Mercury 25 (4-STROKE) (0G590000 THRU 0G760299) Outboard Motor Parts Diagram & Catalog – Free PDF Download
Accessories
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Accessories:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
- | OIL (CASE) | 92-828000A12 | |
- | SENDER KIT, Oil Pressure | 8M0068785 | 828019A 1 |
- | SENDER KIT, Power Trim Gauge | 822573A12 | 822573A11 |
- | POWER TRIM KIT | 822344A13 | 822344A 8 |
- | MANUAL TILT ASSIST KIT | 828533A2 | |
- | BRACKET ASSEMBLY, Steering (W/O CARRYING HANDLE) | 816667A2 | |
- | EXTENSION KIT, (22.5) Comment: (BLACK) | 824072A5 | |
- | EXTENSION KIT, (22.5) Comment: (GRAY) | 824072A6 | |
- | TILLER HANDLE KIT Comment: (BLACK) | 821455A20 | 821455A 6 (BLACK) |
- | TILLER HANDLE KIT Comment: (GRAY) | 821455A7 | |
- | LINE ASSEMBLY, Fuel (8 Feet) Comment: WITH QUICK DISCONNECT | 32-877680Q8 | |
- | LINE ASSEMBLY, Fuel (12 Feet) Comment: WITH QUICK DISCONNECT | 32-877680Q12 | 32-858620Q12, 32-858620A12, 32-827927A12 WITH QUICK DISCONNECT |
- | LINE ASSEMBLY, Fuel (8 Feet) Comment: WITH QUICK DISCONNECT ENGINE END ONLY | 32-877681Q8 | |
- | LINE ASSEMBLY, Fuel (12 Feet) Comment: WITH QUICK DISCONNECT ENGINE END ONLY | 32-877681Q12 | 32-804792Q12, 32-804792Q, 32-858621Q12, 32-858621A12, 32-17146A12 WITH QUICK DISCONNECT ENGINE END ONLY |
- | LINE ASSEMBLY, Fuel (12 Feet) Comment: NO FIITINGS | 32-877683Q12 | 32-858623Q12, 32-858623A12, 32-822379A12, 32-819380A12, FA599752, FS409752, 32-819380A 3, F216752, FA409752, F289752, FA178752, FA216752, FA284752, FA289752, FS409952 NO FIITINGS |
Adaptor Plate
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Adaptor Plate:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | DIPSTICK | 8M0162935 | |
2 | DIPSTICK TUBE | 825989003 | 825989 2 |
3 | SEAL, Lower Cowl | 8238052 | |
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 | 26-828932 | 26-821756 |
9 | PLUG, Pipe | 22-384073 | |
10 | GROMMET | 25-822408001 | 25-822408 |
11 | ADAPTOR PLATE | 825228A25 | 825228 5 |
12 | GASKET | 27-8M0213113 | |
13 | O-RING | 25-845746 | |
14 | SCREW, (M6 x 20) Stainless Steel | 10-8M0204741 | |
15 | DEFLECTOR, Oil | 856592 | |
16 | BODY, Oil Pressure Relief | 8M0210772 | |
17 | COTTER PIN | 18-45882 | |
18 | PLUNGER | 8252151 | |
19 | SPRING | 24-825216 | |
20 | PLATE, Oil Pickup-Top | 893765 | 854789 |
21 | HOSE, Oil Pickup | 32-854793 | |
22 | BAFFLE | 893700 | 854791 1 |
23 | CLAMP | 54-855228 | 54-888988014 |
Bottom Cowl
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Bottom Cowl:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | BOTTOM COWL Comment: (BLACK) SHORT-PORT | 4020-852554T1 | |
1 | BOTTOM COWL Comment: (GRAY) SHORT-PORT | 4020-852554T2 | |
1 | BOTTOM COWL Comment: (BLACK) LONG-PORT | 4020-826277T1 | |
1 | BOTTOM COWL Comment: (GRAY) LONG-PORT | 4020-826277T2 | |
2 | BOTTOM COWL Comment: (BLACK) SHORT-STBD. | 4020-852555T5 | |
2 | BOTTOM COWL Comment: (GRAY) SHORT-STBD. | 4020-852555T2 | |
2 | BOTTOM COWL Comment: (BLACK) LONG-STBD. | 4020-826278T7 | |
2 | BOTTOM COWL Comment: (GRAY) LONG-STBD. | 4020-826278T4 | |
3 | SCREW, (M6 x 30) | 10-82684430 | |
4 | WASHER, (.281 x .500 x .060) Stainless Steel | 12-8M0204649 | |
5 | SEAL | 825238002 | 825238 1 |
6 | WASHER | 12-855576 | |
7 | GASKET | 27-855627 | |
8 | SCREW, (M6 x 60) | 10-82684460 | |
9 | FITTING | 22-827948 | |
10 | BOOT | 826273001 | 826273 |
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 Comment: (BLACK) | 825782F1 | |
12 | LEVER, Cowl Latch Comment: (GRAY) | 825782F2 | |
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) | 10-4006731 | |
17 | GROMMET Comment: (NON POWER TRIM) | 25-8M0179867 | |
17 | GROMMET Comment: (SPLIT - POWER TRIM) | 25-19565002 | |
18 | PLUG Comment: (NON POWER TRIM) | 812830T01 | 812830 1 (NON POWER TRIM) |
19 | RETAINER Comment: (NON POWER TRIM) | 8M0032848 | 812443 1 (NON POWER TRIM) |
20 | SWITCH Comment: (POWER TRIM) | 87-8M0042301 | 87-896620, 87-856990, 87-850691, 87-18286A40 (POWER TRIM) |
Camshaft/Oil Pump
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Camshaft/Oil Pump:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | SCREW, (M10 x 40) | 10-82761140 | |
2 | WASHER | 12-4002319 | |
3 | BELT | 8M0151040 | |
4 | GEAR, Driven | 8331043 | |
5 | PIN, Dowel | 17-825956 | |
6 | CAMSHAFT Comment: (ELECTRIC) | 2419-830275T1 | |
6 | CAMSHAFT Comment: (MANUAL) | 406-853894A2 | |
7 | PIN | 17-826149 | 17-893566 |
8 | PUMP ASSEMBLY, Oil | 852388T1 | |
9 | O-RING | 25-826152 | |
10 | O-RING | 25-826154 | |
11 | O-RING | 25-826153 | |
12 | SCREW, (M6 x 35) | 10-8M0205943 | |
- | GASKET SET | 27-830270A02 | 27-830270A98 |
- | CYLINDER HEAD Comment: (ELECTRIC) | 830271T3 | |
- | CYLINDER HEAD Comment: (MANUAL) | 830271T4 |
Carburetor
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Carburetor:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | CARBURETOR | 3329-883314T03 | 3329-830276T 7, 3329-883314T 1 |
2 | SCREW | 10-854246 | |
3 | PLATE | 854245 | |
4 | NOT SOLD SEPARATE, Gasket | NSS | |
5 | ENRICHENER | 854254T | 803918T, 854254 |
6 | NOT SOLD SEPARATE, O-Ring | NSS | |
7 | PLATE | 854255 | |
8 | SCREW | 10-8542461 | |
9 | SPRING | 24-854249 | |
10 | JET, Pilot | 50,855406 | |
11 | PLUG, Rubber | 19-854248 | |
12 | JET, Main | 110,8554061 | |
13 | VALVE, Float | 854247 | |
14 | FLOAT | 854253 | |
15 | NOT SOLD SEPARATE, Float Pin | NSS | |
16 | NOT SOLD SEPARATE, Gasket | NSS | |
17 | FLOAT BOWL | 854252 | |
18 | SCREW | 10-8542463 | |
19 | SCREW, Drain | 10-8542462 | |
20 | NOT SOLD SEPARATE, Washer | NSS | |
21 | NOT SOLD SEPARATE, Spring | NSS | |
22 | PLUNGER | 854251 | |
23 | NOT SOLD SEPARATE, Cap-Rubber | NSS | |
24 | COLLAR | 23-854244 | |
25 | MAIN NOZZLE | 854250 | |
26 | JET (PO) | 8554062 | |
