Mercury 3.5 (4-STROKE) Carb (0R131842 & Up) Outboard Motor Parts Diagram & Catalog – Free PDF Download

by JLM Marine 30 Apr 2025 0 Comments

Mercury 3.5 (4-STROKE) Carb Outboard Motor Parts Diagram & Catalog – Free PDF Download

Camshaft and Valves, Serial # 0R318095 and Below

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Camshaft and Valves, Serial # 0R318095 and Below:

Position No.	Part Name	OEM Number	Supersedes
1	CAMSHAFT ASSEMBLY	402-898103T56
2	VALVE, Intake	898103T57
3	VALVE, Exhaust	850839T01
4	SEAL, Intake - Black	26-822647001
5	SEAL, Exhaust - Green	26-822647002
6	SEAT	8M0158660
7	SPRING	24-898101214	24-803554 4
8	RETAINER	822650001
9	KEEPER, Valve	28-803556
10	LIFTER	898101301
11	PUSH ROD	803547
12	PLATE, Push Rod	898101302
13	BOLT	10-8035097
14	ROCKER ARM	898101303
15	PIVOT	803550
16	NUT	11-803551
-	SHORT BLOCK	898103T72

Camshaft and Valves, Serial # 0R318096 and Up

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Camshaft and Valves, Serial # 0R318096 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	CAMSHAFT ASSEMBLY	402-834956T07
2	VALVE, Intake	898103T57
3	VALVE, Exhaust	850839T01
4	SEAL, Intake - Black	26-822647001
5	SEAL, Exhaust - Green	26-822647002
6	SEAT	8M0158660
7	SPRING, Valve	24-898101214	24-803554 4
8	RETAINER	822650001
9	KEEPER, Valve	28-803556
10	LIFTER	898101301
11	PUSH ROD	803547
12	PLATE, Push Rod	898101302
13	BOLT	10-8035097
14	ROCKER ARM	898101303
15	PIVOT	803550
16	NUT	11-803551001
-	SHORT BLOCK	8M0147025
-	SHORT BLOCK Comment: EPA Models Only SN# 0R448033 & Up	8M0147025

Carburetor, All Models-Serial # 0R318095 and Below

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Carburetor, All Models-Serial # 0R318095 and Below:

Position No.	Part Name	OEM Number	Supersedes
1	CARBURETOR Comment: 3.5 Horsepower	3303-853720T25	3303-898103T51, 3303-889246T10 3.5 Horsepower
1	CARBURETOR Comment: 3.5 Horsepower EU SN# 0R221250 & Below	3303-853720T25	3303-898103T51, 3303-889246T10 3.5 Horsepower EU SN# 0R221250 & Below
1	CARBURETOR Comment: 3.5 Horsepower EU SN# 0R221251 & Up	3303-853720T25	3303-898103T51, 3303-889246T10 3.5 Horsepower EU SN# 0R221251 & Up
1	CARBURETOR Comment: 2.5 Horsepower	3303-853720T24	3303-898103T52, 3303-889246T09 2.5 Horsepower
1	CARBURETOR Comment: 2.5 Horsepower EU SN# 0R222471 & Below	3303-853720T24	3303-898103T52, 3303-889246T09 2.5 Horsepower EU SN# 0R222471 & Below
1	CARBURETOR Comment: 2.5 Horsepower EU SN# 0R222472 & Up	3303-853720T24	3303-898103T52, 3303-889246T09 2.5 Horsepower EU SN# 0R222472 & Up
1	CARBURETOR Comment: 2 Horsepower-Complete Only	3303-853720T23	3303-889246T68 2 Horsepower-Complete Only
2	SCREW, Stop	10-898101407
3	SPRING	24-803554
4	JET, Pilot Comment: 2.5 Horsepower	38,8035243
4	JET, Pilot Comment: 3.5 Horsepower	35,803524004
5	SET SCREW, Pilot Comment: 2.5 Horsepower	10-898101289
5	SET SCREW, Pilot Comment: 3.5 Horsepower	10-898101800
6	SET SCREW, Pilot Comment: 2.5 Horsepower EU SN# 0R222471 & Below	10-898101801
6	SET SCREW, Pilot Comment: 3.5 Horsepower EU SN# 0R221250 & Below	10-898101802
7	MAIN NOZZLE Comment: 3.5 Horsepower	898101286
7	MAIN NOZZLE Comment: 2.5 Horsepower	898101287
8	JET, Main Comment: 3.5 Horsepower	68,16250011
8	JET, Main Comment: 2.5 Horsepower	62,898101364
9	FLOAT VALVE, Brass	162543
10	CLIP, Stainless Steel	54-803525
11	FLOAT	898101288
12	PIN, Float - Stainless Steel	17-162562
13	FLOAT BOWL	16258T5
14	GASKET, Rubber	27-8035084
15	SCREW, Drain (M5 x 6)	10-8035093
16	O-RING, Rubber	25-8035131
17	SCREW, (M4 x 12)	10-16260
18	HOSE, Rubber (230 mm)	32-898101365
19	MANIFOLD, Intake	879147T98	898103T53
20	SCREW KIT	10-16830A1
21	GASKET, Intake Manifold	27-898101291
22	GASKET, Carburetor	27-803508013	27-803508 5, 27-898101290
23	GASKET, Insulator	27-80350810
24	BOLT, (M6 x 16)	10-16832
25	BRACKET	803528
26	CABLE, Choke Link	898101293
27	COLLAR	23-804371001
28	SILENCER, Air	803526T
29	NUT	11-400212
30	COLLAR	23-952868
31	FLAME TRAP	803527
32	WASHER, Stainless Steel	12-16826
33	SCREW	10-898103229	10-898101292
34	BOLT	10-879194248	10-823042038
35	WASHER	12-161404
36	ROD, Choke	8M0155131
-	REPAIR KIT, Carburetor	898103A68
-	GASKET SET, Powerhead	27-898103A67

