAL/PLATE KIT	818226A1
10	NOT SOLD SEPARATE, Filler Plate	NSS
11	GEAR, Pinion - 12 Teeth	43-859103T
12	NUT, (.437-20)	11-55910
13	SHIFT SHAFT ASSEMBLY	859607A1
14	E RING	53-29641
15	BUSHING ASSEMBLY	23-813696A2
16	O-RING, (.987 x .103)	25-45258
17	SEAL, Oil	26-8M0204708
18	DRIVESHAFT, Long	45-859102
19	SHIM SET	15-812770A1
20	BEARING ASSEMBLY, Roller	31-8M0166756
21	NOT SOLD SEPARATE, Cup	NSS
22	NUT	11-8128201
23	BASE ASSEMBLY, Water Pump	46-812966A7
24	O-RING, (1.859 x .139)	25-8M0204651
25	SEAL, Oil	26-814669
26	SEAL, Oil	26-814670
27	IMPELLER	47-19453T
28	KEY	28-8M0032831	28-19699
29	WASHER	12-8M0204720
30	PUMP ASSEMBLY, Water	46-812966A12
31	GASKET (Lower)	27-8M0224241
32	GASKET, Upper Water Pump (Upper)	27-822189
33	FACE PLATE	19700A2
34	SCREW, (M6 x 16)	10-8248324
35	CAM, Shift Control	760394
36	COUPLER	8M0151045
-	SEAL KIT, Gear Housing	26-814669A2
-	REPAIR KIT, Water Pump	46-812966A12

Gear Housing, Drive-2.33:1-USA-0T625304/BEL-0P216185 and Up

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Gear Housing, Drive-2.33:1-USA-0T625304/BEL-0P216185 and Up:

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, Complete (4.25 Inch/107.95 mm Torpedo Diameter) Comment: (Long)	1667-9011G90
-	GEAR HOUSING ASSEMBLY, Complete (4.25 Inch/107.95 mm Torpedo Diameter) Comment: (X-Long)	1667-9011J41
1	GEAR HOUSING ASSEMBLY, Basic	1667-9011G59
2	PIN, Dowel - With Hole (.375 x .625) (Front)	17-8M0084244	17-43043
3	TUBE, Oiler	43046
4	SCREW KIT, (.375-16 x .250) Drain	10-79953Q04
5	SEAL	12-191833
6	PIN, Dowel - Without Hole (.375 x .625) (Rear)	17-43044
7	TRIM TAB	31640T07
8	SCREW, (.437-14 x 1.250) Stainless Steel	10-825427	10-15942
9	WASHER, (.453 x .812 x .105) Black Oxide	12-451761
10	CARRIER ASSEMBLY	43040T1
11	NOT SOLD SEPARATE, Needle Bearing	NSS
12	ANODE	97-826134Q	826134, 826134A 1
13	NUT, (M6) Stainless Steel	11-401386
14	SCREW, (M6 x 40)	10-4000333
15	NOT SOLD SEPARATE, Pinion Gear (12 Teeth)(Part of 43-882813A3	NSS
16	NUT, (.625-18)	11-35921
17	CAM, Shift Control	850307
18	BEARING ASSEMBLY, Tapered Roller	31-883047A1
19	SHIM SET	15-44492A1
20	DRIVESHAFT ASSEMBLY Comment: (Long)	45-859105A1
20	DRIVESHAFT ASSEMBLY Comment: (X-Long)	45-875222A1
21	SLEEVE/RING KIT	42461A1
22	NOT SOLD SEPARATE, Ring Seal	NSS
23	COVER ASSEMBLY, Water Pump	43055A4
24	GASKET	27-430331
25	GASKET	27-8M0214931
26	SEAL, Oil (Lower)	26-43036
27	SEAL, Oil (Upper)	26-43035
28	GASKET	27-8172771
29	HOUSING KIT, Upper Water Pump	817275A2
30	FACEPLATE	8M0204709
31	SCREW, (M6 x 30)	10-82684430
32	SEAL, Water Tube	8M0151044
33	KEY	28-8M0204723
34	IMPELLER	47-43026T2
35	SCREW, (M6 x 25)	10-82684425
36	SHIFT SHAFT ASSEMBLY Comment: (Long)	853906A1
36	SHIFT SHAFT ASSEMBLY Comment: (X-Long)	853908A1
37	E RING	53-29641
38	BUSHING ASSEMBLY	23-43052A4
39	O-RING, (1.424 x .103)	25-8M0204681
40	SEAL, Oil	26-8M0204708
41	SCREW, (M6 x 25)	10-82684425
42	FACE SEAL	26-861415	26-816575
-	SEAL KIT, Gear Housing	26-43035A05
-	REPAIR KIT, Water Pump	46-43024A09
-	REPAIR KIT, Water Pump Impeller	47-8M0100526	47-43026Q06

Gear Housing, Prop-2.31:1-USA-0T625303/BEL-0P216184 Below

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Gear Housing, Prop-2.31:1-USA-0T625303/BEL-0P216184 Below:

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, Complete (4.25 Inch/107.95 mm Torpedo Diameter)	1667-9011G90
1	GEAR HOUSING ASSEMBLY, Basic	1667-9011G59
2	BEARING SET, Cup And Cone	31-30894A1
3	NOT SOLD SEPARATE, Cup	NSS
4	GEAR ASSEMBLY, Forward - 30 Teeth	43-859472A3
5	BEARING, Needle	31-30895T
6	RING, Retaining	53-856823
7	FOLLOWER KIT, Cam	850315A1
8	BALL	30-44530
9	NOT SOLD SEPARATE, Slide	NSS
10	SPRING	24-850327
11	CLUTCH	52-850048T	52-850048
12	PIN, Cross	17-8M0100263	17-8M0084681, 17-8M0020941, 17-30632
13	SPRING	24-30893
14	PROPELLER SHAFT	44-8M0140445
15	GEAR, Reverse (30 Teeth)	43-850034T	43-850034
16	CARRIER ASSEMBLY, Bearing	8M0168901
17	O-RING, (3.609 x .139)	25-8M0214974
18	BEARING, Needle	31-30956T
19	SEAL, Oil (Inner)	26-8M0205728
20	SEAL, Oil (Outer)	26-8M0205729
21	BEARING, Roller	31-12578T
22	THRUST WASHER	12-12577
23	BEARING, Thrust	31-12576
24	STUD, (M8 x 48)	16-8M0034456	16-42917 2
25	WASHER, (.323 x .590 x .112) Stainless Steel	12-855941
26	NUT, (M8)	11-401378
27	SHIM SET	15-44491A1
28	INSERT, Threaded	8227731
29	NOT SOLD SEPARATE, Decal	NSS
30	NOT SOLD SEPARATE, Decal-Prop Operation	NSS
31	THRUST WASHER	13191Q01
32	PROP NUT KIT, (.750-16)	11-52707Q1
33	TAB WASHER	14-816629Q	14-816629, 14-31210, 14-816629B
34	SCREW, (M10 x 45)	10-4000380
35	WASHER, (.406 x .750 x .105) Stainless Steel	12-8M0214963
-	SEAL KIT, Gear Housing	26-43035A05

