Mercury 25 (2 CYL.) (7166928 THRU 7207857) Outboard Motor Parts Diagram & Catalog – Free PDF Download

by JLM Marine 30 Apr 2025 0 Comments

Mercury 25 (2 CYL.) Outboard Motor Parts Diagram & Catalog – Free PDF Download

CARBURETOR ASSEMBLY

Below is the parts list for Mercury 25 (2 CYL.) CARBURETOR ASSEMBLY:

Position No.	Part Name	OEM Number
1	CARBURETOR ASSEMBLY Comment: TILLOTSON #BC1B	1390-8677A5
1	CARBURETOR ASSEMBLY Comment: TILLOTSON #BC1C	1390-8677A5
2	VALVE, Enrichment	1399-8138
3	SCREW, IDLE	1399-1713
4	NOT SOLD SEPARATE, Spring-Idle Screw	NSS
5	NOT SOLD SEPARATE, Gasket-Metering Cover	NSS
6	COVER, METERING	1399-8145
7	SCREW, METERING COVER	1399-8146
8	SHUTTER, Throttle	1399-8152
9	NOT SOLD SEPARATE, Screw-Throtttle Shutter	NSS
10	SHAFT, Throttle	1399-8151
11	NOT SOLD SEPARATE, Spring-Return-Throttle Shaft	NSS
12	NOT SOLD SEPARATE, E-Ring-Throttle Shaft	NSS
13	NOT SOLD SEPARATE, Gasket-Fuel Bowl	NSS
14	FLOAT Comment: (BC1A AND BC1B)	1399-8139
14	FLOAT Comment: (BC1C)	1399-8655
15	NOT SOLD SEPARATE, Float Pin	NSS
16	NEEDLE AND SEAT, Inlet	1399-8143
17	BOWL, Fuel Comment: (BC1A AND BC1B)	1399-8140
17	BOWL, Fuel Comment: (BC1C)	1399-8656
18	SCREW, FUEL BOWL	1399-8141
19	JET, Main (.067)	1399-8178
19	JET, Main (.063)	16608063
19	JET, Main (.065)	16608065
19	JET, Main (.070)	16608070
20	NOT SOLD SEPARATE, Gasket-Main Jet	NSS
21	NOT SOLD SEPARATE, Gasket-Fuel Pump Diaphragm	NSS
22	NOT SOLD SEPARATE, Diaphragm-Fuel Pump	NSS
23	BODY, FUEL PUMP	1399-8142
24	NOT SOLD SEPARATE, Gasket-Fuel Pump Diaphragm	NSS
25	NOT SOLD SEPARATE, Diaphragm-Fuel Pump	NSS
26	BODY, STRAINER	1399-8147
27	SCREW, STRAINER BODY	1399-8148
28	NOT SOLD SEPARATE, Screen-Strainer	NSS
29	NOT SOLD SEPARATE, Gasket-Strainer Cover	NSS
30	COVER, STRAINER	99941
31	SCREW, STRAINER COVER	1399-8150
32	JET, Main (.090), BACK-DRAG Comment: BC1C	1395-6247
32	JET MAIN, BACK-DRAG (.088) Comment: BC1C	1395-6202
32	JET, Main (.092), BACK-DRAG Comment: BC1C	1395-5733
33	GASKET, Carburetor	27-88004
34	KNOB ASSEMBLY, Choke	98183A1
35	ROD, Choke	89762
36	CLIP, CHOKE ROD	54-89668
37	PLATE ASSEMBLY, CHOKE KNOB Comment: MANUAL	89402A1
37	PLATE ASSEMBLY, CHOKE KNOB Comment: ELECTRIC	94301A1
38	LINK, CHOKE DETENT	92333
39	SCREW, (M5 x 12), LINK AND PLATE TO CARBURETOR	10-400018
40	PLATE, CARBURETOR Comment: (ITALY ENGINES ONLY)	96046
-	REPAIR KIT, Carburetor	1399-8153
-	GASKET KIT, Carburetor	1399-8154
-	GASKET SET	27-85168A80

CLAMP BRACKET ASSEMBLY

Below is the parts list for Mercury 25 (2 CYL.) CLAMP BRACKET ASSEMBLY:

Position No.	Part Name	OEM Number	Supersedes
1	CLAMP BRACKET ASSEMBLY	1497-8863A1
2	THUMB SCREW ASSEMBLY, (14 mm)	10-92767A1
3	WASHER, THUMB SCREW	12-73719
4	SCREW, WASHER ATTACHING	10-768042
5	HANDLE, CARRYING	85155
6	PIN ASSEMBLY, Tilt Comment: USE WITHOUT REF. #7	17-99929A1
6	PIN ASSEMBLY, Tilt Comment: USED WITH REF. #7	17-99929A1
7	CLIP, Spring, TILT PIN	90884
8	STUD, CLAMP BRACKET	16-85099
9	SPACER, CLAMP BRACKET STUD	23-85100
10	NUT, (M8) Stainless Steel, CLAMP BRACKET STUD	11-400213
11	TILT TUBE	85151
12	CLIP, SAFETY	54-8M0085928	54-30954
13	NUT, (.875), TILT TUBE	11-93164
14	CAP, TILT TUBE	53078
15	BOLT, (.312-18 x 2.750), CLAMP BRACKET TO TRANSOM	10-69064
16	WASHER, CLAMP BRACKET BOLT	12-67981
17	NUT, (.312-18), CLAMP BRACKET BOLT	11-82670910
18	LEVER, TILT STOP - PORT SIDE	96965
19	SCREW, (.250-28 x 1.00), LEVER TO SWIVEL BRACKET	10-41433
20	NUT, (.250-28), TILT STOP LEVER SCREW	11-826709109	11-33825, 11-35045
21	SCREW, (.250-28 x 1.75), LEVER TO CLAMP BRACKET	10-41524
22	SPRING, TILT STOP LEVER SCREW	24-44581
23	WAVE WASHER, TILT STOP LEVER SCREW	13-31030
24	STRAP, TILT STOP - STARBOARD SIDE	90901
25	SCREW, (.250-28 x 1.00), LEVER TO SWIVEL BRACKET	10-41433
26	NUT, (.250-28), TILT STOP LEVER SCREW	11-826709109	11-33825, 11-35045
27	SCREW, (.250-28 x 1.75), LEVER TO CLAMP BRACKET	10-41524
28	WAVE WASHER, TILT STOP LEVER SCREW	13-31030