27 | NOT SOLD SEPARATE, O-Ring | NSS | |
- | REPAIR KIT, Carburetor | 854256 |
Clamp Bracket
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Clamp Bracket:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | CLAMP BRACKET Comment: (BLACK) PORT | 3411-821773T1 | |
1 | CLAMP BRACKET Comment: (GRAY) PORT | 3411-821773A2 | |
2 | CLAMP BRACKET Comment: (BLACK) STARBOARD | 3412-821774T8 | |
2 | CLAMP BRACKET Comment: (GRAY) STARBOARD | 3412-821774T9 | |
3 | THUMB SCREW ASSEMBLY Comment: MANUAL | 10-818883A1 | |
4 | NOT SOLD SEPARATE, Handle Comment: MANUAL | NSS | |
5 | NOT SOLD SEPARATE, Rivet Comment: MANUAL | NSS | |
6 | WASHER Comment: MANUAL | 12-818884 | |
7 | SHOULDER SCREW, Hex Comment: MANUAL | 10-768042 | |
8 | CAP | 822401 | |
9 | PIN, (.125 x 0.75 Inches) | 17-25319 | |
10 | PIN | 17-8224001 | |
11 | BUSHING | 23-823589 | |
12 | ANODE | 97-8252711 | |
13 | WASHER, (.281 x .500 x .060) Stainless Steel | 12-8M0204649 | |
14 | SCREW, (M6 x 25) | 10-8M0204707 | |
15 | NUT, (.500-20) | 11-91962 | |
16 | WASHER, (1.5 x 3.05 x 0.13) Stainless Steel | 12-8M0204648 | |
17 | SCREW, (.500-20 x 4.00) | 10-814259 | |
18 | DECAL, Tilt Lock | 37-830253 | 37-814743 3, 37-826546 |
19 | TRIM, HYDRAULIC ASSIST Comment: GAS ASSIST TRIM | 828533A1 | |
20 | CABLE ASSEMBLY Comment: GAS ASSIST TRIM | 88238A11 | |
21 | LEVER, Tilt Comment: GAS ASSIST TRIM | 828924 | |
22 | TILT KNOB Comment: GAS ASSIST TRIM | 8M0007469 | 19621 GAS ASSIST TRIM |
23 | ARM, Lever Comment: GAS ASSIST TRIM | 828930 | |
24 | WAVE WASHER Comment: GAS ASSIST TRIM | 13-31030 | |
25 | PIN, (.125 x 0.75 Inches) Comment: GAS ASSIST TRIM | 17-25319 | |
26 | LINK Comment: GAS ASSIST TRIM | 8289961 | |
27 | NUT, Comment: GAS ASSIST TRIM | 10-32,11-8M0204718 | |
28 | PIN, Anchor (14 mm) Comment: GAS ASSIST TRIM & POWER TRIM MOUNTING | 17-822481001 | 17-822481 GAS ASSIST TRIM & POWER TRIM MOUNTING |
29 | BUSHING Comment: GAS ASSIST TRIM & POWER TRIM MOUNTING | 23-822482 | |
30 | BUSHING Comment: GAS ASSIST TRIM & POWER TRIM MOUNTING | 23-822484 | |
31 | WASHER Comment: GAS ASSIST TRIM & POWER TRIM MOUNTING | 12-825190 | |
32 | NUT, (M14) Comment: GAS ASSIST TRIM & POWER TRIM MOUNTING | 11-826712 | 11-40134 14 GAS ASSIST TRIM & POWER TRIM MOUNTING |
33 | SCREW, (M10 x 40) Stainless Steel Comment: GAS ASSIST TRIM & POWER TRIM MOUNTING | 10-4009040 | |
34 | WASHER Comment: GAS ASSIST TRIM & POWER TRIM MOUNTING | 12-4002319 | |
35 | NUT, (M10) Comment: GAS ASSIST TRIM & POWER TRIM MOUNTING | 11-40140 | |
36 | PIN Comment: HANDLE-NON POWER TRIM | 17-853923A1 | |
37 | SPRING Comment: HANDLE-NON POWER TRIM | 24-821461 | |
38 | NOT SOLD SEPARATE, Decal-Warning | NSS |
Clamp Bracket, Remote Control
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Clamp Bracket, Remote Control:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | CLAMP BRACKET Comment: (BLACK) PORT | 3411-821773T1 | |
1 | CLAMP BRACKET Comment: (GRAY) PORT | 3411-821773A2 | |
2 | CLAMP BRACKET Comment: (BLACK) STARBOARD | 3412-821774T8 | |
2 | CLAMP BRACKET Comment: (GRAY) STARBOARD | 3412-821774T9 | |
3 | CAP | 822401 | |
4 | PIN, (.125 x 0.75 Inches) | 17-25319 | |
5 | BUSHING | 23-823589 | |
6 | PIN | 17-8224001 | |
7 | NOT SOLD SEPARATE, Decal-Shallow Water | NSS | |
8 | DECAL, Tilt Lock | 37-830253 | 37-814743 3, 37-826546 |
9 | NUT, (M10) | 11-40140 | |
10 | WASHER | 12-4002319 | |
11 | ANODE | 97-8252711 | |
12 | WASHER, (.281 x .500 x .060) Stainless Steel | 12-8M0204649 | |
13 | SCREW, (M6 x 25) | 10-8M0204707 | |
14 | STUD, (M10 x 277) | 16-8M0034459 | 16-823656 |
15 | SPACER | 23-824952 | |
16 | NUT, (.500-20) | 11-91962 | |
17 | WASHER, (1.5 x 3.05 x 0.13) Stainless Steel | 12-8M0204648 | |
18 | SCREW, (.500-20 x 4.00) | 10-814259 | |
19 | NUT, (M10) | 11-40140 | |
20 | WASHER | 12-4002319 | |
21 | PIN ASSEMBLY, Tilt Lock | 17-8M0026103 | 17-821457A 1 |
22 | SPRING | 24-821461 | |
23 | LEVER | 822409 | |
24 | PIN, (.125 x 0.75 Inches) | 17-25319 | |
25 | BUSHING (PLASTIC) | 23-824858 | |
26 | ROD, Shallow Water Drive | 878580 | 822414 1 |
27 | BUSHING (PLASTIC) | 23-824858 | |
28 | BUSHING | 23-823812 | |
29 | ARM | 822411 | |
30 | LINK ROD | 878563 | 822412 2 |
31 | SPRING | 24-832085A1 |
Crankshaft, Pistons and Connecting Rods
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Crankshaft, Pistons and Connecting Rods:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | CRANKSHAFT | 2400-8M0084517 | |
2 | KEY | 28-893761 | |
3 | KEY, Woodruff | 28-91800 | |
4 | SEAL | 8M0151047 | |
5 | SEAL | 8M0151048 | |
6 | CONNECTING ROD | 600-893530T01 | 662-856065T 1 |
7 | BOLT | 10-8M0049884 | |
8 | BEARING, Brown | 23-893630 | 23-825021 |
8 | BEARING, Black | 23-893630001 | 23-825021 1 |
8 | BEARING, Blue | 23-893630002 | 23-825021 2 |
9 | PISTON Comment: (STANDARD) | 700-893524T08 | 700-893524T07, 713-856064A 1 (STANDARD) |
9 | PISTON Comment: (.25 O/S) PISTON ONLY | 700-893524T01 | 713-856064 2 (.25 O/S) PISTON ONLY |
9 | PISTON Comment: (.50 O/S) PISTON ONLY | 700-893524T02 | 713-856064 3 (.50 O/S) PISTON ONLY |
10 | RING SET, Piston (TOP) Comment: (STANDARD) | 39-893525A01 | 39-833099A 1 (STANDARD) |
10 | RING, Piston (TOP) Comment: (.25MM O/S) | 39-893525A02 | 39-833100T 2 (.25MM O/S) |
10 | RING, Piston (TOP) Comment: (.50MM O/S) | 39-893525A03 | 39-833100T 3 (.50MM O/S) |
11 | NOT SOLD SEPARATE, Piston Ring-Second Comment: (STANDARD) | NSS | |
11 | RING, Piston (2 ND.) Comment: (.25MM O/S) | 39-893525A02 | 39-833100T 2 (.25MM O/S) |
11 | RING, Piston (2 ND.) Comment: (.50MM O/S) | 39-893525A03 | 39-833100T 3 (.50MM O/S) |
12 | RING, Oil | 39-893950 | 39-893527, 39-833101 1 |
13 | PIN, Piston | 41-893863 | 41-825016 |
14 | RETAINER | 40-825017 | 40-825017F |
15 | BALANCE ROD | 652-831876A1 | |
16 | PISTON | 701-831875T2 | |