Gear Housing, Prop-2.33:1-USA-0T625304/BEL-0P216185 and Up

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Gear Housing, Prop-2.33:1-USA-0T625304/BEL-0P216185 and Up:

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, Complete (4.25 Inch/107.95 mm Torpedo Diameter) Comment: (Long)	1667-9011G90
-	GEAR HOUSING ASSEMBLY, Complete (4.25 Inch/107.95 mm Torpedo Diameter) Comment: (X-Long)	1667-9011J41
1	GEAR HOUSING ASSEMBLY, Basic	1667-9011G59
2	BEARING SET, Cup And Cone	31-30894A1
3	NOT SOLD SEPARATE, Cup	NSS
4	GEAR KIT, Forward And Pinion 28 Teeth	43-882813A3
5	BEARING, Needle	31-30895T
6	RING, Retaining	53-856823
7	FOLLOWER KIT, Cam	850315A1
8	BALL	30-44530
10	NOT SOLD SEPARATE, Slide	NSS
10	SPRING	24-850327
11	CLUTCH	52-850048T	52-850048
12	PIN, Cross	17-8M0100263	17-8M0084681, 17-8M0020941, 17-30632
13	SPRING	24-30893
14	PROPELLER SHAFT	44-8M0140445
15	GEAR, Reverse - 28 Teeth	43-882814T
16	CARRIER ASSEMBLY, Bearing	8M0168901
17	O-RING, (3.609 x .139)	25-8M0214974
18	BEARING, Needle	31-30956T
19	SEAL, Oil (Inner)	26-8M0205728
20	SEAL, Oil (Outer)	26-8M0205729
21	BEARING, Roller	31-12578T
22	THRUST WASHER	12-12577
23	BEARING, Thrust	31-12576
24	STUD, (M8 x 48)	16-8M0034456	16-42917 2
25	WASHER, (.323 x .590 x .112) Stainless Steel	12-855941
26	NUT, (M8)	11-401378
27	SHIM SET	15-44491A1
28	INSERT, Threaded	8227731
29	NOT SOLD SEPARATE, Decal	NSS
30	NOT SOLD SEPARATE, Decal-Prop Operation	NSS
31	THRUST WASHER	13191Q01
32	PROP NUT KIT, (.750-16)	11-52707Q1
33	TAB WASHER	14-816629Q	14-816629, 14-31210, 14-816629B
34	SCREW, (M10 x 45)	10-4000380
35	WASHER, (.406 x .750 x .105) Stainless Steel	12-8M0214963
-	SEAL KIT, Gear Housing	26-43035A05

Gear Housing, Propeller Shaft - 1.83:1 Gear Ratio

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Gear Housing, Propeller Shaft - 1.83:1 Gear Ratio:

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, Complete (3.44 Inch/87.37 mm Torpedo Diameter)	1671-9760T41
1	GEAR HOUSING ASSEMBLY, Basic	1671-9760T42
37	SHIM SET	15-812769A1
38	BEARING ASSEMBLY, Tapered Roller	31-8M0103476	31-812767A 1
39	NOT SOLD SEPARATE, Cup	NSS
40	GEAR, Forward - 22 Teeth	43-859101T2
41	BEARING, Roller	31-21739
42	FOLLOWER, Cam	8129291
43	SLIDE	20843
44	SPRING	24-38114
45	CLUTCH	52-813697T	52-813697
46	PIN, Cross	17-8M0020942	17-38113
47	SPRING	24-815418
48	PROPELLER SHAFT	44-14493
49	GEAR, Reverse - 22 Teeth	43-859104T
50	BEARING, Ball	30-20839T
51	CARRIER ASSEMBLY, Bearing	8M0168900
52	O-RING	25-815460
53	BEARING, Needle	31-21700
54	SEAL, Oil	26-8M0205511
55	SEAL, Oil	26-8M0203757
56	SCREW, (M8 x 30)	10-85594030
57	WASHER, (.323 x .590 x .112) Stainless Steel	12-855941
58	INSERT, Threaded	8227731
59	NOT SOLD SEPARATE, Decal-Gear Ratio	NSS
60	TRIM TAB, Zinc	17264T2
61	SCREW, (M10 x 30)	10-4000377
62	WASHER, (.406 x .750 x .105) Stainless Steel	12-8M0214963
63	THRUST HUB	73345A1
64	PROP NUT KIT	11-69578Q1
65	TAB WASHER	14-8M0214942
66	WASHER, (.406 x .750 x .105) Stainless Steel	12-8M0214963
67	SCREW, (M10 x 45)	10-4000380
-	SEAL KIT, Gear Housing	26-814669A2

Intake Manifold

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Intake Manifold:

Position No.	Part Name	OEM Number	Supersedes
-	MANIFOLD ASSEMBLY, Intake - Complete Comment: SN# 1B236230 & Below	877829T06	877829T05, 877829T04, 877829T03 SN# 1B236230 & Below
-	MANIFOLD ASSEMBLY, Intake - Complete Comment: SN# 1B236231 THRU 1B268340	877829T06	877829T05, 877829T04, 877829T03 SN# 1B236231 THRU 1B268340
-	MANIFOLD ASSEMBLY, Intake - Complete Comment: SN# 1B268341 & Up	877829T06	877829T05, 877829T04, 877829T03 SN# 1B268341 & Up
1	MANIFOLD, Intake Comment: SN# 1B268340 & Below	877829T01	877829T SN# 1B268340 & Below
1	MANIFOLD, Intake Comment: SN# 1B268341 & Up	877829T01	877829T SN# 1B268341 & Up
2	GASKET SET Comment: (Contains 4 Gaskets)	27-879866
3	SCREW	10-881059
4	BRACKET	877834
5	NUT, (M6) Stainless Steel	11-401366
6	SOLENOID VALVE	877805T
7	TFI SYSTEM	879887T
8	INJECTOR Comment: SN# USA-0T800999/BEL-0P267999 & Below	892123002	892123001, 892123, 877826 SN# USA-0T800999/BEL-0P267999 & Below
8	INJECTOR Comment: SN# USA-0T801000 THRU USA-0T979999	892123002	892123001, 892123, 877826 SN# USA-0T801000 THRU USA-0T979999
8	INJECTOR Comment: SN# BEL-0P268000 THRU BEL-0P325499	892123002	892123001, 892123, 877826 SN# BEL-0P268000 THRU BEL-0P325499
8	INJECTOR Comment: SN# USA-0T980000/BEL-0P325500 THRU USA-1B236230	892123002	892123001, 892123, 877826 SN# USA-0T980000/BEL-0P325500 THRU USA-1B236230
8	INJECTOR Comment: SN# 1B236231 & Up	892123002	892123001, 892123, 877826 SN# 1B236231 & Up
9	SCREW	10-881059
10	SCREW	10-881059
11	CLIP	54-883460
12	HOSE	32-877831A1
13	THROTTLE BODY Comment: SN# 1B268340 & Below	877831A02	877831T SN# 1B268340 & Below
13	THROTTLE BODY ASSEMBLY Comment: SN# 1B268341 & Up	877831A02	877831T SN# 1B268341 & Up
14	SCREW, Adjustment Comment: SN# 1B268341 & Up	10-8M0000578
15	SCREW	10-881059
16	SENSOR, Position	8M0125617
17	SCREW	10-881060
18	SENSOR, MAP	854445
19	SENSOR ASSEMBLY, Temperature Comment: (Plastic)	8M0214984
19	SENSOR ASSEMBLY Comment: (Brass Housing)	8M0148668
20	O-RING, (.301 x .070) Comment: (Use with Plastic Housing)	25-627021
20	O-RING, (.351 x .072) Comment: (Use with Brass Housing)	25-896699	25-888814 (Use with Brass Housing)
21	GASKET	27-879867
22	ATTENUATOR, Sound Comment: SN# 1B145285 & Below	893521	881063T SN# 1B145285 & Below
22	ATTENUATOR, Sound Comment: SN# 0P365416 & Below	893521	881063T SN# 0P365416 & Below
22	ATTENUATOR Comment: SN# 1B145286 & Up	893521	881063T SN# 1B145286 & Up
22	ATTENUATOR Comment: SN# 0P365417 & Up	893521	881063T SN# 0P365417 & Up
23	SCREW, (M6 x 25 MM)	10-8248326
24	RESTRICTOR Comment: (50)	8831483
24	RESTRICTOR Comment: (40)	8831482
25	BREATHER HOSE	32-8M0113740
26	SCREW, (M6 x 30)	10-82684430
27	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
28	SCREW, (#10-16 x .625)	10-8214281
29	RETAINER	8M0007495	883832
-	GASKET SET	27-883599A02