Carburetor, All Models-Serial # 0R318096 Thru 0R448032

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Carburetor, All Models-Serial # 0R318096 Thru 0R448032:

Position No.	Part Name	OEM Number	Supersedes
1	CARBURETOR Comment: 2 Horsepower	3303-853720T23	3303-889246T68 2 Horsepower
1	CARBURETOR Comment: 2.5 Horsepower	3303-853720T24	3303-898103T52, 3303-889246T09 2.5 Horsepower
1	CARBURETOR Comment: 3.5 Horsepower	3303-853720T25	3303-898103T51, 3303-889246T10 3.5 Horsepower
2	SCREW, Stop	10-898101407
3	SPRING	24-803554
4	JET, Slow Air Comment: 2/3.5 Horsepower	115,898103244
4	NOT SOLD SEPARATE Comment: 2.5 Horsepower	NSS
5	SET SCREW, Pilot	10-898101289
6	PLUG, Rubber	19-8M0060417
7	MAIN NOZZLE Comment: 2 Horsepower	898103238
7	MAIN NOZZLE Comment: 2.5 Horsepower	898103239
7	MAIN NOZZLE Comment: 3.5 Horsepower	8126506
8	JET, Main Comment: 2 Horsepower	58,16250012
8	JET, Main Comment: 2.5 Horsepower	65,162508
8	JET, Main Comment: 3.5 Horsepower	68,16250011
9	FLOAT VALVE, Brass	162543
10	CLIP, Stainless Steel	54-803525
11	FLOAT	898103245
12	PIN, Float - Stainless Steel	17-162562
13	FLOAT BOWL	898103240
14	GASKET, Rubber	27-8035084
15	SCREW, Drain (M5 x 6)	10-8035093
16	O-RING, Rubber	25-8035131
17	SCREW, (M4 x 12)	10-16260
18	HOSE, Rubber (230 mm)	32-898101365
19	MANIFOLD, Intake	879147T98	898103T53
20	SCREW KIT	10-16830A1
21	GASKET, Intake Manifold	27-898101291
22	GASKET	27-803508013	27-803508 5, 27-898101290
23	GASKET, Insulator	27-80350810
24	BOLT, (M6 x 16)	10-16832
25	BRACKET	803528
26	CABLE, Choke Link	898101293
27	COLLAR	23-804371001
28	SILENCER, Air	803526T
29	NUT	11-400212
30	COLLAR	23-952868
31	FLAME TRAP	803527
32	WASHER	12-16826
33	SCREW	10-898103229	10-898101292
34	BOLT	10-879194248	10-823042038
35	WASHER	12-161404
36	ROD, Choke	8M0155131
-	REPAIR KIT, Carburetor	8M0090764	855546A05
-	GASKET SET, Powerhead	27-898103A67