COWLS

Below is the parts list for Mercury 25 (2 CYL.) COWLS:

Position No.	Part Name	OEM Number
1	TOP COWL ASSEMBLY	2190-9163A22
2	HINGE, COWL LATCH	89584
3	SCREW, (#10-32 x .50), HINGE TO TOP COWL	10-22028
4	NUT AND LOCKWASHER, , HINGE PIN	10-32,11-27164
5	BLANKET, TOP COWL Comment: NOT USED ON LATER ENGINES	91059
6	BLANKET, TOP COWL Comment: NOT USED ON LATER ENGINES	91061
7	BLANKET, TOP COWL Comment: NOT USED ON LATER ENGINES	91060
8	BOTTOM COWL ASSEMBLY, PORT	2176-8301A3
9	GROMMET, FUEL ADAPTOR (1-7/8" LONG)	25-89695
9	GROMMET, FUEL ADAPTOR (2-1/16" LONG)	25-93770
10	PIN, Roll, BOTTOM COWL	17-89010
11	SEAL, BOTTOM COWL	42274
12	LATCH, BOTTOM COWL	89009
13	SCREW, (M6 x 25), LATCH TO BOTTOM COWL	10-8M0204707
14	NUT, (M6), LATCH SCREW	11-401366
15	BOTTOM COWL ASSEMBLY, STARBOARD	2176-8306A1
16	GROMMET, BOTTOM COWL Comment: (3/4" X 2-1/4" OPENING)	25-87819
16	GROMMET, BOTTOM COWL Comment: (1-1/8" X 3-1/8' OPENING)	25-96160
16	GROMMET, BOTTOM COWL Comment: (1-1/8" X 2-1/8" OPENING)	25-93527002
17	GROMMET, CHOKE KNOB	25-89696
18	PLATE, BOTTOM COWL	15865
19	SCREW, PLATE TO BOTTOM COWL (1/2")	10-95700
20	BRACKET, COWL LATCH	43554A5
21	SCREW, (M5 x 12), BRACKET TO BOTTOM COWL	10-400018
22	PIN, Roll, LINK	17-25870
23	LINK, COWL LATCH	43554A5
24	LATCH, COWL - REAR	43554A5
25	WASHER, (.281 x .500 x .060) Stainless Steel, LATCH SCREW	12-8M0204649

CRANKSHAFT, PISTONS AND FLYWHEEL

Below is the parts list for Mercury 25 (2 CYL.) CRANKSHAFT, PISTONS AND FLYWHEEL:

Position No.	Part Name	OEM Number	Supersedes
1	FLYWHEEL ASSEMBLY	258-859232T15	258-859232T 6
2	SCREW ASSEMBLY, FLYWHEEL TO CRANKSHAFT	10-97359A1
3	WASHER, FLYWHEEL SCREW	12-86496
4	RING GEAR, FLYWHEEL Comment: ELECTRIC SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	43-99301
4	RING GEAR, FLYWHEEL Comment: ELECTRIC SN# USA-6055408/BEL-9340566/CAN-7186768 & Up	43-99301
5	SCREW, (M5 x 13), RING GEAR TO FLYWHEEL Comment: ELECTRIC	10-88190313
6	CRANKSHAFT ASSEMBLY	464-8978T2
7	SEAL, Crankshaft	85981
8	SEAL, Oil, CRANKSHAFT -LOWER	26-85107
9	BEARING, Roller, CRANKSHAFT - LOWER	31-85113T
10	BEARING, Roller - Upper, CRANKSHAFT	31-85114T
11	SEAL, Oil, CRANKSHAFT - UPPER	26-859741
12	BEARING ASSEMBLY, CENTER MAIN	86992A5
13	KEY, Woodruff, FLYWHEEL DRIVE	28-20094
14	PISTON ASSEMBLY	767-9104A3
15	LOCK RING, PISTON PIN	40-828119	40-47276
16	RING SET, Piston	39-8M0083677	39-12810A12
17	CONNECTING ROD ASSEMBLY Comment: SN# USA-6241936/BEL-9369470/CAN-7201892 & Below	630-8329A2
17	CONNECTING ROD ASSEMBLY Comment: SN# USA-6241937/BEL-9369471/CAN-7201893 & Up	630-8835A4
18	BEARING, Needle, PISTON END Comment: SN# USA-6241936/BEL-9369470/CAN-7201892 & Below	29-20063
18	BEARING, Needle, PISTON END Comment: SN# USA-6241937/BEL-9369471/CAN-7201893 & Up	29-98295
19	WASHER, LOCATING - NEEDLE BEARING Comment: SN# USA-6241936/BEL-9369470/CAN-7201892 & Below	12-85175
19	WASHER, LOCATING - NEEDLE BEARING Comment: SN# USA-6241937/BEL-9369471/CAN-7201893 & Up	12-8M0012294	42025 SN# USA-6241937/BEL-9369471/CAN-7201893 & Up
20	BEARING ASSEMBLY, Roller Comment: SN# USA-6241936/BEL-9369470/CAN-7201892 & Below	31-879877A1
20	BEARING ASSEMBLY, Roller Comment: SN# USA-6241937/BEL-9369471/CAN-7201893 & Up	31-879877A1
21	SCREW, CONNECTING ROD (25MM) Comment: SN# USA-6241936/BEL-9369470/CAN-7201892 & Below	10-4008225
21	SCREW, (M6 x 25), CONNECTING ROD Comment: SN# USA-6241937/BEL-9369471/CAN-7201893 & Up	10-4008225
-	POWERHEAD ASSEMBLY	879732T89	90885T89