Intake/Exhaust Valves

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Intake/Exhaust Valves:

Position No.	Part Name	OEM Number	Supersedes
1	VALVE, Exhaust	8M0065029	832991T 3
2	VALVE, Intake	832990T3
3	SEAL	26-858271
4	SPRING, Valve - Outer	24-893552	24-858268
5	RETAINER	822650
6	KEY	28-893554	28-822651
7	ROCKER ARM	898821A01
8	SCREW	10-825046
9	NUT	11-826150	11-858274
10	SHAFT, Rocker	8570851
11	NOT SOLD SEPARATE, Plug	NSS
12	BRACKET	893560	859577
13	BRACKET	893561	858275
14	SPRING	24-893562	24-825052 1
15	SCREW, (M8 x 23)	10-875218
16	GASKET	27-893645	27-859576
17	PIN	17-859575	17-893584
18	SPRING, Overload	24-893563	24-889775, 24-881858
-	CYLINDER HEAD ASSEMBLY	893505T05	857082A 9

Linkage(Handle)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Linkage(Handle):

Position No.	Part Name	OEM Number	Supersedes
1	SCREW, (M8 x 70) Stainless Steel	10-40011158
2	SCREW, (M6 x 60)	10-8147763
3	NUT, (M6)	11-401196
4	CAP	42942
5	LEVER ASSEMBLY, Throttle	822682A4
6	BRACKET (Handle)	830294T3
7	SCREW, (M6 x 20) Stainless Steel	10-8M0204741
8	BUSHING	23-825078
9	CAM, Throttle	879865
10	SCREW, (M6 x 40)	10-8248329
11	ARM ASSEMBLY, Throttle	883006A1
12	BUSHING	23-883005
13	SCREW, (#10-16 x .625)	10-8214281
14	BUSHING	23-8M0215006
15	LINK ASSEMBLY, Throttle	893775A01	879870A 1
16	SOCKET	8M0084742
17	SCREW, (M6 x 25 MM)	10-8248326
18	SHIFT GUIDE	858245
19	SCREW, (M5 x 12)	10-82239312
20	SHIFT SLIDE	858246
21	DETENT/SPRING KIT	12016A2
22	NOT SOLD SEPARATE, Spring	NSS
23	SHIFT ROD	858247
24	COTTER PIN	18-210711
25	NUT, (M6) Stainless Steel	11-401386
26	WASHER, (.281 x .500 x .060) Stainless Steel	12-8M0204649
27	SHIFT LINK	858248
28	BUSHING	23-48475
29	BUSHING	23-850165
30	LEVER ASSEMBLY, Shift Shaft Comment: (Design II)	850166T06
31	SWITCH Comment: (DesignII)	87-814281T10	87-814281A10 (DesignII)
32	SCREW, (#10-16 x .625) Comment: (Design II)	10-8214281
33	LEVER ASSEMBLY, Shift Shaft Comment: (Design I)	850166T2
34	SWITCH Comment: (Design I)	87-8M0052927	87-813960A 3 (Design I)
35	PLATE Comment: (Design I)	824923
36	SCREW, (M3 x 20) Comment: (Design I)	10-88075020

Linkage(Remote)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Linkage(Remote):

Position No.	Part Name	OEM Number	Supersedes
1	SCREW, (M8 x 70) Stainless Steel	10-40011158
2	SCREW, (M6 x 60)	10-8147763
3	NUT, (M6)	11-401196
4	CAP	42942
5	LEVER ASSEMBLY, Throttle	822682A4
6	RETAINER	883160
7	BUSHING	23-825078
8	RETAINER	822459
9	LEVER, Shift	8259571
10	BRACKET Comment: SN# USA-0T549732 & Below	827706A4
10	BRACKET Comment: SN# USA-0T549733/BEL-All & Up	827706A4
11	LATCH	98889
12	NOT SOLD SEPARATE, Guide-Shift Rod Comment: SN# USA-0T549733/BEL-ALL & Up	NSS
12	GUIDE, Shift Rod Comment: SN# USA-0T549732 & Below	8501631
13	SLEEVE	23-15885
14	SCREW, (M6 x 16)	10-8248324
15	SHIFT ROD	893777	850162
16	SHIFT LINK	893769A01	850255A 1
17	BUSHING	23-48475
18	WASHER, (.281 x .500 x .060) Stainless Steel	12-8M0204649
19	NUT, (M6) Stainless Steel	11-401386
20	COTTER PIN	18-210711
21	LEVER ASSEMBLY, Shift Shaft	850166T06
22	BUSHING	23-850165
23	LINK ASSEMBLY, Throttle	893775A01	879870A 1
24	SOCKET	8M0084742
25	BUSHING	23-8M0215006
26	CAM, Throttle	879865
27	SCREW, (M6 x 40)	10-8248329
28	ARM ASSEMBLY, Throttle	883006A1
29	BUSHING	23-883005
30	SCREW, (#10-16 x .625)	10-8214281

Power Trim

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Power Trim:

Position No.	Part Name	OEM Number	Supersedes
-	PUMP ASSEMBLY, Power Trim Comment: SN# USA-0T842260/BEL-0P279982 and below & Below	8M0055011	893517T01, 855654T09, 855654T08, 855654T 4 SN# USA-0T842260/BEL-0P279982 and below & Below
-	PUMP ASSEMBLY, Power Trim Comment: SN# USA-0T842261/BEL-0P279983 and up & Up	8M0055011	893517T01, 855654T09, 855654T08, 855654T 4 SN# USA-0T842261/BEL-0P279983 and up & Up
1	SHOCK ROD KIT Comment: SN# USA-0T842260/BEL-0P279982 and below & Below	893943A01	855833A 1 SN# USA-0T842260/BEL-0P279982 and below & Below
1	SHOCK ROD KIT Comment: SN# USA-0T842261/BEL-0P279983 and up & Up	8M0118573
2	PISTON ASSEMBLY, Memory	8M0171822
3	O-RING KIT, Rebuild	25-8M0171819
4	NOT SOLD SEPARATE, O Ring	NSS
5	CYLINDER ASSEMBLY	893904T01	811228A 1
6	VALVE KIT, Trim Limit	893944A01	809873A 2
7	PUMP ASSEMBLY	893906A02	809874A 1
8	MOTOR KIT	893907A02	809885A 2
9	PLUG	22-8134351
10	MANUAL RELEASE ASSEMBLY	893929A01	813442A 2
11	MANIFOLD KIT	893909A02	809875A 1
12	SCREW KIT (Motor)	10-809876A1
13	DRIVESHAFT/SEAL KIT	809877A1
14	FILTER KIT	35-893912A02	809878A 1
15	POPPET KIT	893913A02	809879A 1
16	CABLE ASSEMBLY	88238A18
-	O-RING KIT (Complete Trim)	25-893914A02	25-809880A 1
17	PIN, Trilobe	17-821539	17-13794, 17-19603
18	PIN	17-19607
19	PIN Comment: SN# USA-0T979999/BEL-0P325499 & Below	17-822869001	17-822869 SN# USA-0T979999/BEL-0P325499 & Below
19	PIN Comment: SN# USA-0T980000/BEL-0P325500 & Up	17-822869001	17-822869 SN# USA-0T980000/BEL-0P325500 & Up

Powerhead Gasket Set Components

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Powerhead Gasket Set Components:

Position No.	Part Name	OEM Number	Supersedes
-	GASKET SET	27-883599A02
0	GASKET, Vapor Separator Bowl	27-883213
0	GASKET SET, Intake Manifold Comment: (Contains 4 Gaskets)	27-879866
0	GASKET, Cylinder Block Comment: SN# USA-0T979999/BEL-0P325499 & Below	27-8M0213112
0	GASKET, Cylinder Block Comment: SN# USA-0T980000/BEL-0P325500 & Up	27-8M0163129
0	GASKET, Exhaust Cover	27-8M0224375
0	GASKET, Thermostat	27-887978
0	GASKET, Thermostat Cover	27-8M0177107
0	O-RING, (.301 x .070), Temperature Sensor Comment: (Plastic Temperature Sensor Housing)	25-627021
0	SEAL, Cylinder Head	25-8M0011870	25-857083
0	GASKET, Cylinder Head	27-8M0118179
0	O-RING, (.921 x .139), Oil Plug	25-8M0204673
0	O-RING, Oil Pump	25-857096
0	O-RING, Oil Pump	25-857094
0	O-RING, Oil Pump	25-857093
0	SEAL, Crankshaft-Top	8M0151047
0	SEAL, Crankshaft-Bottom	8M0151048
0	GASKET, Adaptor Plate Comment: SN# USA-0T979999/BEL-0P325499 & Below	27-8M0213113
0	GASKET, Adaptor Plate Comment: SN# USA-0T980000/BEL-0P325500 & Up	27-8M0213113
0	O-RING, Oil Pick-UP Plate	25-845746

Service/Support Material

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Service/Support Material:

Position No.	Part Name	OEM Number	Supersedes
-	PARTS MANUAL, 40/50/60 EFI (4 Cylinder) 4-Stroke	90-88387502
-	OWNERS MANUAL Comment: (2002)	90-10223020
-	OWNERS MANUAL Comment: (2003)	90-10223030
-	OWNERS MANUAL Comment: (2004)	90-10223040
-	OWNERS MANUAL Comment: (2004 Tracker)	90-10223040
-	OWNERS MANUAL Comment: (2005)(All)	90-10223050
-	OWNERS MANUAL Comment: (2006)	90-10223060
-	OWNERS MANUAL, Spanish	90-10223J60
-	OWNERS MANUAL, French	90-10223D60
-	SERVICE MANUAL Comment: SN# 1B226999 & Below	90-883065R02	90-883065R01, 90-883065 SN# 1B226999 & Below
-	SERVICE MANUAL Comment: SN# 0P400999 & Below	90-883065R02	90-883065R01, 90-883065 SN# 0P400999 & Below
-	SERVICE MANUAL Comment: SN# 1B227000 & Up	90-883065R02	90-883065R01, 90-883065 SN# 1B227000 & Up
-	SERVICE MANUAL Comment: SN# 0P401000 & Up	90-883065R02	90-883065R01, 90-883065 SN# 0P401000 & Up
-	SERVICE MANUAL Comment: SN# 1C000001 & Up	90-883065R02	90-883065R01, 90-883065 SN# 1C000001 & Up
-	INSTALLATION MANUAL Comment: (2005 and Below)	90-10184020
-	INSTALLATION MANUAL Comment: (2006)	90-10184061
-	TOOL KIT	91-8M0162977
-	DECAL, EPA Label Information Comment: (2002)	37-883830A02
-	DECAL, EPA Label Information Comment: (2003)	37-883830A03
-	DECAL, EPA Label Information Comment: (2004)	37-883830A04
-	DECAL, EPA Label Information Comment: (2005)	37-883830A05
-	DECAL, EPA Label Information Comment: (2006)	37-883830A06
-	DECAL SET Comment: (Merc 40)(2002-2004)	37-883592A02
-	DECAL SET Comment: (Tracker 40)(2002-2004)	37-883592A02
-	DECAL SET Comment: (Merc 40)(2005)	37-883592A05
-	DECAL SET Comment: (Tracker 40)(2005)	37-883592A05
-	DECAL SET Comment: (Merc 40)(2006)	37-883592A06
-	DECAL SET Comment: (Tracker 40)(2006)	37-883592A06
-	DECAL SET Comment: (Merc 50)(2002-2004)	37-883525A02
-	DECAL SET Comment: (Tracker 50)(2002-2004)	37-883525A02
-	DECAL SET Comment: (Merc 50)(2005)	37-883525A05
-	DECAL SET Comment: (Tracker 50)(2005)	37-883525A05
-	DECAL SET Comment: (Merc 50)(2006)	37-883525A06
-	DECAL SET Comment: (Tracker 50)(2006)	37-883525A06
-	DECAL SET Comment: (Merc 60)(2002-2004)	37-883526A02
-	DECAL SET Comment: (Tracker 60)(2002-2004)	37-883526A02
-	DECAL SET Comment: (Merc 60)(2005)	37-883526A05
-	DECAL SET Comment: (Tracker 60)(2005)	37-883526A05
-	DECAL SET Comment: (Merc 60)(2006)	37-883526A06
-	DECAL SET Comment: (Tracker 60)(2006)	37-883526A06
-	DECAL SET Comment: (Mariner 40)(2002)	37-883541A03	37-883541A02 (Mariner 40)(2002)
-	DECAL SET Comment: (Mariner 40)(2003 and Above)	37-883541A03	37-883541A02 (Mariner 40)(2003 and Above)
-	DECAL SET Comment: (Mariner 50)(2002)	37-883533A03	37-883533A02 (Mariner 50)(2002)
-	DECAL SET Comment: (Mariner 50)(2003 and Above)	37-883533A03	37-883533A02 (Mariner 50)(2003 and Above)
-	DECAL SET Comment: (Mariner 60)(2002)	37-883534A03	37-883534A02 (Mariner 60)(2002)
-	DECAL SET Comment: (Mariner 60)(2003 and Above)	37-883534A03	37-883534A02 (Mariner 60)(2003 and Above)