17 | NUT | 11-893789 | 11-81773M |
18 | GEAR, Drive | 833102T | 833102 |
- | POWERHEAD ASSEMBLY | 61-854236T00 | 61-854236T98, 61-854236A98 |
- | GASKET SET | 27-830270A02 | 27-830270A98 |
Cylinder Block
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Cylinder Block:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | CYLINDER BLOCK | 2806-830267T3 | |
2 | PIN, Dowel | 17-825010 | |
3 | PLUG | 22-479452 | |
4 | PLUG, Pipe (1/2-14) | 22-384073 | |
5 | PIPE PLUG (3/4-14) | 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 | 27-8M0069692 | 27-825231 2 |
11 | FILTER, Oil | 35-8M0162830 | |
12 | GASKET | 27-830298 | |
13 | COVER, Exhaust | 830299T2 | |
14 | DECAL, EPA Label Information Comment: (1998) | 37-855577A24 | 37-855577 24 (1998) |
15 | PLUG | 22-479452 | |
16 | THERMOSTAT | 855676003 | 825212001, 825212, 855676 |
17 | GASKET | 27-8M0177107 | |
18 | COVER | 8M0188835 | |
19 | SCREW, (M6 x 35) | 10-8M0205943 | |
20 | ELBOW | 22-996642 | |
21 | 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 |
22 | TUBING, (28.00 Inches Bulk) | 32-8M0108349 | 32-8M0047448, 32-830757130, 32-830757 80 |
23 | LIFTING EYE | 893697 | 852560 1 |
24 | SCREW, (M8 x 35) | 10-82127335 | |
25 | FILTER, Breather | 35-8548091 | |
26 | NOT SOLD SEPARATE, Plug-Serial Number | NSS | |
27 | GASKET, Breather Cover | 27-854780 | |
28 | BREATHER COVER | 832734A2 | |
29 | SCREW, (M6 x 20) Stainless Steel | 10-8M0204741 | |
30 | HOSE | 32-77653A6 | |
31 | O-RING | 25-854722 | |
32 | COVER | 8556692 | |
33 | SCREW, (M6 x 20) Stainless Steel | 10-8M0204741 | |
34 | J CLIP | 54-8M0024808 | |
- | POWERHEAD ASSEMBLY | 61-854236T00 | 61-854236T98, 61-854236A98 |
- | GASKET SET | 27-830270A02 | 27-830270A98 |
Cylinder Head
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Cylinder Head:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
- | CYLINDER HEAD Comment: (ELECTRIC) | 830271T3 | |
- | CYLINDER HEAD Comment: (MANUAL) | 830271T4 | |
1 | CYLINDER HEAD | 830271T2 | |
2 | GUIDE | 8M0054272 | 825037001, 825037 |
3 | CIRCLIP | 53-825038 | 825722 |
4 | ANODE | 826887M | |
5 | GROMMET | 25-825040 | |
6 | COVER | 826888M | |
7 | SCREW, (M6 x 20) Stainless Steel | 10-8M0204741 | |
8 | BOLT | 10-827607 | |
9 | GASKET | 27-827610 | |
10 | SEAL, Oil | 26-825048 | |
11 | O-RING | 25-833103 | |
12 | COVER | 830272A1 | |
13 | NOT SOLD SEPARATE, Decal-Servicing Referral | NSS | |
14 | NOT SOLD SEPARATE, Decal-Engine Oil/Valve Clearance | NSS | |
15 | GASKET | 27-8M0049885 | 27-830270 |
16 | SCREW, (M6 x 20) Stainless Steel | 10-8M0204741 | |
17 | SCREW, (M6 x 25) | 10-893745025 | |
18 | SCREW, (M9 x 95) | 10-82503395 | |
19 | PIN, Dowel | 17-825010 | |
20 | PLUG | 859578A1 | |
21 | O-RING | 25-8M0052669 | 25-825492 |
- | POWERHEAD ASSEMBLY | 61-854236T00 | 61-854236T98, 61-854236A98 |
- | GASKET SET | 27-830270A02 | 27-830270A98 |
Driveshaft Housing
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Driveshaft Housing:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | SEAL, Water Tube | 42941001 | |
2 | HOUSING ASSEMBLY, Driveshaft Comment: (BLACK) SHORT | 1501-850168T3 | |
2 | HOUSING ASSEMBLY, Driveshaft Comment: (GRAY) SHORT | 1501-850168T4 | |
2 | HOUSING ASSEMBLY, Driveshaft Comment: (BLACK) LONG | 3532-825218T5 | |
2 | HOUSING ASSEMBLY, Driveshaft Comment: (GRAY) LONG | 3532-825218T6 | |
3 | NOT SOLD SEPARATE, Exhaust Pipe | NSS | |
4 | SCREW, (M8 x 110) Stainless Steel | 10-824459110 | |
5 | SCREW, (M8 x 45) | 10-88960845 | |
6 | PLUG, Drain | 8288181 | |
7 | GASKET | 27-8M0204692 | |
8 | BUMPER | 826276 | |
9 | GROMMET Comment: (LONG) | 8M0151042 | |
10 | STUD, (M10 x 50) | 16-823984 | |
11 | WASHER, (.406 x .750 x .104) | 12-8M0214963 | |
12 | NUT, (M10) | 11-40140 | |
13 | TUBE, Water Comment: (SHORT) | 32-897970A01 | 32-850169002, 32-850169 (SHORT) |
13 | TUBE, Water Comment: (LONG) | 32-897971A01 | 32-888591001, 32-888591, 32-825250 1 (LONG) |
14 | GUIDE | 54-828529 | |
15 | BUMPER (USE WHERE APPLICABLE) Comment: (LONG) | 8M0043364 | 828706 (LONG) |
- | GASKET SET | 27-830270A02 | 27-830270A98 |
Electrical Components
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Electrical Components:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | SOLENOID ASSEMBLY | 89-8M0185146 | |
2 | BUSHING | 23-8M0214955 | |
3 | GROMMET | 25-818967 | |
4 | NUT, Brass Comment: (ELECTRIC) | 8-32,11-26419 | |
5 | NUT, (.250-20) Brass | 11-94330 | |
6 | CABLE ASSEMBLY, Battery - Positive | 84-88439A9 | |
7 | BOOT, Insulator - Black | 85-79695T | |
8 | CABLE ASSEMBLY | 84-93388A14 | |
9 | CABLE ASSEMBLY, Battery - Negative | 84-88439A4 | |
10 | STARTER MOTOR ASSEMBLY | 50-893886T | 50-888151T, 50-859169T, 50-830308T, 50-830308 |
11 | SCREW, (M8 x 45) Stainless Steel Comment: (ELECTRIC) | 10-40011153 | |
11 | SCREW, (M8 x 25) Stainless Steel Comment: (MANUAL) | 10-40011149 | |
12 | SCREW, (M6 x 25) Comment: (ELECTRIC) | 10-82684425 | |
12 | SCREW, (M6 x 16) Comment: (MANUAL) | 10-8248324 | |
13 | J CLIP | 54-54457 | |
14 | PRESSURE SWITCH | 87-8M0098207 | 87-8M0070107, 87-828040 1 |
15 | SENSOR | 8M0082988 | 8M0030022, 828358 2 |
16 | SCREW, (M5 x 16) Stainless Steel | 10-40011107 | |
17 | BRACKET Comment: (ELECTRIC - DESIGN II) | 856040 | |
18 | MOUNT Comment: (ELECTRIC - DESIGN II) | 856836001 | 856836, 856039 (ELECTRIC - DESIGN II) |
19 | RETAINER Comment: (ELECTRIC - DESIGN II) | 92753 | |
20 | SCREW, (M6 x 25) | 10-82129125 | |
21 | PLATE | 855670 | |
22 | BUSHING | 23-822003 | |
23 | GROMMET | 25-8M0190980 | |
24 | ECM, Engine Control Module | 87843304S | 878433A 4 |
25 | NOT SOLD SEPARATE, Decal-Caution-Start in Gear | NSS | |
26 | BUSHING | 23-8539201 | |
27 | SCREW, (M6 x 45) | 10-82129145 | |
28 | SPARK PLUG, NGK-DPR6EA-9 | 33-827858Q | 33-827858 |