CYLINDER BLOCK AND COVER

Below is the parts list for Mercury 25 (2 CYL.) CYLINDER BLOCK AND COVER:

Position No.	Part Name	OEM Number	Supersedes
1	CYLINDER BLOCK ASSEMBLY Comment: SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	872-9533T38
1	CYLINDER BLOCK ASSEMBLY Comment: SN# USA-6055408/BEL-9340566/CAN-7186768 & Up	872-9533T38
2	PIN, Dowel, CYLINDER BLOCK	17-85171
3	ELBOW, BLEED HOSE (45 Degree)	22-15133
4	HOSE, BLEED (12-1/4")	32-892024122	32-99130122
5	STUD, CARBURETOR	16-429173
6	SCREW, (M10 x 60)	10-40001209
7	GASKET, EXHAUST MANIFOLD	27-892158	27-41475 8
8	MANIFOLD, Exhaust	92329
9	GASKET, EXHAUST COVER	27-414991
10	COVER, EXHAUST	92330T
11	SCREW, (M6 x 40)	10-4000333
12	COVER, TRANSFER PORT	144071
13	O-RING, TRANSFER PORT COVER	25-822370	25-30503, 25-F522555
14	SCREW, (M5 x 16)	10-40057107
15	COVER, CYLINDER BLOCK Comment: USE WITH 25MM SCREWS	1028-8283A1
15	COVER ASEMBLY, CYLINDER BLOCK Comment: USE WITH 30MM SCREWS	1028-8283A1
16	SCREW, (M6 x 30), COVER ATTACHING	10-4000331
16	SCREW, (M6 x 25), COVER ATTACHING	10-8M0204707
17	GASKET, CYLINDER BLOCK COVER	27-86389
18	ELBOW, TELL TALE HOSE	22-996642
19	HOSE, TELL TALE (8")	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821
20	FITTING, TELL TALE HOSE - BOTTOM COWL	22-94848
21	COVER, TRANSFER PORT	14406
22	O-RING, TRANSFER PORT COVER	25-86391
23	SCREW, (M5 x 16)	10-40057107
24	COVER, TRANSFER PORT	92350
25	O-RING, TRANSFER PORT COVER	25-8M0214925
26	SCREW, (M5 x 16), COVER TO CYLINDER BLOCK (16MM)	10-40057107
27	REED BLOCK	14112T
28	SEAL, Rubber, REED BLOCK - RUBBER	85977002
29	GASKET, REED BLOCK	27-414172
30	REED	34-816806	34-99319
31	STOP, Reed	34-897931
32	SCREW, (M4 x 10)	10-4005785
33	GASKET, ADAPTOR PLATE	27-414181
34	PLATE, ADAPTOR - CARBURETOR	90785
35	SCREW, (M5 x 20), PLATE TO REED BLOCK	10-40019108
36	NUT, (M8) Stainless Steel, CARBURETOR STUD	11-400213
37	FITTING, Barbed, ADAPTOR PLATE - BLEED HOSE	22-56759
38	IDLE WIRE	93879
39	SPRING, CHOKE	24-97176
40	LEVER, CHOKE/FAST IDLE	42545
41	SCREW, ADJUSTING - LEVER Comment: BC1A CARBURETOR	10-91073
41	SCREW, LEVER Comment: BC1B/BC1C CARBURETOR	10-91073
42	CAP, ADJUSTING SCREW Comment: BC1A CARBURETOR	48039
43	PLATE, DRIVER Comment: BC1A CARBURETOR	43220A1
43	PLATE ASSEMBLY, DRIVER Comment: BC1B/BC1C CARBURETOR	43220A1
44	BUSHING, CHOKE/FAST IDLE LEVER	23-26856
45	WASHER, CHOKE/FAST IDLE LEVER	12-28463
46	COTTER PIN, CHOKE/FAST IDLE LEVER	18-93500
-	GASKET SET	27-85168A80

DRIVESHAFT HOUSING ASSEMBLY

Below is the parts list for Mercury 25 (2 CYL.) DRIVESHAFT HOUSING ASSEMBLY:

Position No.	Part Name	OEM Number	Supersedes
1	ADAPTOR PLATE ASSEMBLY	99702A7
2	HOUSING, WATER TUBE Comment: USED WITH REF. #3	96248A1
3	O-RING, WATER TUBE HOUSING	25-36390
4	SEAL, WATER TUBE Comment: USED WITH REF. #3	85164
2	HOUSING ASSEMBLY, WATER TUBE Comment: NOT USED WITH REF. #3	96248A1
5	SEAL, WATER TUBE Comment: NOT USED WITH REF. #3	26-25329
6	SPACER, WATER TUBE Comment: NOT USED WITH REF. #3	23-889715	23-96247 NOT USED WITH REF. #3
7	SCREW, (M5 x 16), HOUSING TO ADAPTOR PLATE	10-400035
8	GASKET, ADAPTOR PLATE	27-41670006
9	SEAL, Adaptor Plate	158662
10	HOUSING ASSEMBLY, Driveshaft Comment: SHORT SHAFT SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	1588-8747A1
10	HOUSING ASSEMBLY, Driveshaft Comment: LONG SHAFT SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	1591-8749A1
10	HOUSING ASSEMBLY Comment: SHORT SHAFT SN# USA-6055408/BEL-9340566/CAN-7186768 & Up	1588-8747A1
10	HOUSING ASSEMBLY Comment: LONG SHAFT SN# USA-6055408/BEL-9340566/CAN-7186768 & Up	1591-8749A1
11	GASKET, DRIVESHAFT HOUSING Comment: SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	27-85109
11	GASKET, DRIVESHAFT HOUSING Comment: SN# USA-6055408/BEL-9340566/CAN-7186768 & Up	27-433374
12	SCREW, (M5 x 16)	10-400035
13	SCREW (60MM)	10-1993870
14	WASHER, DRIVESHAFT HOUSING SCREW	12-4002317
15	TUBE, Water Comment: SHORT SHAFT	32-85116
15	TUBE, Water Comment: LONG SHAFT	32-86292
-	GASKET SET	27-85168A80

ELECTRIC COMPONENTS(ELECTRIC)

Below is the parts list for Mercury 25 (2 CYL.) ELECTRIC COMPONENTS(ELECTRIC):

Position No.	Part Name	OEM Number	Supersedes
1	RECTIFIER ASSEMBLY	8M0058226	816770T, 816770, 62351A 1, 83-70350A 1, 83-70350A 3
2	SCREW, (#10-16 x .625) Stainless Steel, RECTIFIER TO CYLINDER BLOCK	10-48409
3	NUT, Brass, RECTIFIER TERMINALS	10-32,11-45076
4	SOLENOID, Starter	89-8M0185149
5	SCREW, (M6 x 14)	10-4000327
6	NUT, Brass, STARTER SOLENOID TERMINAL (10-32)	8-32,11-26419
7	NUT, (.250-20), STARTER SOLENOID TERMINAL (1/4-20)	11-64015
8	WIRE ASSEMBLY, YELLOW	84-88809A5
9	CABLE ASSEMBLY, Battery, RED	84-88439A27
9	CABLE ASSEMBLY, Battery, BLACK	84-88439A28
10	HARNESS ASSEMBLY, ENGINE	84-92436A5
11	FUSE	88-95085
12	BRACKET, WIRING HARNESS	92439
13	SCREW, (M6 x 14), BRACKET	10-4000327
14	NUT, (M6) Stainless Steel, BRACKET SCREW	11-400212
15	CLAMP, WIRING HARNESS	54-815504310	54-18076 2, 54-32523, F700551, FI5537158, FI5537122, FI5538482
16	J CLIP, WIRING HARNESS	54-8M0024808
17	STATOR ASSEMBLY, AUXILIARY	86704A10
18	SCREW, (M5 x 30), STATOR ATTACHING	10-4000123
19	PLATE ASSEMBLY, CHOKE KNOB	94301A1
20	SCREW, PLATE TO SOLENOID	10-95088
21	LEVER, CHOKE	95020
22	RING, Retaining, CHOKE LEVER TO PLATE	53-95019
23	SOLENOID ASSEMBLY	89-94973A3
24	COTTER PIN, CHOKE LEVER TO SOLENOID	18-210711
25	STARTER MOTOR ASSEMBLY	50-8M0033984	50-893889T, 50-90983T 1
26	DRIVE KIT	96561
27	DRIVE	96562
28	END CAP	96563T
29	ARMATURE	96565
30	END CAP, COMMUTATOR W/SPRINGS AND BRUSHES	96564T
31	THRU BOLT	10-96566
32	SCREW, (M8 x 50), STARTER MOTOR ATTACHING	10-4000358

ELECTRICAL COMPONENTS(BELGIUM ENGINES)

Below is the parts list for Mercury 25 (2 CYL.) ELECTRICAL COMPONENTS(BELGIUM ENGINES):

Position No.	Part Name	OEM Number
1	REGULATOR, Voltage	95845T
2	SCREW	10-74841
3	NUT, Brass, VOLTAGE REGULATOR TERMINAL	10-32,11-45076
4	HARNESS ASSEMBLY, VOLTAGE REGULATOR (BLACK/RED)	84-74725A2
5	PLUG, HARNESS	71663
6	HARNESS ASSEMBLY, LIGHTING (EXTERNAL)	84-65017A2
7	STATOR ASSEMBLY	86704A10
8	SCREW, (M5 x 30), STATOR ATTACHING	10-4000123