Starter Motor(USA- 1B282399 and Below)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Starter Motor(USA- 1B282399 and Below):

Position No.	Part Name	OEM Number	Supersedes
1	STARTER MOTOR ASSEMBLY Comment: SN# USA-0T800999/Bel-0P267999 & Below	50-893888T	50-888161T, 50-884044T, 50-859377T SN# USA-0T800999/Bel-0P267999 & Below
1	STARTER MOTOR ASSEMBLY Comment: SN# USA-0T801000/Bel-0P268000 & Up	50-893888T	50-888161T, 50-884044T, 50-859377T SN# USA-0T801000/Bel-0P268000 & Up
2	THRU BOLT	15384
3	DRIVE KIT Comment: SN# USA-0T800999/Bel-0P267999 & Below	891752	90643 4 SN# USA-0T800999/Bel-0P267999 & Below
3	DRIVE KIT Comment: SN# USA-0T801000/Bel-0P268000 & Up	891752	90643 4 SN# USA-0T801000/Bel-0P268000 & Up
4	ARMATURE	8236386
5	PINION Comment: SN# USA-0T800999/Bel-0P267999 & Below	68575T2
5	PINION Comment: SN# USA-0T801000/Bel-0P268000 & Up	68575T2
6	DRIVE CAP	8236392
7	CAP, Commutator	8119013
8	BRUSH/SPRING KIT	898265016	75384, 75384 1
9	HOLDER	898265014	61787
10	SCREW	F15158
11	DECAL, Warning, High Voltage	37-8272822

Steering Arm

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Steering Arm:

Position No.	Part Name	OEM Number	Supersedes
1	NUT, (M12)	11-896963	11-859129, 11-90099
2	STRAP	893773002	827923 2, 893773001, 827923 1
3	MOUNT, Upper	8M0224385
4	SCREW, (M6 x 20) Stainless Steel	10-8M0204741
5	BUMPER	8M0156878
6	RING, Retaining	53-89531
7	ARM, Steering	8M0118183
8	BOLT, (M12 x 154)	10-898835001	10-42973
9	SPACER	23-8279971
10	SWIVEL TUBE	8M0219909
11	CABLE ASSEMBLY	84-88238T01
12	CABLE ASSEMBLY, Ground	8M0207768
13	SCREW, (M10 x 105) Hex Flange - Stainless Steel	10-823567105	10-817430105
14	BRACKET	893703	828985
15	SCREW, (#10-16 x .375)	10-878607	10-817626
16	NUT, (M10)	11-40140
17	ATTACHING KIT, Engine Steering (Non Handle)	19608A14
18	SCREW, (.375-24 x 1.500) (Non Handle)	10-823919
19	WASHER, (.390 x .546 x .12) (Non Handle)	12-8M0109680
20	WASHER, (.390 x .625 x .062) Stainless Steel (Non Handle)	12-37828
21	NUT, (.375-24) Stainless Steel (Non Handle)	11-8M0204726
22	NUT, (.375-24) Stainless Steel (Non Handle)	11-8M0204726
23	BRACKET ASSEMBLY, Steering, Ride-Guide (Non Handle)	816667A2
24	TAB WASHER (Non Handle)	14-8M0009820	14-816669F 1
25	SCREW, (M10 x 30) (Non Handle)	10-4000377
26	WASHER, (.453 x .812 x .105) Stainless Steel	12-45176

Swivel Bracket

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Swivel Bracket:

Position No.	Part Name	OEM Number	Supersedes
1	SWIVEL BRACKET	1401-850066T01	1401-850066A 1
2	BEARING, Trim Pin	23-19606
3	FITTING, Grease	22-8M0169589
4	FITTING, Grease Comment: (Handle)	22-8M0169589
5	DECAL, Co-Pilot (Handle)	37-8237011
6	NOT SOLD SEPARATE, Decal-Serial Overlaminate	NSS
7	BUSHING (Lower)	23-821777
8	SEAL	26-8M0205512
9	SCREW, (M8 x 25) Stainless Steel	10-40011149
9	SCREW, (M8 x 10) Stainless Steel	10-4008910
10	SEAL, Co-Pilot	8282451
11	PUCK (Non Handle)	822397
12	BUSHING	23-8217711
13	NUT, (.375-24) Stainless Steel (Handle)	11-8M0204726
14	LEVER, Co-Pilot (Handle)	823792
15	WASHER (Handle)	12-29330
16	ROD (Threaded)(Handle)	821961
17	PLATE/DISC ASSEMBLY (Handle)	8M0006845	821957A 2
18	PLATE, Swivel Head (Handle)	8M0007471	823791
19	DISC, Friction (Handle)	8165621
20	SHOULDER SCREW, Hex (Handle)	10-768042

Tiller Handle

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Tiller Handle:

Position No.	Part Name	OEM Number	Supersedes
1	COVER KIT	822148T06	822148A 6
2	PULLEY	822150
3	NOT SOLD SEPARATE, Case	NSS
4	SCREW, (#10-16 x .500)	10-878608	10-812832
5	CABLE ASSEMBLY, Throttle (30.50 Inches)	4324210
6	CABLE ASSEMBLY, Throttle (41.50 Inches)	4324211
7	SLEEVE, (12.00 Inches)	85-960099
8	SCREW, (M8 x 25 MM)	10-82526225
9	COVER	8M0072298	822407F 1
10	BUSHING	23-821477
11	ARM, Steering Handle	828813T1
-	DECAL, Lanyard, Black	37-8M0032728
12	RETAINER	822441
13	SCREW, (M5 x 16) Stainless Steel	10-40011107
14	SCREW, (M6 x 25)	10-8M0204707
15	LOCK, Throttle Comment: SN# USA-0T97999/BEL-0P325499 & Below	892995	821971 SN# USA-0T97999/BEL-0P325499 & Below
15	LOCK, Throttle Comment: SN# USA-0T980000/BEL-0P325500 & Up	892995	821971 SN# USA-0T980000/BEL-0P325500 & Up
16	SPRING	24-96203
17	KNOB, Throttle	821972T	821972
18	TILLER TUBE	8M0138696
19	DECAL	37-8242004
20	HANDLE, Throttle	821465
21	GRIP Comment: SN# USA-0T979999/Bel-0P325499 & Below	8M0221732
21	GRIP Comment: SN# USA-0T980000/Bel-0P325500 & Up	8M0221732
22	SWITCH, Stop	87-8M0104614	87-823609A14, 87-823609A13
23	CLIP	823687
24	SWITCH, Stop	87-11083A31
25	RETAINER, Brass	8M0032846	12044 1
26	BRACKET, Tiller	821455A4
27	WAVE WASHER	13-826792	13-34678 1, 13-822144
28	BUSHING	23-821477
29	WASHER	12-827314
30	CONDUIT, (.620 Inside Diameter x 3.00 Feet Bulk)	32-828547633
31	TIE STRAP, (8.00 Inches)	54-816311T	54-816311, 54-90077, 54-826785, F1877, F717046-1, F717046, MAF03001, 833188E, 54-F9301, 54-816311100, 54-898101111, 54-898101275
32	DECAL, F-N-R Shift	37-82409316
33	LANYARD ASSEMBLY	15920Q54
34	SCREW, (M8 x 35) Stainless Steel	10-40011151
35	HANDLE	830180A01	830180
36	BUSHING	23-830181
37	TAB WASHER	14-8M0009820	14-816669F 1
38	SCREW, (M10 x 90)	10-82484890