29 | NOT SOLD SEPARATE, Decal-Coil Identification | NSS | |
30 | COIL ASSEMBLY, Ignition Comment: (Includes Leads and Boots) | 339-859738T1 | |
31 | GROMMET | 25-82069M | |
32 | HIGH TENSION LEAD | 84-825102A1 | |
33 | SCREW, (M6 x 30) | 10-82684430 | |
34 | J CLIP | 54-8M0024808 | |
35 | HARNESS ASSEMBLY, Engine Wiring Comment: (MANUAL) | 84-850167A2 | |
35 | HARNESS ASSEMBLY, Engine Wiring Comment: (ELECTRIC) | 84-830279A4 | |
36 | FUSE, Yellow - 20 Ampere | 88-812619 | 88-860608 |
37 | HARNESS ASSEMBLY, Auxiliary | 84-855225A2 | |
38 | 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 |
39 | TIE STRAP, (4.00 Inches) Comment: (MANUAL) | 56762 | |
40 | HORN DRIVER ASSEMBLY Comment: (MANUAL) | 17461A7 | |
41 | REGULATOR ASSEMBLY, Voltage Comment: ELECTRIC | 883071A1 | |
42 | SCREW, (M6 x 40) Comment: ELECTRIC | 10-8248329 | |
43 | SENSOR ASSEMBLY, Temperature | 13536A12 | |
44 | RETAINER | 8533071 | |
45 | SCREW, (M6 x 13) Stainless Steel | 10-40011126 | |
46 | J CLIP | 54-8M0024808 | |
47 | CLAMP, Connector Comment: (ELECTRIC - DESIGN I) | 8261151 | |
- | POWERHEAD ASSEMBLY | 61-854236T00 | 61-854236T98, 61-854236A98 |
Flywheel
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Flywheel:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | FLYWHEEL COVER Comment: ELECTRIC | 859284T2 | |
2 | SCREW, (M6 x 25) Comment: ELECTRIC | 10-8248326 | |
3 | FLYWHEEL Comment: ELECTRIC | 284-832010T32 | 284-832010T31, 284-832010T26, 284-832010T14, 284-832010A 8 ELECTRIC |
4 | FLYWHEEL Comment: MANUAL | 284-832010T27 | 284-832010T16, 284-832010A 4 MANUAL |
5 | NOT SOLD SEPARATE, Decal-Warning-Spinning Flywheel | NSS | |
6 | NOT SOLD SEPARATE, Decal-Timing Marks | NSS | |
7 | NOT SOLD SEPARATE, Decal-Warning-Neutral | NSS | |
8 | NUT | 11-893789 | 11-81773M |
9 | WASHER | 12-893762 | 12-84436M |
10 | SCREW, (M5 x 25) Comment: MANUAL | 10-4007325 | |
11 | STATOR Comment: MANUAL | 398-852386T8 | |
10 | SCREW, (M5 x 30) Comment: ELECTRIC | 10-4013930 | |
11 | STATOR Comment: ELECTRIC | 398-852387T9 | |
12 | LOAD RING | 834838 |
Fuel Pump
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Fuel Pump:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | FILTER, Fuel | 35-816296Q03 | 35-816296Q, 35-816296, 35-16494 |
2 | 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 |
3 | HOSE, (57.00 Inches Bulk) (16 IN.) | 32-8M0108355 | 32-8M0047428, 32-830756109, 32-99127109, 32-877821 |
4 | HOSE, (57.00 Inches Bulk) (19 IN.) | 32-8M0108355 | 32-8M0047428, 32-830756109, 32-99127109, 32-877821 |
5 | CONNECTOR ASSEMBLY, Fuel | 22-8M0148585 | |
- | O-RING, Fuel Connector | 25-16524 | |
6 | PUMP ASSEMBLY, Fuel | 826398T3 | |
7 | SCREW, (M5 x 35) | 10-809564 | |
8 | COVER | 809565 | |
9 | DIAPHRAGM | 8095611 | |
10 | SCREW, (M3 x 5) | 10-41889M | |
11 | NUT | 11-82537M | |
12 | CHECK VALVE | 21-41888M | |
13 | DIAPHRAGM | 8095612 | |
14 | PIN | 17-8095661 | |
15 | SPRING | 24-809562 | |
16 | NUT, (M5) | 11-82388M | |
17 | SPRING | 24-8095621 | |
18 | PLUNGER | 8095631 | |
19 | O-RING | 25-8M0052669 | 25-825492 |
20 | SCREW, (M6 x 30) | 10-82684430 | |
21 | PLUG | 19-854310 | 806899 |
22 | HOSE | 32-854304 | |
23 | CONDUIT, (.500 Inside Diameter x 3.00 Feet Bulk) Comment: (ELECTRIC) | 32-828547T1 | |
- | GASKET SET | 27-830270A02 | 27-830270A98 |
Gear Housing, Driveshaft - 2.41:1 Gear Ratio
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Gear Housing, Driveshaft - 2.41:1 Gear Ratio:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
- | GEAR HOUSING ASSEMBLY Comment: (BLACK) SHORT | 1682-821306T30 | 1682-821306A30 (BLACK) SHORT |
- | GEAR HOUSING ASSEMBLY Comment: (GRAY) SHORT | 1682-821306T31 | 1682-821306A31 (GRAY) SHORT |
- | GEAR HOUSING ASSEMBLY Comment: (BLACK) LONG | 1682-821306T32 | 1682-821306A32, 1682-821306T33, 1682-821306A33 (BLACK) LONG |
- | GEAR HOUSING ASSEMBLY Comment: (GRAY) LONG | 1682-821306T32 | 1682-821306A32, 1682-821306T33, 1682-821306A33 (GRAY) LONG |
1 | GEAR HOUSING ASSEMBLY Comment: (BLACK) BASIC | 1682-821306T12 | 1682-821306A12 (BLACK) BASIC |
1 | GEAR HOUSING ASSEMBLY Comment: (GRAY) BASIC | 1682-821306T13 | 1682-821306A13 (GRAY) BASIC |
2 | SEAL/PLATE KIT | 818226A1 | |
3 | NOT SOLD SEPARATE, Plate | NSS | |
4 | SCREW KIT, (.375-16 x .250) | 10-79953Q04 | |
5 | WASHER, Fiber | 12-191833 | |
6 | FITTING KIT, Magnetic, Plug Fill/Drain | 22-8M0058389 | 22-67892A06 |
7 | WASHER, Fiber | 12-191833 | |
8 | NUT | 11-828490 | |
9 | NOT SOLD SEPARATE, Pinion Gear (Part of 43-833000A2)(12 Teeth) | NSS | |
10 | BEARING ASSEMBLY | 31-821321A2 | |
11 | NOT SOLD SEPARATE, Cup | NSS | |
12 | SCREW, (M6 x 16) | 10-8248324 | |
13 | HOUSING ASSEMBLY, Water Pump Upper | 46-821351A3 | |
14 | SEAL Comment: (SHORT - 1-3/4) | 8M0204658 | |
14 | SEAL Comment: (LONG - 2-1/4) | 8235471 | |
15 | WASHER | 12-866451 | |
16 | KEY | 28-8M0214993 | |
17 | WASHER | 12-866451 | |
18 | GASKET, Upper Water Pump | 27-822189 | |
19 | GASKET, Lower Water Pump | 27-8M0214956 | |
20 | FACE PLATE | 8213542 | |
21 | IMPELLER | 47-8M0204712 | |
22 | BASE ASSEMBLY, Water Pump | 46-821307A2 | |
23 | SEAL | 26-821309 | |
24 | SEAL | 26-821310 | |
25 | O-RING, (1.421 x .139) | 25-821308 | |
26 | DRIVESHAFT Comment: (SHORT) | 45-850177A1 | |
26 | DRIVESHAFT Comment: (LONG) | 45-832987A1 | |
27 | BEARING, Ball | 30-821311 | |
28 | TIE STRAP | 823548T | 823548, 54-856608 |
29 | BOOT | 822158 | |
30 | RETAINER | 821827 | |
31 | O-RING, (1.609 x .139) | 25-26855 | |
32 | O-RING, (.239 x .174) | 25-85594 | |
33 | WASHER | 12-814803 | 12-93853 |
34 | SHIFT SHAFT Comment: (SHORT) | 827865A2 | |
34 | SHIFT SHAFT Comment: (LONG) | 827865A1 | |
35 | WASHER, (.281 x .500 x .060) Stainless Steel | 12-8M0204649 | |
36 | PIN, (.078 x .437) | 17-85593 | |
37 | CAM, Shift | 8213161 | |