FUEL FILTER ASSEMBLY

Below is the parts list for Mercury 25 (2 CYL.) FUEL FILTER ASSEMBLY:

Position No.	Part Name	OEM Number	Supersedes
1	FILTER ASSEMBLY, Fuel	35-889527A07	35-8M0111436, 35-87946A15
2	FILTER ASSEMBLY	35-87946Q04
3	SEAL, FUEL FILTER	25-897536	25-98277
4	BALL, FUEL FILTER	858731	91935
5	LINE, Fuel, FILTER TO CARBURETOR (5-1/4")	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821
6	LINE, Fuel, FILTER TO ADAPTOR (8-1/2")	32-8M0108355	32-8M0047428, 32-830756109, 32-99127109, 32-877821
7	CLAMP, FUEL LINE	54-68424
8	FITTING, FUEL LINE	22-98750
9	WASHER, ADAPTOR	30188
10	SPRING, ADAPTOR STEM	24-23067T
11	O-RING, ADAPTOR STEM	25-16524
12	STEM, ADAPTOR	23069
13	ADAPTOR, CHECK UNIT	22833
14	SCREW, (M6 x 35), ADAPTOR TO BOTTOM COWL	10-4000332
15	NUT, (M6) Stainless Steel, ADAPTOR SCREW	11-400212

GEAR HOUSING(DRIVESHAFT)

Below is the parts list for Mercury 25 (2 CYL.) GEAR HOUSING(DRIVESHAFT):

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, COMPLETE Comment: (SHORT SHAFT)	1665-8669T13
-	GEAR HOUSING ASSEMBLY, COMPLETE Comment: (LONG SHAFT)	1665-8669T14
1	GEAR HOUSING ASSEMBLY, BASIC	1653-8157A6
2	SCREEN, WATER INLET Comment: STARBOARD	35-98488
2	SCREEN, WATER INLET Comment: PORT	35-98487
3	SCREW, (M5 x 40), SCREEN TO GEAR HOUSING	10-40031112
4	NUT, (M5), SCREEN SCREW	11-400263
5	BEARING, Roller, LOWER (SEE NOTE)	31-85559
6	SLEEVE, UPPER ROLLING BEARING	23-85092
7	BEARING, Roller, UPPER	31-85558
8	SEAL, Oil, GEAR HOUSING	26-897154	26-33467
9	DRIVESHAFT Comment: SHORT SHAFT	45-98084
9	DRIVESHAFT Comment: LONG SHAFT	45-98085
10	WASHER, THRUST - DRIVESHAFT Comment: (.080 THICK)	12-94056
10	WASHER, THRUST - DRIVESHAFT - SEE NOTE Comment: (.234 THICK)	98861A1
11	BEARING, Thrust, DRIVESHAFT (SEE NOTE)	31-85560
12	GEAR, Pinion	43-85132
13	SCREW, Magnetic, DRAIN	22-8M0058389	22-67892A06
14	WASHER, DRAIN AND FILLER SCREW	12-191833
15	SCREW, (.375-16 x .250), GREASE FILLER	10-79953Q04
16	CAM ASSEMBLY, SHIFT	85562A1
17	PIN, Drive, SHIFT CAM	17-85096
18	PIN, (.078 x .437), SHIFT SHAFT	17-85593
19	WASHER, (.281 x .500 x .060) Stainless Steel, SHIFT SHAFT	12-8M0204649
20	SPRING, SHIFT SHAFT	24-93007
21	WASHER, SHIFT SHAFT	12-85091
22	O-RING, (.239 x .174), SHIFT SHAFT	25-85594
23	O-RING, SHIFT SHAFT RETAINER	25-35276
24	RETAINER, SHIFT SHAFT	93878
25	BOOT, SHIFT SHAFT	85552001
26	SHIFT SHAFT Comment: SHORT SHAFT	85126
26	SHIFT SHAFT Comment: LONG SHAFT	86293
27	WASHER, (.281 x .500 x .060) Stainless Steel, SHIFT SHAFT - UPPER	12-8M0204649
28	GASKET, WATER PUMP	27-993261
29	FACE PLATE	85083
30	WASHER, IMPELLER	12-8M0204722
31	KEY, IMPELLER DRIVE	28-8M0214993
32	IMPELLER	47-8M0204712
33	O-RING, WATER PUMP	25-69202
34	REPAIR KIT, Water Pump	46-99157T2
35	SCREW, (M5 x 16), WATER PUMP TO GEAR HOUSING	10-400035
36	WASHER, (.203 x .406 x .040), WATER PUMP SCREW	12-89302
37	BUSHING, WATER PUMP SCREW	23-8M0214959
38	SEAL, WATER TUBE	26-85090001
39	O-RING, DRIVE SHAFT - RUBBER	25-86203
-	GASKET SET	27-85168A80
-	REPAIR KIT, Water Pump	46-99157T2
-	SEAL KIT, Water Pump	26-85090A1

GEAR HOUSING(PROPELLER SHAFT)

Below is the parts list for Mercury 25 (2 CYL.) GEAR HOUSING(PROPELLER SHAFT):