Tools 1

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Tools 1:

Position No.	Part Name	OEM Number	Supersedes
1	FLUSHING ATTACHMENT	44357Q2
2	PUMP, Crankcase Oil	802889Q1
3	WRENCH, Oil Filter Comment: SN# USA-0T979999/BEL-0P325499 & Below	91-802653Q02	91-802653Q 1 SN# USA-0T979999/BEL-0P325499 & Below
3	WRENCH, Oil Filter Comment: SN# USA-0T980000/BEL-0P325500 & Up	91-802653Q02	91-802653Q 1 SN# USA-0T980000/BEL-0P325500 & Up
4	HOLDER TOOL, Flywheel	91-8M0161873
5	FLYWHEEL PULLER	91-83164M
6	TIMING LIGHT	91-99379
7	ADAPTOR TOOL, Direct Voltage	91-890451
8	TACH MULTI METER, DMT 2000 Digital Comment: SN# USA-0T979999/BEL-0P325499 & Below	91-854009A3
8	MULTI-METER KIT, DMT 2004 Comment: SN# USA-0T980000/BEL-0P325500 & Up	91-892647A01
9	DIGITAL DIAGNOSTIC TESTER	91-823686A2
10	CARTRIDGE Comment: SN# USA-0T979999/BEL-0P325499 & Below	91-880118A04	91-880118A03, 91-880118A 2 SN# USA-0T979999/BEL-0P325499 & Below
10	DDT CARTRIDGE Comment: SN# USA-0T980000/BEL-0P325500 & Up	91-880118A04	91-880118A03, 91-880118A 2 SN# USA-0T980000/BEL-0P325500 & Up
11	HARNESS ASSEMBLY, DDT Adaptor	84-822560A5
12	REMOVAL TOOL, Fuel Injector	91-883877A1
13	NOT SOLD SEPARATE, Lock Ring Pliers (P/N-SRP2)	NSS
14	REMOVER TOOL, Valve Guide	91-809495001	91-809495A 1
15	INSTALLER TOOL, Valve Guide Bushing	91-809496A1
16	REAMER TOOL, Valve Guide	91-809497A1
17	COMPRESSOR TOOL, Valve Spring	91-809494A1
18	NOT SOLD SEPARATE, Valve Seat Cutter Kit	NSS
19	COMPRESSOR TOOL, Piston Ring	FT2997	FJ7081, FJ8785, FJ8786, FJ8787, FJ8788, FJ8789
20	ANTI-CORROSION GREASE, 8 oz	92-8M0071838
21	EXPANDER TOOL, Piston Ring	91-24697
22	SPANNER WRENCH	91-74951

Tools 2

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Tools 2:

Position No.	Part Name	OEM Number	Supersedes
24	HEAT LAMP	91-63209
25	INSTALLATION TOOL, Bearing	91-877321A1
26	INSTALLATION TOOL, Bearing	91-13945
-	PULLER KIT, Bearing	91-31229A7
27	NOT SOLD SEPARATE, Expanding Rod (P/N-CG-41-11)	NSS
28	NOT SOLD SEPARATE, Collet (P/N-CG-41-14)	NSS
29	NUT, (.625-18)	11-24156
30	WASHER	12-34961
31	PLATE	91-29310
32	SHAFT	91-31229
33	WRENCH TOOL, Driveshaft Bearing	91-36571T
34	DRIVER ROD TOOL, Needle Bearings	91-37323
35	MANDREL	91-15755T
36	DRIVE HEAD TOOL	91-36569T
37	PULLER	91-27780
38	PULLER PLATE	91-37241
39	DRIVER HEAD TOOL	91-37312T
40	INSTALLER TOOL, Needle Bearing	91-817011T	91-817011
41	CABLE ASSEMBLY, DDT (10 Feet)	84-825003A1
42	DRIVER TOOL, Oil Seal	91-13949
43	INSTALLER TOOL, Seal	91-817007T	91-817007
44	RETAINING TOOL, Bearing	91-43506T
45	INSTALLER TOOL, Bearing	91-817005
46	INSTALLER TOOL, Water Pump Base Seal	91-817006
47	LOCATION TOOL, Pinion Gear	91-817008A2
48	DRIVER TOOL, Bearing Cup	91-817009T	91-817009, 91-31361
49	LOCATION TOOL, Pinion Comment: SN# USA-0T979999/BEL-0P325499 & Below	91-12349A05
49	TOOL, Pinion Locating Comment: SN# USA-0T980000/BEL-0P325500 & Up	91-12349A05

Tools 3

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Tools 3:

Position No.	Part Name	OEM Number	Supersedes
52	RACE TOOL, Bearing Comment: SN# USA-0T979999/BEL-0P325499 & Below	91-14308T02
52	TOOL KIT, Bearing Race Comment: SN# USA-0T980000/BEL-0P325500 & Up	91-14308T02
53	INSTALLATION TOOL, Bearing Comment: SN# USA-0T979999/BEL-0P325499 & Below	91-14309T02
53	INSTALLATION TOOL, Bearing Comment: SN# USA-0T980000/BEL-0P325500 & Up	91-14309T02
54	WEAR SLEEVE INSTALLATION TOOL	91-14310T1
55	PRE LOAD TOOL, Bearing Comment: SN# USA-0T979999/BEL-0P325499 & Below	91-14311A04
55	TOOL, Preload Comment: SN# USA-0T980000/BEL-0P325500 & Up	91-14311A04
56	INDICATOR TOOL, Backlash	91-196601
-	INDICATOR TOOL, Backlash (2.31:1 Gear Ratio)	91-8M0053505	91-78473
57	MANDREL, Bearing Driver Cup	91-31106T
58	DRIVER, Oil Seal	91-31108T
59	PULLER ASSEMBLY, Slide Hammer	91-34569A1
60	PULLER JAW ASSEMBLY	91-46086A1
61	MANDREL	91-37350T
62	HOLDING TOOL, Driveshaft	91-817070
63	DIAL INDICATOR TOOL	91-58222A1
64	PULLER TOOL	91-85716
65	ADAPTER KIT, Dial Indicator	91-83155
66	PULLER ASSEMBLY	91-83165T
67	INSTALLATION TOOL, Bearing	91-856875A1
68	BACKLASH INDICATOR TOOL Comment: SN# USA-0T979999/BEL-0P325499 & Below	91-817057A02	91-817057A 1 SN# USA-0T979999/BEL-0P325499 & Below
68	TOOL, Backlash Indicator Comment: SN# USA-0T980000/BEL-0P325500 & Up	91-817057A02	91-817057A 1 SN# USA-0T980000/BEL-0P325500 & Up
69	DRIVER TOOL, Bearing	91-817058A1
70	HOLDING TOOL, Driveshaft	91-877840A1