Carburetor, EPA Models-Serial # 0R448033 and Up

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Carburetor, EPA Models-Serial # 0R448033 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	CARBURETOR Comment: 2 Horsepower	3303-853720T23	3303-889246T68 2 Horsepower
1	CARBURETOR Comment: 2.5 Horsepower	3303-853720T24	3303-898103T52, 3303-889246T09 2.5 Horsepower
1	CARBURETOR Comment: 3.5 Horsepower	3303-853720T25	3303-898103T51, 3303-889246T10 3.5 Horsepower
2	SCREW, Stop	10-898101407
3	SPRING	24-803554
4	JET, Slow Air Comment: 2/3.5 Horsepower	115,898103244
4	NOT SOLD SEPARATE Comment: 2.5 Horsepower	NSS
5	SET SCREW, Pilot	10-898101289
6	PLUG, Rubber	19-8M0060417
7	MAIN NOZZLE Comment: 2 Horsepower	898103238
7	MAIN NOZZLE Comment: 2.5 Horsepower	898103239
7	MAIN NOZZLE Comment: 3.5 Horsepower	8126506
8	JET, Main Comment: 2 Horsepower	58,16250012
8	JET, Main Comment: 2.5 Horsepower	65,162508
8	JET, Main Comment: 3.5 Horsepower	68,16250011
9	FLOAT VALVE, Brass	162543
10	CLIP, Stainless Steel	54-803525
11	FLOAT	898103245
12	PIN, Float - Stainless Steel	17-162562
13	FLOAT BOWL	898103240
14	GASKET, Rubber	27-8035084
15	SCREW, Drain (M5 x 6)	10-8035093
16	O-RING, Rubber	25-8035131
17	SCREW, (M4 x 12)	10-16260
18	HOSE, Rubber (230 mm)	32-898101365
19	MANIFOLD	8M0072287
20	FITTING	22-8M0071347	22-878314, 22-8M0068757
21	GASKET, Intake Manifold	27-898101291
22	GASKET	27-803508013	27-803508 5, 27-898101290
23	GASKET, Insulator	27-80350810
24	BOLT, (M6 x 16)	10-16832
25	BRACKET	803528
26	CABLE, Choke Link	898101293
27	COLLAR	23-804371001
28	SILENCER, Air	803526T
29	NUT	11-400212
30	COLLAR	23-952868
31	FLAME TRAP	803527
32	WASHER	12-16826
33	SCREW	10-898103229	10-898101292
34	BOLT	10-879194248	10-823042038
35	WASHER	12-161404
36	ROD, Choke	8M0155131
37	SCREW KIT	10-16830A1
38	HOSE	32-8M0072282
39	PROTECTIVE SLEEVE	32-895108001
40	CLAMP	54-952245
-	REPAIR KIT, Carburetor	8M0090764	855546A05
-	GASKET SET, Powerhead	27-898103A67

Carburetor, Non-EPA Models-Serial # 0R448033 and Up

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Carburetor, Non-EPA Models-Serial # 0R448033 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	CARBURETOR Comment: 2 Horsepower	3303-853720T23	3303-889246T68 2 Horsepower
1	CARBURETOR Comment: 2.5 Horsepower	3303-853720T24	3303-898103T52, 3303-889246T09 2.5 Horsepower
1	CARBURETOR Comment: 3.5 Horsepower	3303-853720T25	3303-898103T51, 3303-889246T10 3.5 Horsepower
2	SCREW, Stop	10-898101407
3	SPRING	24-803554
4	JET, Slow Air Comment: 2/3.5 Horsepower	115,898103244
4	NOT SOLD SEPARATE Comment: 2.5 Horsepower	NSS
5	SET SCREW, Pilot	10-898101289
6	PLUG, Rubber	19-8M0060417
7	MAIN NOZZLE Comment: 2 Horsepower	898103238
7	MAIN NOZZLE Comment: 2.5 Horsepower	898103239
7	MAIN NOZZLE Comment: 3.5 Horsepower	8126506
8	JET, Main Comment: 2 Horsepower	58,16250012
8	JET, Main Comment: 2.5 Horsepower	65,162508
8	JET, Main Comment: 3.5 Horsepower	68,16250011
9	FLOAT VALVE, Brass	162543
10	CLIP, Stainless Steel	54-803525
11	FLOAT	898103245
12	PIN, Float - Stainless Steel	17-162562
13	FLOAT BOWL	898103240
14	GASKET, Rubber	27-8035084
15	SCREW, Drain (M5 x 6)	10-8035093
16	O-RING, Rubber	25-8035131
17	SCREW, (M4 x 12)	10-16260
18	HOSE, Rubber (230 mm)	32-898101365
19	MANIFOLD, Intake	879147T98	898103T53
20	SCREW KIT	10-16830A1
21	GASKET, Intake Manifold	27-898101291
22	GASKET	27-803508013	27-803508 5, 27-898101290
23	GASKET, Insulator	27-80350810
24	BOLT, (M6 x 16)	10-16832
25	BRACKET	803528
26	CABLE, Choke Link	898101293
27	COLLAR	23-804371001
28	SILENCER, Air	803526T
29	NUT	11-400212
30	COLLAR	23-952868
31	FLAME TRAP	803527
32	WASHER	12-16826
33	SCREW	10-898103229	10-898101292
34	BOLT	10-879194248	10-823042038
35	WASHER	12-161404
36	ROD, Choke	8M0155131
-	REPAIR KIT, Carburetor	8M0090764	855546A05
-	GASKET SET, Powerhead	27-898103A67