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, COMPLETE Comment: SHORT SHAFT	1665-8669T13
-	GEAR HOUSING ASSEMBLY, COMPLETE Comment: LONG SHAFT	1665-8669T14
1	GEAR HOUSING ASSEMBLY, BASIC	1653-8157A6
40	TRIM TAB	94286T1
41	SCREW, (M8 x 20), TRIM TAB	10-4000352
42	TAB WASHER, TRIM TAB SCREW	14-85169
43	BEARING ASSEMBLY, Roller, TAPERED	31-85555A1
44	GEAR ASSEMBLY, Forward	43-85135A2
45	BUSHING, FORWARD GEAR	23-85557
46	FOLLOWER, Cam	85094
47	SPRING, RETAINING - CROSS PIN	24-38114
48	CLUTCH, SLIDING	52-85133
49	PIN, CLUTCH TO PROPELLER SHAFT	17-8M0020999	17-85093
50	SPRING, COMPRESSION - PROPELLER SHAFT	24-88680
51	PROPELLER SHAFT	44-8166231
52	GEAR, Reverse	43-99542A1
53	CARRIER ASSEMBLY, Bearing	99906T1
54	BEARING, Roller	31-21739
55	SEAL, Oil, BEARING CARRIER	26-98283
56	O-RING, BEARING CARRIER	25-85549
57	PLATE, GEAR HOUSING	87293
58	SCREW, COVER TO GEAR HOUSING (16MM)	10-90883
59	THRUST HUB ASSEMBLY, PROPELLER	858498	8M0027793, 85128A 1
60	PROPELLER ASSEMBLY	48-19640A40
61	PROP NUT	11-88228
62	SCREW, (M8 x 25), GEAR HOUSING	10-4000353
63	WASHER, GEAR HOUSING SCREW	12-4002317
-	GASKET SET	27-85168A80
-	SEAL KIT, Water Pump	26-85090A1

IGNITION COMPONENTS

Below is the parts list for Mercury 25 (2 CYL.) IGNITION COMPONENTS:

Position No.	Part Name	OEM Number	Supersedes
1	HARNESS ASSEMBLY, PRIMARY	84-88891A1
2	STATOR ASSEMBLY	86617A20
3	SCREW, (M5 x 25), STATOR ATTACHING	10-4000120
3	SCREW, (M5 x 10), STATOR ATTACHING Comment: MANUAL	10-400015
4	CLIP, STATOR LEADS	54-24836
5	SCREW, (M5 x 20), CLIP TO SWITCH BOX	10-40019108
6	WASHER, CLIP SCREW	12-89302
7	TRIGGER ASSEMBLY Comment: SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Up	98450A10
7	TRIGGER ASSEMBLY Comment: SN# USA-6055408/BEL-9340565/CAN-7186768 & Up	98450A10
8	CLIP, TRIGGER LEADS	54-24836
9	SCREW, (.190-16 x .620), CLIP TO CRANKCASE	10-77137
10	C WASHER, CLIP SCREW	8M0084613	69205
11	COIL ASSEMBLY, Ignition	339-832757A4
12	SCREW, (M6 x 45), COIL TO CYLINDER BLOCK	10-4000189
13	TAB WASHER, COIL SCREW	88173
14	BUSHING, COIL SCREW	23-88171
15	NUT, Brass, COIL TERMINAL	10-32,11-45076
16	WIRE ASSEMBLY, HIGH TENSION	84-813715A1
17	BOOT, COIL	85-92308
18	BOOT/TERMINAL KIT, SPARK PLUG	85-63709A1
19	SPARK PLUG, CHAMPION #L-77J4	33-813418
19	SPARK PLUG, CHAMPION #QL-77J4 Comment: CANADA AND BELGIUM	33-896329828	33-828C CANADA AND BELGIUM
20	SWITCHBOX ASSEMBLY	339-7452A3
21	LOCKWASHER, External , GROUND	10,13-69432
22	SCREW, (M5 x 20), SWITCH BOX TO CYLINDER BLOCK	10-40019108
23	NUT, Brass, SWITCH BOX TERMINALS	10-32,11-45076

MISCELLANEOUS PARTS/ACCESSORIES

Below is the parts list for Mercury 25 (2 CYL.) MISCELLANEOUS PARTS/ACCESSORIES:

Position No.	Part Name	OEM Number
-	PARTS MANUAL, MERC 25	90-90648
-	GASKET SET	27-85168A80
-	DECAL SET	37-90535A80

STARTER ASSEMBLY, MANUAL

Below is the parts list for Mercury 25 (2 CYL.) STARTER ASSEMBLY, MANUAL:

Position No.	Part Name	OEM Number	Supersedes
1	HOUSING, STARTER	86689A5
2	COVER, STARTER HOUSING	86971
3	LEVER, LOCK (UPPER)	858925	94019
4	SPRING, UPPER LOCK LEVER	24-12734
5	LEVER, LOCK (LOWER)	93876T02
6	SCREW, LOWER LOCK LEVER	10-61802
7	PIN, Roll, LOCK LEVER	17-38489
8	SCREW, (M6 x 20), STARTER HOUSING ATTACHING	56-8M0206596
8	SCREW, (M6 x 35), STARTER HOUSING ATTACHING	10-4000183
9	PAD, FELT	833161T	833161, 90478
10	SPRING, STARTER	24-86857T01
11	SHEAVE, STARTER	50-825269T01	50-825269A 1
12	SPRING, CAM	24-86851T02
13	CAM	868501
14	RING, Retaining, CAM	53-86849T01
15	ROPE, STARTER	50-12066Q10
16	HANDLE ASSEMBLY, STARTER ROPE	85174A1
17	SPRING, CAM	24-868523
18	CAM	86853T01
19	SCREW, CAM TO STARTER SHEAVE	10-826253	10-97516, 10-818838
20	SUPPORT, STARTER HANDLE	426264
21	SCREW, SUPPORT TO STARTER HOUSING (35MM)	10-40019111
22	WASHER, SUPPORT SCREW	12-4002313
23	SPACER, SUPPORT SCREW	23-309772
24	NUT, (M5), SUPPORT SCREW	11-401385