Top Cowl

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Top Cowl:

Position No.	Part Name	OEM Number	Supersedes
1	TOP COWL ASSEMBLY Comment: (Black)	4019-875300T36	4019-825239T 3 (Black)
1	TOP COWL ASSEMBLY Comment: (Silver)	4019-825239T4
2	NOT SOLD SEPARATE, Induction Insert	NSS
3	LATCH Comment: (Black)	826291F1
3	LATCH Comment: (Silver)	826291F1
4	SCREW, (M4 x 14.5)	10-8231871
5	LOCKWASHER, Stainless Steel	8,13-26995
6	NUT, (M4)	11-8237515
7	SEAL	8M0153618
8	SOUND BLANKET KIT Comment: SN# 1B226999 & Below	825243A03	825243A 2 SN# 1B226999 & Below
8	SOUND BLANKET KIT Comment: SN# 0P400999 & Below	825243A03	825243A 2 SN# 0P400999 & Below
8	SOUND BLANKET KIT Comment: SN# 1B227000 & Up	825243A03	825243A 2 SN# 1B227000 & Up
8	SOUND BLANKET KIT Comment: SN# 0P401000 & Up	825243A03	825243A 2 SN# 0P401000 & Up
9	NOT SOLD SEPARATE, Sound Blanket-Top	NSS
10	BRACKET ASSEMBLY, Latch Roller	893763	18173
11	SCREW, (M6 x 16)	10-4006731
12	BRACKET	8M0038412	822426 1
13	SCREW, (M4 x 14.5)	10-8231871
14	LOCKWASHER, Stainless Steel	8,13-26995
15	NUT, (M4)	11-8237515
16	ROPE AND HANDLE KIT, Manual Starting	47341A11

Transom Bracket

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Transom Bracket:

Position No.	Part Name	OEM Number	Supersedes
1	BRACKET ASSEMBLY, Transom (Port) Comment: SN# USA-1B226999 & Below	3418-822866T04	3418-822866A 1 SN# USA-1B226999 & Below
1	BRACKET ASSEMBLY, Transom Comment: SN# Bel-0P400999 & Below	3418-822866T04	3418-822866A 1 SN# Bel-0P400999 & Below
1	BRACKET, Transom - Port Comment: SN# USA-1B227000 & Up	3418-822866T04	3418-822866A 1 SN# USA-1B227000 & Up
1	BRACKET, Transom - Port Comment: SN# Bel-0P401000 & Up	3418-822866T04	3418-822866A 1 SN# Bel-0P401000 & Up
1	BRACKET, Transom - Port Comment: SN# 1C000001 & Up	3418-822866T04	3418-822866A 1 SN# 1C000001 & Up
2	FITTING, Grease	22-8M0169588
3	PIN, Groove	17-99604
4	BRACKET, Transom (Starboard)	3418-822865T05	3418-822865F 2
4	BRACKET, Transom - Starboard	3418-822865T05	3418-822865F 2
5	LEVER ASSEMBLY, Tilt Lock	893704T01	19618A 2
6	SPRING	24-99622
7	NYLINER	23-65830
8	SPRING	24-812708
9	KNOB	812709	812709T, 812709F 1
10	PIN, Groove	17-99615
11	WASHER	12-19619
12	BRACKET, Anchor Comment: SN# 1B270274 & Below	18486F5
12	BRACKET, Anchor Comment: SN# 0P413370 & Below	18486F5
12	BRACKET, Anchor Comment: SN# 1C006428 & Below	18486F5
12	BRACKET KIT, Anchor Comment: SN# 1B270275 & Up	18486A08
12	BRACKET KIT, Anchor Comment: SN# 0P413371 & Up	18486A08
12	BRACKET KIT, Anchor Comment: SN# 1C006429 & Up	18486A08
13	ANODE KIT	97-818298Q1
14	SCREW, (M6 x 25)	10-8M0204707
15	WASHER, (.281 x .500 x .060) Stainless Steel	12-8M0204649
16	SCREW, (M8 x 30) Comment: SN# 1B270274 & Below	10-4000354
16	SCREW, (M8 x 30) Comment: SN# 0P413370 & Below	10-4000354
16	SCREW, (M8 x 30) Comment: SN# 1C006428 & Below	10-4000354
16	SCREW, (M8 x 30) Comment: (Included with Anchor Bracket Kit) SN# 1B270275 & Up	10-85594030
16	SCREW, (M8 x 30) Comment: (Included with Anchor Bracket Kit) SN# 0P413371 & Up	10-85594030
16	SCREW, (M8 x 30) Comment: (Included with Anchor Bracket Kit) SN# 1C006429 & Up	10-85594030
17	SCREW, (M8 x 35) Comment: SN# 1B270274 & Below	10-4000355
17	SCREW, (M8 x 35) Comment: SN# 0P413370 & Below	10-4000355
17	SCREW, (M8 x 35) Comment: SN# 1C006428 & Below	10-4000355
17	SCREW, (M8 x 35) Comment: (Included with Anchor Bracket Kit) SN# 1B270275 & Up	10-8M0000586
17	SCREW, (M8 x 35) Comment: (Included with Anchor Bracket Kit) SN# 0P413371 & Up	10-8M0000586
17	SCREW, (M8 x 35) Comment: (Included with Anchor Bracket Kit) SN# 1C006429 & Up	10-8M0000586
18	LOCKWASHER, (M8) Comment: SN# 1B270274 & Below	13-400257
18	LOCKWASHER, (M8) Comment: SN# 0P413370 & Below	13-400257
18	LOCKWASHER, (M8) Comment: SN# 1C006428 & Below	13-400257
18	WASHER, (.330 x .560 x .060) Stainless Steel Comment: (Included with Anchor Bracket Kit) SN# 1B270275 & Up	12-843108
18	WASHER, (.330 x .560 x .060) Stainless Steel Comment: (Included with Anchor Bracket Kit) SN# 0P413371 & Up	12-843108
18	WASHER, (.330 x .560 x .060) Stainless Steel Comment: (Included with Anchor Bracket Kit) SN# 1C006429 & Up	12-843108
19	NUT, (M8) Stainless Steel	11-401388
20	TILT TUBE	8M0041938	8M0035070, 19614 1
21	NUT, (.875-14)	11-858869	11-30499
22	SEAL KIT (Non-Handle)	19624A1
23	O-RING, (.583 x .103) (Non-Handle)	25-29619
24	SPACER (Non-Handle)	23-78861
25	CLIP	54-22740
26	C WASHER	8M0084613	69205
27	SCREW, (#10-16 x .600)	10-878609	10-812832 1
28	SCREW, (.500-20 x 4.00)	10-814259
29	WASHER, (1.5 x 3.05 x 0.13) Stainless Steel	12-8M0204648
30	NUT, (.500-20)	11-82671117
31	SCREW, (M10 x 40) Stainless Steel	10-4009040
32	WASHER	12-4002319
33	NUT, (M10)	11-40140