38 | PIN, (.125 x .625) | 17-822369 | |
- | REPAIR KIT, Water Pump | 821354A2 | |
- | SEAL KIT | 823547A2 |
Gear Housing, Propeller Shaft - 2.41:1 Gear Ratio
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Gear Housing, Propeller Shaft - 2.41:1 Gear Ratio:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
- | GEAR HOUSING ASSEMBLY Comment: (BLACK) SHORT | 1682-821306T30 | 1682-821306A30 (BLACK) SHORT |
- | GEAR HOUSING ASSEMBLY Comment: (GRAY) SHORT | 1682-821306T31 | 1682-821306A31 (GRAY) SHORT |
- | GEAR HOUSING ASSEMBLY Comment: (BLACK) LONG | 1682-821306T32 | 1682-821306A32, 1682-821306T33, 1682-821306A33 (BLACK) LONG |
- | GEAR HOUSING ASSEMBLY Comment: (GRAY) LONG | 1682-821306T32 | 1682-821306A32, 1682-821306T33, 1682-821306A33 (GRAY) LONG |
1 | GEAR HOUSING ASSEMBLY Comment: (BLACK) BASIC | 1682-821306T12 | 1682-821306A12 (BLACK) BASIC |
1 | GEAR HOUSING ASSEMBLY Comment: (GRAY) BASIC | 1682-821306T13 | 1682-821306A13 (GRAY) BASIC |
39 | PIN, Dowel | 17-821327 | |
40 | GASKET | 27-823942 | |
41 | TUBE | 32-8M0026108 | 32-821828 |
42 | PLUG, Rubber | 19-824928001 | 19-824928, 19-32297 |
43 | SCREEN | 821829 | |
44 | TRIM TAB | 822157T2 | |
45 | SCREW, (M8 x 20) | 10-82497020 | |
46 | WASHER | 12-72397 | |
47 | GEAR ASSEMBLY, Forward (29 TEETH) | 43-833000A2 | |
48 | BEARING ASSEMBLY, Roller | 31-8M0103470 | 31-99328A 1 |
49 | NOT SOLD SEPARATE, Cup | NSS | |
50 | BEARING, Roller | 31-41326 | |
51 | FOLLOWER, Cam | 821578 | |
52 | SPRING | 24-8261991 | |
53 | PIN | 17-8M0020999 | 17-85093 |
54 | CLUTCH | 52-821314T | 52-821314 |
55 | SPRING | 24-38114 | |
56 | PROPELLER SHAFT | 44-8M0140441 | |
57 | GEAR, Reverse (29 TEETH) | 43-833001T | 43-833001 |
58 | BEARING, Ball | 30-20839T | |
59 | CARRIER ASSEMBLY, Bearing | 8M0168900 | |
60 | O-RING | 25-815460 | |
61 | BEARING, Needle | 31-21700 | |
62 | SEAL, Oil | 26-8M0205511 | |
63 | SEAL, Oil | 26-8M0203757 | |
64 | TAB WASHER | 14-826613 | |
64 | WASHER Comment: (USE W/THREADED INSERT) | 12-855941 | |
65 | SCREW, (M8 x 25) Comment: (USE W/TAB WASHER) | 10-4000353 | |
65 | SCREW, (M8 x 30) Comment: (USE W/THREADED INSERT) | 10-85594030 | |
66 | INSERT, Threaded | 8227731 | |
67 | NOT SOLD SEPARATE, Decal (2.42:1) | NSS | |
68 | THRUST HUB Comment: THESE REPLACEMENT PARTS ARE NOT INCLUDED WITH COMPLETE GEAR HOUSING REPLACEMENT | 73345A1 | |
69 | PROP NUT KIT Comment: THESE REPLACEMENT PARTS ARE NOT INCLUDED WITH COMPLETE GEAR HOUSING REPLACEMENT | 11-69578Q1 | |
70 | TAB WASHER Comment: THESE REPLACEMENT PARTS ARE NOT INCLUDED WITH COMPLETE GEAR HOUSING REPLACEMENT | 14-8M0214942 | |
71 | SCREW, (M10 x 45) Comment: THESE REPLACEMENT PARTS ARE NOT INCLUDED WITH COMPLETE GEAR HOUSING REPLACEMENT | 10-4000380 | |
72 | WASHER, (.453 x .812 x .105) Stainless Steel Comment: THESE REPLACEMENT PARTS ARE NOT INCLUDED WITH COMPLETE GEAR HOUSING REPLACEMENT | 12-45176 | |
73 | PLUG Comment: THESE REPLACEMENT PARTS ARE NOT INCLUDED WITH COMPLETE GEAR HOUSING REPLACEMENT | 19-95925 | |
- | SEAL KIT | 823547A2 |
Intake
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Intake:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | CARBURETOR (SEE BREAKDOWN ON CARBURETOR PAGE) | 3329-883314T03 | 3329-830276T 7, 3329-883314T 1 |
2 | O-RING | 25-33466 | |
3 | ISOLATOR, Carburetor | 8536451 | |
4 | DIFFUSER | 830277F01 | 830277F |
5 | BUMPER | 8M0043364 | 828706 |
6 | INSERT | 855219 | |
7 | O-RING, (1.984 x .139) | 25-8M0214923 | |
8 | SCREW, (M6 x 25) | 10-8248326 | |
9 | SCREW, M6 x 100 | 10-821704100 | |
10 | CLAMP | 855838 | |
11 | HOSE ASSEMBLY, Breather | 32-854787A1 | |
12 | SEAL | 855837 | 855837 1 |
13 | INTAKE ASSEMBLY, Air | 832011A2 | |
- | GASKET SET | 27-830270A02 | 27-830270A98 |
Intake/Exhaust Valves
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Intake/Exhaust Valves:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | VALVE, Exhaust | 8M0119204 | |
2 | VALVE, Intake | 832990T1 | |
3 | WASHER, Valve Spring | 12-825044 | |
4 | SEAL, Valve Stem | 26-822647 | |
5 | SPRING, Valve Outer | 24-823678 | |
6 | RETAINER | 822650 | |
7 | KEY | 28-893554 | 28-822651 |
8 | ROCKER ARM | 898821A01 | |
9 | SCREW | 10-825046 | |
10 | NUT | 11-826150 | 11-858274 |
11 | SHAFT, Rocker | 8M0011790 | |
12 | NOT SOLD SEPARATE, Plug | NSS | |
13 | BRACKET | 825050 | |
14 | SPRING | 24-825052 | |
15 | SCREW, (M8 x 30) | 10-82641030 | |
- | GASKET SET | 27-830270A02 | 27-830270A98 |
- | CYLINDER HEAD Comment: (ELECTRIC) | 830271T3 | |
- | CYLINDER HEAD Comment: (MANUAL) | 830271T4 |
Linkage
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Linkage:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | SCREW, (M8 x 70) Stainless Steel Comment: ELECTRIC NON HANDLE | 10-40011158 | |
2 | SCREW, Adjusting (M6 x 55) Comment: ELECTRIC NON HANDLE | 10-814776 | 10-42978 ELECTRIC NON HANDLE |
3 | NUT, (M6) Comment: ELECTRIC NON HANDLE | 11-401196 | |
4 | CAP Comment: ELECTRIC NON HANDLE | 42942 | |
5 | LEVER, Throttle Comment: ELECTRIC NON HANDLE | 822682A4 | |
6 | RETAINER Comment: ELECTRIC NON HANDLE | 826587 | 826587 1 ELECTRIC NON HANDLE |
7 | BUSHING Comment: ELECTRIC NON HANDLE | 23-825078 | |
8 | RETAINER Comment: ELECTRIC NON HANDLE | 822459 | |
9 | LEVER, Shift Comment: ELECTRIC NON HANDLE | 8259571 | |
10 | SHIFT ROD Comment: ELECTRIC NON HANDLE | 882820 | 826271 ELECTRIC NON HANDLE |
11 | ROD, Throttle Comment: ELECTRIC NON HANDLE | 830307 | |
12 | BUSHING Comment: ELECTRIC NON HANDLE | 23-8M0215006 | |
13 | BRACKET Comment: ELECTRIC NON HANDLE | 827706A4 | |
14 | LATCH Comment: ELECTRIC NON HANDLE | 98889 | |
15 | SCREW, (M6 x 16) Comment: ELECTRIC NON HANDLE | 10-8248324 | |
16 | SLEEVE Comment: ELECTRIC NON HANDLE | 23-15885 | |
17 | WASHER Comment: ELECTRIC NON HANDLE | 12-8M0214930 | |