STEERING HANDLE ASSEMBLY(MANUAL)

Below is the parts list for Mercury 25 (2 CYL.) STEERING HANDLE ASSEMBLY(MANUAL):

Position No.	Part Name	OEM Number	Supersedes
-	HANDLE ASSEMBLY, Steering	94185A16
1	GRIP, RUBBER	8M0221732
2	HARNESS ASSEMBLY, STOP SWITCH	84-89591A5
3	BOOT ASSEMBLY, STOP SWITCH	11099A1
4	HANDLE ASSEMBLY, THROTTLE	87-823609A10	14025A 4, 14170A 5
5	DECAL, THROTTLE HANDLE	37-13239
6	SCREW, (#10-16 x .375), THROTTLE HANDLE	10-62568
7	TUBE ASSEMBLY, STEERING	99333A2
8	TUBE ASSEMBLY Comment: SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	975501
8	TUBE ASSEMBLY Comment: SN# USA-6055408/BEL-9340566/CAN-7186768 & Up	975501
9	BRACKEY ASSEMBLY	44397A6
10	SCREW, (M4 x 20), BRACKET CLAMPING	10-4005688
11	WASHER, NYLON - BRACKET	12-57860
12	NUT, BRACKET	11-859133	11-34862, 11-90068F 3, 11-90068F 4
13	BUSHING, BRACKET	23-85973
14	CABLE, THROTTLE	43242
15	NUT, (M6) Stainless Steel, THROTTLE CABLE	11-400212
16	BRACKET ASSEMBLY, STEERING	43447A3
17	SCREW, (M10 x 80), BRACKET TO SWIVEL TUBE	10-4000384

SWIVEL BRACKET ASSEMBLY

Below is the parts list for Mercury 25 (2 CYL.) SWIVEL BRACKET ASSEMBLY:

Position No.	Part Name	OEM Number
1	SWIVEL TUBE ASSEMBLY	97544A5
2	SCREW, UPPER MOUNT (133MM)	10-125161
3	MOUNT, UPPER	14894
4	WASHER, RUBBER - UPPER MOUNT SCREW	12-85172
5	WASHER, UPPER MOUNT SCREW	12-85106
6	NUT, (M8) Stainless Steel, UPPER MOUNT SCREW	11-400213
7	ROD, REVERSE HOOK	85157
8	PLATE, PILOT CONTROL	85173
9	WASHER	12-85104
10	SWIVEL BRACKET ASSEMBLY	3415-822237A1
11	FITTING, Grease	22-8M0169589
12	BUSHING, SWIVEL BRACKET	23-95949
13	SCREW, PILOT CONTROL	10-91807
14	SPRING, PILOT CONTROL SCREW	24-96203
15	O-RING, SWIVEL TUBE	25-86993
16	BUSHING, SWIVEL TUBE (LOWER)	23-85154
17	HOOK ASSEMBLY, REVERSE LOCK	98830A2
18	SPRING, REVERSE HOOK - PORT	24-96018
19	SPRING, REVERSE HOOK - STARBOARD	24-97427
20	MOUNT, LOWER	85122001
21	BUMPER, Front	85123001
22	COVER, LOWER MOUNT Comment: SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	95068A1
22	COVER, LOWER MOUNT Comment: SN# USA-6055408/BEL-9340566/CAN-7186768 & Up	95068A1
23	SCREW, LOWER MOUNT COVER (55MM) Comment: SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	10-1994360
23	SCREW, LOWER MOUNT COVER (60MM) Comment: SN# USA-6055408/BEL-9340566/CAN-7186768 & Up	10-1994360
24	SCREW, LOWER MOUNT COVER (90MM) Comment: SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	10-4000362
24	SCREW, LOWER MOUNT COVER (100MM) Comment: SN# USA-6055408/BEL-9340566/CAN-7186768 & Up	10-19943100
25	NUT, (M8) Stainless Steel, LOWER MOUNT COVER SCREW	11-400213
26	COVER, LOWER MOUNT (PLASTIC) Comment: SN# USA-6055407/AUS-8074217/BEL-9340565/CAN-7186767 & Below	85547
-	GASKET SET	27-85168A80

THROTTLE AND SHIFT LINKAGE(ELECTRIC)

Below is the parts list for Mercury 25 (2 CYL.) THROTTLE AND SHIFT LINKAGE(ELECTRIC):