Trim Switch Kit

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Trim Switch Kit:

Position No.	Part Name	OEM Number	Supersedes
-	SWITCH KIT, Trim (10.00 Feet)	87-18286A18
1	RETAINER	18861
2	ADAPTOR	814820	812978
3	NOT SOLD SEPARATE, Switch	NSS
4	FUSE, 20 Ampere	88-8M0207796
5	CABLE ASSEMBLY	84-95084A2
6	CABLE ASSEMBLY, (6.00 Inches)	84-11149A2
7	SCREW, (#10-32 x 2.25)	10-19209
7	SCREW, (#10-16 x 2.25)	10-813523

Vapor Separator(USA-1B036613/BEL-0P340241 and below)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Vapor Separator(USA-1B036613/BEL-0P340241 and below):

Position No.	Part Name	OEM Number	Supersedes
1	COVER KIT	883214T1
2	FITTING	22-8554246
3	PASS THRU KIT, Electrical	883210A1
4	O-RING	25-8M0062785	25-883209
5	NOT SOLD SEPARATE, Retainer	NSS
6	FITTING	22-883205
7	FITTING	22-883218
8	VALVE	883219
9	CAP	883220
10	TUBE, Drain	883215
11	SCREW	1395-9643
12	SCREW, (M6 x 16)	10-883223
13	REGULATOR	883257T1
14	O-RING KIT	25-883593A1
15	NOT SOLD SEPARATE, O Ring	NSS
16	SEAL KIT	883224A1
17	GASKET	27-883216
18	FLOAT KIT	883221A1
19	SHAFT	F10064
20	NEEDLE KIT, Inlet	883222A1
21	BAFFLE, Fuel	883546
22	HARNESS ASSEMBLY	84-8M0146324
23	PUMP KIT Comment: SN# USA-0T979999/BEL-0P325499 & Below	883202T02	883202T 1 SN# USA-0T979999/BEL-0P325499 & Below
23	PUMP KIT Comment: SN# USA-0T980000/BEL-0P325500 & Up	883202T02	883202T 1 SN# USA-0T980000/BEL-0P325500 & Up
24	SLEEVE	8M6000589	23-855428
25	GROMMET	25-883203
26	BOWL KIT, Fuel	883211T1
27	GASKET	27-883213
28	SCREW, Drain	10-883212001
29	FITTING	22-8554241
30	BODY KIT, Fuel Cooler	883204T1
31	CLAMP	54-889425
32	FITTING	22-883205
33	PLUG	19-883208	19-881830
34	FITTING, Elbow 45 Degree (1.25)	22-782792
35	FITTING, Elbow	22-883207
36	SCREW	10-883227
37	GASKET	27-883225
38	HOSE, (4.50 Inches Bulk) (Cut to 1-5/8 Inches)	32-883545
39	HOSE, (4.50 Inches Bulk) (Cut to 4-1/2 Inches)	32-883545
40	HOSE	32-8835451
41	BUSHING	23-856954
42	GROMMET	25-8M0190980
43	SCREW, (M6 x 25)	10-82130025
44	WASHER	12-8M0214930
-	GASKET SET	27-883599A02

Vapor Separator(USA-1B036614/BEL-0P340242 and above)

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) Vapor Separator(USA-1B036614/BEL-0P340242 and above):

Position No.	Part Name	OEM Number	Supersedes
-	VAPOR SEPARATOR ASSEMBLY	892267T03	892267T02, 892267T01
1	BODY ASSEMBLY	892267A54
2	SCREW, Drain	10-892267506
3	O-RING	25-892267530
4	HOSE, (40.00 Inches Bulk) (Cut to 9 Inches)	32-8M0054213	32-855834 66
5	COOLER ASSEMBLY, Fuel	892267A55
6	CLAMP	54-888988023
7	SCREW, (M6 x 25)	10-82130025
8	WASHER	12-892267511
9	HOSE	32-892267504
10	HOSE	32-892267503
11	GROMMET	25-8M0190980
12	BUSHING	23-856954
13	PUMP KIT, Fuel (Also includes cover to body o-ring 25-892267530)	892267A51
14	INSULATOR	892267521
15	ISOLATOR	892267510
16	INSULTOR	892267523
17	STRAINER, Fuel	892267534
18	COVER	892267519
19	COVER ASSEMBLY	892267T57
20	VALVE, Schrader	892267537
21	CONNECTOR, Electrical	892267535
22	SCREW, (M4 x 16)	10-892267531
23	CAP	883220
24	FLOAT VALVE KIT	892267A52
25	REGULATOR KIT, Pressure	892267A50
26	O-RING	25-892267513
27	SCREEN	892267512
28	SCREW, (M5 x 18)	10-892267515
29	CLAMP	54-888988023
30	PLTE	892267520
31	SCREW, (M4 x 8)	10-892267529
32	FLOAT	892267527
33	PIN, Float	17-892267528
34	CLIP	54-892267517
35	HOSE	32-892267516
36	TIE STRAP, (4.00 Inches)	56762
37	SCREW, (M6 x 25)	10-82130025
38	WASHER	12-8M0214930
39	SLEEVE, (1.50 Inches)	32-897777002
40	CLAMP	54-888988023

XL Extension Kit

Below is the parts list for Mercury 50 EFI (4 CYL.)(4-STROKE) XL Extension Kit:

Position No.	Part Name	OEM Number	Supersedes
-	EXTENSION KIT, Driveshaft - 5 Inch	12092A18
1	SPACER KIT	12092A3
2	STUD, (M10 x 190)	16-903503
3	STUD, (M10 x 227)	16-903502
4	PIN, Dowel - With Hole (.375 x .625)	17-8M0084244	17-43043
5	PIN, Dowel - Without Hole (.375 x .625)	17-43044
6	SPACER	23-11289
7	WASHER, (.406 x .750 x .105) Stainless Steel	12-8M0214963
8	NUT, (M10)	11-40140
9	O-RING, (3.609 x .139)	25-8M0214974
10	SEAL	8M0204658
11	TUBE, Water	32-8M4501430	32-828937 1
12	SEAL	430232
13	DRIVESHAFT ASSEMBLY	45-875222A1
14	O-RING, (1.424 x .103)	25-8M0204681
15	SHIFT SHAFT ASSEMBLY	853908A1
16	SEAL	12-191833

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Mercury / Mercruiser / Mariner Parts from JLM Marine

About JLM Marine

Founded in 2002, JLM Marine has established itself as a dedicated manufacturer of high-quality marine parts, based in China. Our commitment to excellence in manufacturing has earned us the trust of top marine brands globally.

As a direct supplier, we bypass intermediaries, which allows us to offer competitive prices without compromising on quality. This approach not only supports cost-efficiency but also ensures that our customers receive the best value directly from the source.

We are excited to expand our reach through retail channels, bringing our expertise and commitment to quality directly to boat owners and enthusiasts worldwide.