18 | COTTER PIN Comment: ELECTRIC NON HANDLE | 18-210711 | |
19 | CAM, Throttle | 830305 | |
20 | BUSHING | 23-822389 | |
21 | WASHER, (.265 x .750 x .048) Stainless Steel | 12-65567 | |
22 | SCREW, (M6 x 35) Stainless Steel | 10-40011131 | |
23 | SHIFT SHAFT ASSEMBLY, Horizontal | 826588A4 | |
24 | RETAINER | 8277071 | |
25 | SPRING, Detent | 24-826077 | |
26 | SPRING, Backing | 24-824993 | |
27 | SPRING, Plate | 824994 | |
28 | SCREW, (M5 x 16) Stainless Steel | 10-40011107 | |
29 | SWITCH Comment: ELECTRIC HANDLE MODELS | 87-8M0052927 | 87-813960A 3 ELECTRIC HANDLE MODELS |
30 | SCREW, (M3.5 x 20) Stainless Steel Comment: ELECTRIC HANDLE MODELS | 10-88075020 | |
31 | PLATE Comment: ELECTRIC HANDLE MODELS | 824923 | |
32 | BRACKET Comment: HANDLE MODELS | 8214943 | |
33 | SCREW, (M6 x 16) Comment: HANDLE MODELS | 10-8248324 |
Power Trim
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Power Trim:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | POWER TRIM | 822344T14 | 822344T10, 822344T 5 |
- | O-RING KIT | 25-827668A1 | |
2 | SHOCK ROD ASSEMBLY | 893931A01 | 827670A 2 |
3 | PILOT CHECK ASSEMBLY | 827671A1 | |
4 | TILT RELIEF VALVE ASSEMBLY | 827672A1 | |
5 | SEAT ASSEMBLY, Suction | 827673A1 | |
6 | PUMP ASSEMBLY | 827674A1 | |
7 | NOT SOLD SEPARATE, Spring/down Relief Ball | NSS | |
8 | NOT SOLD SEPARATE, Screw (10-32 x 1-1/4 Inches) | NSS | |
9 | NOT SOLD SEPARATE, Filter | NSS | |
10 | NOT SOLD SEPARATE, Seal Ring | NSS | |
11 | MOTOR ASSEMBLY | 827675A1 | |
12 | NOT SOLD SEPARATE, Screw (1/4-28 x 5/8 Inches) | NSS | |
13 | CABLE ASSEMBLY | 88238A15 | |
14 | NOT SOLD SEPARATE, Lockwasher | NSS | |
15 | NOT SOLD SEPARATE, O-Ring | NSS | |
16 | NOT SOLD SEPARATE, Coupler | NSS | |
17 | PISTON, Memory | 827676 | |
18 | MANUAL RELEASE ASSEMBLY | 893929A01 | 813442A 2 |
19 | PLUG ASSEMBLY | 19-811613 | |
- | HARNESS/RELAY ASSEMBLY, Trim | 84-826802A14 | |
20 | HARNESS ASSEMBLY, Trim | 84-826802A9 | |
21 | RELAY ASSEMBLY | 8M0207773 | |
22 | BRACKET | 828102 | |
23 | GROMMET | 25-818967 | |
24 | BUSHING | 23-8M0214955 | |
25 | NOT SOLD SEPARATE, Decal-Trim Relay | NSS | |
26 | SCREW, (M6 x 25) | 10-8248326 |
Power Trim Mounting
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Power Trim Mounting:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | PIN, Anchor (14 mm) | 17-822481001 | 17-822481 |
2 | BUSHING | 23-822482 | |
3 | BUSHING | 23-822484 | |
4 | WASHER | 12-825190 | |
5 | NUT, (M14) | 11-826712 | 11-40134 14 |
6 | SCREW, (M10 x 40) Stainless Steel | 10-4009040 | |
7 | WASHER | 12-4002319 | |
8 | NUT, (M10) | 11-40140 | |
9 | SCREW, (#10-16 x .600) | 10-878609 | 10-812832 1 |
10 | C WASHER | 8M0084613 | 69205 |
11 | CLIP | 54-22740 | |
12 | PIN, Trilobe | 17-821539 | 17-13794, 17-19603 |
13 | PIN, Pivot | 17-822480 | |
14 | BUSHING | 23-823507 |
Recoil Starter
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Recoil Starter:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
- | STARTER ASSEMBLY, Recoil | 835253A13 | 835253T 6 |
1 | HOUSING, Recoil | 835253A12 | 835253A 8 |
2 | CAM | 816712T01 | 816712 1 |
3 | SPRING | 24-826791 | 24-816718 1 |
4 | SEAL | 8M0026455 | 835255 2 |
5 | ROLLER | 835256T | 835256 |
6 | BUSHING | 23-852987T | 23-852987 |
7 | WASHER | 826414T | 12-826414 |
8 | SCREW, (M6 x 30) | 10-82684430 | |
9 | LOCKWASHER | 13-826229 | |
10 | SPRING | 24-86857T01 | |
11 | SHEAVE ASSEMBLY, Starter | 50-854317T5 | |
12 | CAM | 868501 | |
13 | SPRING | 24-86851T02 | |
14 | RING, Retaining | 53-86849T01 | |
15 | SPRING | 24-868523 | |
16 | CAM | 86853T01 | |
17 | SCREW, (.250-20 x .625) | 10-826253 | 10-97516, 10-818838 |
18 | ROPE | 50-12066Q10 | |
19 | LEVER, Interlock | 856073 | 852449 |
20 | RETAINER | 856072T | 856072 |
21 | SPRING | 24-856138T03 | 24-856138 3 |
22 | BUSHING | 854779T | 854779 |
23 | SCREW, (#10-16 x 1.00) | 10-8182491 | |
24 | HANDLE ASSEMBLY | 85174A1 | |
25 | NOT SOLD SEPARATE, Retainer | NSS | |
26 | SCREW, (M6 x 25) | 10-8248326 | |
27 | CABLE, Interlock | 856754 | 816748 6 |
28 | SCREW, (#10-16 x .625) | 10-8214281 | |
29 | WASHER, (.220 x .500 x .030) Stainless Steel | 12-73288 | |
30 | COTTER PIN | 18-26811 | |
31 | SCREW, (M5 x 16) Stainless Steel | 10-40011107 | |
32 | J CLIP | 54-54457 | |
33 | SCREW, (M6 x 16) | 10-8248324 |
Service/Support Material
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Service/Support Material:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
0 | PARTS MANUAL, 25 (4- Stroke) | 90-85553598 | |
0 | SERVICE MANUAL | 90-854785R2 | |
0 | OWNERS MANUAL | 90-10183981 | |
0 | DECAL SET Comment: (MERCURY) | 37-854693A00 | 37-854693A98 (MERCURY) |
0 | DECAL SET Comment: (MARINER) | 37-854692A03 | 37-854692A01, 37-854692A98 (MARINER) |
0 | DECAL SET Comment: (TRACKER) | 37-856144A98 | |
0 | DECAL, EPA Label Information Comment: (1998) | 37-855577A24 | 37-855577 24 (1998) |
0 | PROPELLER | 48-85632A45 | |
0 | TANK ASSEMBLY, Fuel | 1265-859065A3 |
Starter Motor
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Starter Motor:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | STARTER MOTOR ASSEMBLY | 50-893886T | 50-888151T, 50-859169T, 50-830308T, 50-830308 |
2 | THRU BOLT | 10-965662 | |
3 | DRIVE KIT | 906432 | |
4 | PINION | 685752 | |
5 | DRIVE CAP | 8236392 | |
6 | ARMATURE | 8236383 | |
7 | CAP, Commutator | 8119011 | |
8 | BRUSH/SPRING KIT | 898265016 | 75384, 75384 1 |
9 | HOLDER | 898265014 | 61787 |
10 | SCREW | F15158 | |
11 | DECAL, Warning, High Voltage | 37-8272822 |
Steering Arm
Back to TopBelow is the parts list for Mercury 25 (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 | 826267T3 | |
4 | SCREW, (M6 x 20) Stainless Steel | 10-8M0204741 | |
5 | BUMPER | 8M0156878 | |
6 | RING, Retaining | 53-89531 | |
7 | ARM, Steering Comment: (BLACK) | 8M0118183 | |