Position No.	Part Name	OEM Number	Supersedes
1	CAM, Throttle Comment: BC1A CARBURETOR	87997A1
1	CAM, Throttle Comment: BC1B/BC1C CARBURETOR	96096
2	SCREW, (M5 x 16)	10-400035
3	WASHER, THROTTLE CAM SCREW	12-87791
4	WAVE WASHER, THROTTLE CAM SCREW	13-69150
5	BUSHING, THROTTLE CAM SCREW	17764A2
6	DASHPOT	92425
7	BRACKET, DASHPOT	93001
8	NUT, (.312-24), DASHPOT TERMINAL	11-22053
9	ROD ASSEMBLY, Throttle	98463A2
10	NUT, Stainless Steel, THROTTLE ROD	10-32,11-68219
11	SOCKET, THROTTLE ROD	8M0084742
12	LEVER, CONTROL	92730
13	TIMING ROD	817429	98464A 5
14	PLATFOM, CONTROL	44299
15	SPRING, SPARK ADVANCE	24-89540
16	LEVER, ACTUATING	95034
17	RING, Retaining	53-46250
18	SCREW, (M5 x 20), CONTROL PLATFORM	10-40019108
19	SCREW, CONTROL PLATFORM (13MM)	10-40037126
20	SCREW, (M6 x 20), SHIFT LEVER TO PLATFORM	10-40007128
21	WASHER, SHIFT LEVER TO PLATFORM	12-95093
22	LEVER, SHIFT	95035
23	SLEEVE, SHIFT LEVER TO PLATFORM	23-95091
24	WASHER, (.255 x .620 x .030) Stainless Steel, SHIFT LEVER SCREW	12-35280
25	NUT, (M6), SHIFT LEVER SCREW	11-401386
26	PIN, SHIFT LEVER	17-95029
27	WASHER, SHIFT LEVER PIN	12-71055
28	COTTER PIN, SHIFT LEVER PIN	18-210711
29	PIN, ACTUATING LEVER	17-95784
30	WASHER, ACTUATING LEVER PIN	12-71055
31	COTTER PIN, ACTUATING LEVER PIN	18-210711
32	SHIFT LINK	95025
33	BUSHING, NYLON - SHIFT LINK	23-96202
34	WASHER, (.203 x .406 x .040), SHIFT LINK	12-89302
35	COTTER PIN, SHIFT LINK	18-210711
36	SHIFT SHAFT ASSEMBLY, HORIZONTAL	95027A6
37	LEVER, SHIFT SHAFT	95023
38	RING, Retaining, LEVER TO SHIFT SHAFT	53-95019
39	BUSHING, SHIFT SHAFT	23-60762
40	LEVER, SHIFT SHAFT	17724A1
41	NUT, (M5), SHIFT SHAFT	11-401385
42	BRACKET, REMOTE CONTROL	95033
43	SCREW, (M6 x 14), REMOTE CONTROL BRACKET	10-4000327
44	COTTER PIN, REMOTE CONTROL CABLES	18-210711
45	BRACKET ASSEMBLY, ATTACHING	96186A2
46	STRAP, Key	96201
47	SCREW, (M10 x 25), BRACKET	10-1993325

THROTTLE AND SHIFT LINKAGE(MANUAL)

Below is the parts list for Mercury 25 (2 CYL.) THROTTLE AND SHIFT LINKAGE(MANUAL):

Position No.	Part Name	OEM Number	Supersedes
1	CAM, Throttle (USE WITH BC1A CARBURETOR)	87997A1
1	CAM, Throttle Comment: (USE WITH BC1B/BC1C CARBURETORS)	96096
2	SCREW, (M5 x 16), THROTTLE CAM TO CRANKCASE	10-400035
3	WASHER, THROTTLE CAM SCREW	12-87791
4	WAVE WASHER, THROTTLE CAM SCREW	13-69150
5	BUSHING, THROTTLE CAM SCREW	17764A2
6	DASHPOT	92425
7	BRACKET, DASHPOT	93001
8	NUT, (.312-24), DASHPOT TERMINAL	11-22053
9	ROD ASSEMBLY, Throttle	98463A2
10	NUT, Stainless Steel, LOCK - THROTTLE ROD	10-32,11-68219
11	SOCKET, THROTTLE ROD	8M0084742
12	LEVER, CONTROL	92730
13	TIMING ROD	817429	98464A 5
14	NUT, Stainless Steel, LOCK - TIMING ROD	10-32,11-68219
15	SOCKET, TIMING ROD	8M0084742
16	PLATFORM, CONTROL	12863A1
17	SPRING, SPARK ADVANCE	24-89540
18	LEVER, ACTUATING	92362A1
19	RING, Retaining	53-46250
20	LINK, THROTTLE/ADVANCE	92362A1
21	RETANINING RING, THROTTLE/ADVANCE LINK	53-86731
22	GEAR	94152
23	LEVER, PRIMARY	92362A1
24	RING, Retaining, PRIMARY LEVER AND GEAR	53-46250
25	SPRING, DETENT BALL	24-8M0215005
26	BALL, DETENT	30-93008
27	GEAR, SHIFT	94085A1
28	WASHER, (.8125), SHIFT GEAR	12-49339
29	RING, Retaining, SHIFT GEAR	53-46250
30	SHIFT ROD	193852
31	LEVER, SHIFT ROD	94084
32	LEVER, Shift Rod	10-4001589
33	BUSHING, SHIFT SHAFT	23-60762
34	SHIFT SHAFT, HORIZONTAL	87794
35	LEVER, SHIFT SHAFT	93744
36	LEVER, ROD END	93928
37	SCREW, (M4 x 20), ROD END LEVER	10-4001588
38	BRACKET, THROTTLE CABLE	94186
39	SCREW, (M6 x 16), BRACKET TO CYLINDER BLOCK	10-4000171

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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.

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