7 | ARM, Steering Comment: (GRAY) | 8M0118183 | |
8 | BOLT, (M12 x 154) | 10-898835001 | 10-42973 |
9 | SPACER Comment: (SHORT) | 23-8279973 | |
9 | SPACER Comment: (LONG) | 23-8279971 | |
10 | SWIVEL TUBE Comment: (SHORT) | 850175A1 | |
10 | SWIVEL TUBE Comment: (LONG) | 826233T3 | |
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 .380) | 10-878607 | 10-817626 |
16 | NUT, (M10) | 11-40140 | |
17 | NUT, (.375-24) Comment: HANDLE | 11-8M0204726 | |
18 | LEVER Comment: HANDLE | 823792 | |
19 | WASHER Comment: HANDLE | 12-29330 | |
20 | ROD (THREADED) Comment: HANDLE | 821961 | |
21 | BRAKE PLATE Comment: HANDLE | 821957 | |
22 | DISC Comment: HANDLE | 8165621 | |
23 | PLATE Comment: HANDLE | 8M0007471 | 823791 HANDLE |
24 | DISC Comment: HANDLE | 8165621 | |
25 | SHOULDER SCREW, Hex Comment: HANDLE | 10-768042 | |
26 | BRACKET Comment: ELECTRIC | 8M0184092 | |
27 | TAB WASHER Comment: ELECTRIC | 14-8M0009820 | 14-816669F 1 ELECTRIC |
28 | SCREW, (M10 x 30) Comment: ELECTRIC | 10-4000377 |
Swivel Bracket
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Swivel Bracket:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | LINK ROD Comment: NON HANDLE | 19608A14 | |
2 | SCREW, (.375-24 x 1.500) Comment: NON HANDLE | 10-823919 | |
3 | WASHER, (.390 x .546 x .12) Comment: NON HANDLE | 12-8M0109680 | |
4 | WASHER, (.390 x .625 x .062) Stainless Steel Comment: NON HANDLE | 12-37828 | |
5 | NUT, (.375-24) Comment: NON HANDLE | 11-8M0204726 | |
6 | PUCK Comment: (ELECTRIC) | 822397 | |
7 | SWIVEL BRACKET ASSEMBLY Comment: (BLACK) | 3410-827402T5 | |
7 | SWIVEL BRACKET ASSEMBLY Comment: (GRAY) | 3410-827402T6 | |
8 | BUSHING | 23-8217711 | |
9 | BUSHING (LOWER) | 23-821777 | |
10 | SEAL | 26-8M0205512 | |
11 | FITTING, Grease | 22-8M0169589 | |
12 | FITTING, Grease Comment: (HANDLE) | 22-8M0169589 | |
13 | SEAL KIT Comment: NON HANDLE | 19624A1 | |
14 | O-RING, (.583 x .103) Comment: NON HANDLE | 25-29619 | |
15 | SPACER Comment: NON HANDLE | 23-78861 | |
16 | WASHER | 12-19619 | |
17 | NUT, (.875-14) | 11-826164 | |
18 | NOT SOLD SEPARATE, Decal-Serial Overlaminate | NSS | |
19 | SCREW, (M8 x 10) Stainless Steel Comment: MANUAL HANDLE | 10-4008910 | |
19 | SCREW, (M8 x 25) Stainless Steel Comment: ELECTRIC | 10-40011149 | |
20 | SEAL Comment: ELECTRIC | 8282451 | |
21 | WASHER | 12-19619 | |
22 | TILT TUBE | 8M0041938 | 8M0035070, 19614 1 |
23 | NUT, (.875-14) | 11-826164 | |
24 | PIN, Trilobe | 17-821539 | 17-13794, 17-19603 |
25 | BUSHING | 23-823507 | |
26 | PIN, Pivot (UPPER) | 17-822480 | |
27 | DECAL, Co-Pilot | 37-8237011 |
Swivel Bracket, Remote Control
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Swivel Bracket, Remote Control:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | LINK ROD | 19608A14 | |
2 | SCREW, (.375-24 x 1.500) | 10-823919 | |
3 | WASHER, (.390 x .546 x .12) | 12-8M0109680 | |
4 | WASHER, (.390 x .625 x .062) Stainless Steel | 12-37828 | |
5 | NUT, (.375-24) | 11-8M0204726 | |
6 | PUCK | 822397 | |
7 | SWIVEL BRACKET ASSEMBLY Comment: (BLACK) | 3410-827402T5 | |
7 | SWIVEL BRACKET ASSEMBLY Comment: (GRAY) | 3410-827402T6 | |
8 | BUSHING (UPPER) | 23-8217711 | |
9 | FITTING, Grease | 22-8M0169589 | |
10 | BUSHING (LOWER) | 23-821777 | |
11 | SEAL | 26-8M0205512 | |
12 | WASHER | 12-19619 | |
13 | NUT, (.875-14) | 11-826164 | |
14 | COTTER PIN | 18-26811 | |
15 | PIN, Pivot | 821799002 | 821799 1 |
16 | NOT SOLD SEPARATE, Decal-Serial Overlaminate | NSS | |
17 | SCREW, (M8 x 25) Stainless Steel | 10-40011149 | |
18 | SEAL | 8282451 | |
19 | WASHER | 12-19619 | |
20 | TILT TUBE | 8M0041938 | 8M0035070, 19614 1 |
21 | NUT, (.875-14) | 11-826164 | |
22 | PIN, Trilobe | 17-821539 | 17-13794, 17-19603 |
23 | BUSHING | 23-823507 | |
24 | PIN, Pivot (UPPER) | 17-822480 | |
25 | STRAP | 8217751 | |
26 | LINK (UPPER) | 821800 | |
27 | LEVER | 8217981 | |
28 | NUT, | 6-32,11-8M0207777 | |
29 | PIN | 826578 | F366886, F366866 |
30 | SPRING | 24-F366300 | |
31 | LINK | 8M0026107 | 821805 2 |
32 | WASHER | 12-71055 | |
33 | ARM | 825181003 | 825181 1 |
34 | LOCK, Reverse | 8289861 | |
35 | NUT, | 10-32,11-8M0204718 | |
36 | SEAL KIT | 19624A1 | |
37 | O-RING, (.583 x .103) | 25-29619 | |
38 | SPACER | 23-78861 |
Tiller Handle
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Tiller Handle:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | COVER KIT | 822148A8 | |
2 | PULLEY | 822150 | |
3 | NOT SOLD SEPARATE, Case | NSS | |
4 | SCREW, (#10-16 x .500) | 10-878608 | 10-812832 |
5 | CABLE ASSEMBLY, Throttle (26.50 Inches) | 4324214 | |
6 | CABLE ASSEMBLY, Throttle (27.50 Inches) | 4324215 | |
7 | SLEEVE, (12.00 Inches) | 85-960099 | |
8 | SCREW, (M8 x 25) | 10-82526225 | |
9 | COVER Comment: (BLACK) | 8M0072298 | 822407F 1 (BLACK) |
9 | COVER Comment: (GRAY) | 822407F2 | |
10 | BUSHING | 23-821477 | |
11 | ARM, Steering Handle Comment: (BLACK) | 822325T1 | |
11 | ARM, Steering Handle Comment: (GRAY) | 822325T2 | |
12 | RETAINER | 822441 | |
13 | SCREW, (M5 x 16) Stainless Steel | 10-40011107 | |
14 | SCREW, (M6 x 25) | 10-8M0204707 | |
15 | LOCK, Throttle | 892995 | 821971 |
16 | SPRING | 24-96203 | |
17 | KNOB, Throttle | 821972T | 821972 |
18 | CLIP Comment: (ELECTRIC) | 824918 | |
19 | SWITCH ASSEMBLY Comment: (ELECTRIC) | 87-823609A12 | |
20 | HOUSING Comment: (ELECTRIC) | 889734 | 823917 2 (ELECTRIC) |
21 | TILLER TUBE | 821463T01 | 821463A 1 |
22 | DECAL | 37-8242004 | |
23 | HANDLE, Throttle | 821465 | |
24 | GRIP | 8M0221732 | |
25 | SWITCH, Stop | 87-8M0104611 | 87-823609A 2 |
26 | SCREW, (M5 x 12) | 10-82239312 | |
27 | WASHER | 12-8M0214930 | |
28 | ALARM ASSEMBLY | 84-8M0088388 | 816492A 8 |
29 | CLIP | 823687 | |
30 | SWITCH, Stop | 87-11083A31 | |
31 | RETAINER, Brass | 8M0032846 | 12044 1 |
32 | BRACKET, Tiller Comment: (BLACK) | 821455A4 | |
32 | BRACKET, Tiller Comment: (GRAY) | 821455A5 | |
33 | WAVE WASHER | 13-826792 | 13-34678 1, 13-822144 |
34 | BUSHING | 23-821477 | |
35 | WASHER | 12-827314 | |
36 | CONDUIT, (.620 Inside Diameter x 3.00 Feet Bulk) | 32-828547633 | |
37 | 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 |
38 | NOT SOLD SEPARATE, Decal-Shift (F-N-R) | NSS | |
39 | NOT SOLD SEPARATE, Decal-Start Comment: (ELECTRIC) | NSS | |
40 | TAB WASHER | 14-8M0009820 | 14-816669F 1 |
41 | SCREW, (M10 x 90) | 10-82484890 | |
42 | LANYARD ASSEMBLY | 15920Q54 | |
43 | SCREW, (M8 x 35) Stainless Steel | 10-40011151 | |
44 | HANDLE | 830180A01 | 830180 |
45 | BUSHING | 23-830181 | |
46 | SHIFT ROD | 8301821 |
Tools, Special
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Tools, Special:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
- | HOLDER TOOL, Flywheel Comment: ELECTRICAL/IGNITION | 91-8M0161873 | |
- | TESTER, Eight Chamber Comment: ELECTRICAL/IGNITION | 91-850439T1 | |
- | GAP TOOL, Single Chamber Comment: ELECTRICAL/IGNITION | 91-63998A1 | |
- | NOT SOLD SEPARATE, Collet (SNAP-ON - CG41-14) Comment: TRIM/TILT SYSTEM | NSS | |
- | NOT SOLD SEPARATE, Rod-Expanding (SNAP-ON - CG41-11) Comment: TRIM/TILT SYSTEM | NSS | |
- | DOWN PRESSURE KIT Comment: TRIM/TILT SYSTEM | 91-822778A3 | |
- | SPANNER WRENCH Comment: TRIM/TILT SYSTEM | 91-74951 | |
- | HEAT LAMP Comment: TRIM/TILT SYSTEM | 91-63209 | |
- | GAUGE TOOL Comment: POWERHEAD | 91-29287 | |
- | HOLDER TOOL, Flywheel Comment: POWERHEAD | 91-8M0161873 | |
- | FLYWHEEL PULLER Comment: POWERHEAD | 91-83164M | |
- | EXPANDER TOOL, Piston Ring Comment: POWERHEAD | 91-24697 | |
- | STAND TOOL, Powerhead Comment: POWERHEAD | 91-827001A1 | |
- | COMPRESSOR TOOL, Piston Ring Comment: POWERHEAD | FT2997 | FJ7081, FJ8785, FJ8786, FJ8787, FJ8788, FJ8789 POWERHEAD |
- | TORQUE WRENCH, (0-150 lb-in) Comment: POWERHEAD | 91-66274 | |
- | INSTALLER TOOL, Valve Guide Bushing Comment: POWERHEAD | 91-809496A1 | |
- | REAMER TOOL, Valve Guide Comment: POWERHEAD | 91-809497A1 | |
- | REMOVER TOOL, Valve Guide Comment: POWERHEAD | 91-809495001 | 91-809495A 1 POWERHEAD |
- | BEARING, Thrust Comment: GEAR HOUSING | 31-85560 | |
- | INSTALLER TOOL, Bearing Carrier Seal Comment: GEAR HOUSING | 91-817007T | 91-817007 GEAR HOUSING |
- | PILOT Comment: GEAR HOUSING | 91-825199 | |
- | PULLER KIT, Bearing Comment: GEAR HOUSING | 91-31229A7 | |
- | NUT, (.625-18) Comment: GEAR HOUSING | 11-24156 | |
- | PLATE Comment: GEAR HOUSING | 91-29310 | |
- | WASHER Comment: GEAR HOUSING | 12-34961 | |
- | PILOT WASHER Comment: GEAR HOUSING | 91-36571T | |
- | DRIVER HEAD TOOL Comment: GEAR HOUSING | 91-37312T | |
- | DRIVER ROD TOOL, Needle Bearings Comment: GEAR HOUSING | 91-37323 | |
- | HOOK TOOL, Spring Comment: GEAR HOUSING | 91-825200A1 | |
- | REMOVER TOOL, Bearing Comment: GEAR HOUSING | 91-13779 | |
- | HOLDING TOOL, Driveshaft Comment: GEAR HOUSING | 91-83180M | |
- | INSTALLER TOOL, Bearing Comment: GEAR HOUSING | 91-826872 | |
- | INSTALLER TOOL, Needle Bearing Comment: GEAR HOUSING | 91-817011T | 91-817011 GEAR HOUSING |
- | MANDREL Comment: GEAR HOUSING | 91-825197T | 91-825197 GEAR HOUSING |
- | MANDREL Comment: GEAR HOUSING | 91-825198 | |
- | PULLER, WATER PUMP Comment: GEAR HOUSING | 91-27780 | |
- | PULLER PLATE Comment: GEAR HOUSING | 91-37241 | |
- | TORQUE WRENCH, (0-150 lb-in) Comment: GEAR HOUSING | 91-66274 | |
- | GAUGE TOOL, Carburetor | 91-36392 |
Top Cowl
Back to TopBelow is the parts list for Mercury 25 (4-STROKE) Top Cowl:

Position No. | Part Name | OEM Number | Supersedes |
---|---|---|---|
1 | TOP COWL ASSEMBLY Comment: (BLACK) MANUAL | 4027-830562T5 | |
1 | TOP COWL ASSEMBLY Comment: (SILVER) MANUAL | 4027-830562T6 | |
2 | TOP COWL ASSEMBLY Comment: (BLACK) ELECTRIC | 4027-830562T7 | |
2 | TOP COWL ASSEMBLY Comment: (SILVER) ELECTRIC | 4027-830562T8 | |
3 | NOT SOLD SEPARATE, Induction Insert | NSS | |
4 | NOT SOLD SEPARATE, Cowl Insert Comment: (MANUAL) | NSS | |
5 | LATCH Comment: (BLACK) | 826291F1 | |
5 | LATCH Comment: (SILVER) | 826291F1 | |
6 | SCREW, (M4 x 14.5) | 10-8231871 | |
7 | LOCKWASHER, Stainless Steel | 8,13-26995 | |
8 | NUT, (M4) | 11-8237515 | |
9 | SEAL | 8M0153618 | |
10 | SOUND BLANKET KIT | 852556A02 | 855334A 1 |
11 | NOT SOLD SEPARATE, Sound Blanket-Top Comment: (ELECTRIC) | NSS | |
12 | NOT SOLD SEPARATE, Sound Blanket-Top Comment: (MANUAL) | NSS | |
13 | BRACKET ASSEMBLY, Latch Roller | 893763 | 18173 |
14 | SCREW, (M6 x 16) | 10-4006731 | |
15 | BRACKET | 8M0038412 | 822426 1 |
16 | SCREW, (M4 x 14.5) | 10-8231871 | |
17 | LOCKWASHER, Stainless Steel | 8,13-26995 | |
18 | NUT, (M4) | 11-8237515 | |
19 | ROPE AND HANDLE KIT | 47341A11 |
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For Mercury Owners:
To assist you in maintaining and repairing your marine engines, we hope the following resources may be of use:
-
Mercury / Mercruiser / Mariner Parts from JLM Marine
- Mercury Thermostat
- Mercury Water Pump
- Mercury Water Pump Impeller
- Mercury Water Pump Impeller Kit
- Mercury Carburetor
- Mercury Carburetor Repair Kit
- Mercury Fuel Pump
- Mercury Fuel Pump Kit
- Mercury Air Filter
- Mercury Oil Filter
- Mercury Oil Seal
- Mercury Fuel Filter
- Mercury Gasket
- Mercury Relay
- Mercury Ignition Switch
- Mercury Trim Tilt Switch
- Mercury Ignition Sensor
- Mercury Spark Plug Wire
- Mercury Water Distribution Housing
- Mercury Bellow
- Mercury Bellows Kit
- Mercury Serpentine Pulley
- Mercury Accessories
- Mercury Belt
- Mercury Oil Plug
- Mercury Drain Plug
- Mercury Bellows Replacement Tool
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.
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