Clamp Bracket

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Clamp Bracket:

Position No.	Part Name	OEM Number	Supersedes
1	CLAMP BRACKET Comment: SN# 0R190771 & Below	3406-898103T69
1	CLAMP BRACKET Comment: SN# 0R190772 & Up	3406-889246T84
2	CLAMP SCREW ASSEMBLY	10-898103A66
3	PAD	12-95379
4	SCREW	10-898101337	10-95373
5	NUT, Nylon	11-95374
6	WASHER	12-95375
7	DISTANCE ROD	8M0055576	815091, 10-95376
8	NUT	11-400212
9	WASHER, Stainless Steel	12-16826
10	THRUST SUPPORTER	898101341
11	DAMPER	898101626	898101340
12	THRUST ROD	8150921
13	KNOB	815096
14	STOPPER, Tilt Comment: SN# 0R190771 & Below	815094001
14	TILT STOPPER Comment: SN# 0R190772 & Up	8M0058363	815094007 SN# 0R190772 & Up
15	O-RING Comment: SN# 0R190771 & Below	25-898101798
15	O-RING Comment: SN# 0R190772 & Up	25-161781
16	CAP, Swivel Bracket	3406-889246T63
17	STOPPER	898101633
18	PLATE	898101342
19	PIN	17-17033
20	SPRING	24-898101347
21	BOLT, Stainless Steel	10-879194305	10-16126 8
22	WASHER, Stainless Steel	12-16826
23	BUSHING	23-8M0057473	23-824966, 23-16202
24	THRUST PLATE	803582
25	SCREW	10-898103226	10-803509018
26	BUSHING	23-95381001
27	SCREW, Adjusting	10-162061
28	FRICTION PAD	952791
29	SPRING	24-953838
30	WASHER, Stainless Steel	12-16826
31	SWIVEL BRACKET	3406-889246T62

Cowling

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Cowling:

Position No.	Part Name	OEM Number	Supersedes
1	TOP COWL ASSEMBLY, Mercury Comment: SN# 0R399905 & Below	100-898103T78
1	TOP COWL ASSEMBLY, Black, no decals Comment: SN# 0R399906 & Up	100-8M0130974
1	TOP COWL ASSEMBLY, Mariner Comment: SN# 0R399905 & Below	100-898103T80
1	TOP COWL ASSEMBLY, Silver, no decals Comment: SN# 0R399906 & Up	100-8M0058617
2	SEAL, Cowl Comment: SN# 0R399905 & Below	26-898101348
2	SEAL Comment: SN# 0R399906 & Up	26-8M0072631
3	HANDLE, Tilt Mercury	898103T77
3	HANDLE, Tilt Mariner	898103T79
4	WASHER, Stainless Steel	12-16826
5	LOCKWASHER, (M6)	13-400256
6	NUT	11-400212
-	DECAL SET, Mercury 3.5 Comment: SN# 0R399905 & Below	37-816013A06	37-889246T14 SN# 0R399905 & Below
-	DECAL SET, Mercury 2.5 Comment: SN# 0R399905 & Below	37-896851A06	37-889246T12 SN# 0R399905 & Below
-	DECAL SET, Mercury 2 Comment: SN# 0R399905 & Below	37-816014A06
-	DECAL SET, Mercury, 2, 2.5, 3.5 Comment: SN# 0R399906 THRU 0R550755	37-8M0072620
-	DECAL SET, Mercury Top Cowl Comment: SN# 0R550756 & Up	37-8M0081455
-	DECAL, M-icon Comment: SN# 0R550756 & Up	37-8M0050645
-	DECAL SET, Mercury, Lower Cowl Comment: SN# 0R550756 & Up	37-8M0081456
-	DECAL, Horsepower 2 Comment: SN# 0R550756 & Up	37-8M0073668
-	DECAL, Horsepower 2.5 Comment: SN# 0R550756 & Up	37-8M0073669
-	DECAL, Horsepower 3.5 Comment: SN# 0R550756 & Up	37-8M0073670
-	DECAL SET, Mariner 3.5 Comment: SN# 0R399905 & Below	37-889246T15
-	DECAL SET, Mariner 2.5 Comment: SN# 0R399905 & Below	37-889246T13
-	DECAL SET, Mariner, 2.5-3.5 Comment: SN# 0R399906 & Up	37-8M0072621
7	BOTTOM COWL	100-8M0224582
8	NOT SOLD SEPARATE, Decal-Spark Plug	NSS
9	COWL LATCH ASSEMBLY Comment: SN# 0R318095 & Below	8M0063135	817015001, 896117A02, 8M0062099, 8M0056354, 8M0058368, 817015005 SN# 0R318095 & Below
9	COWL LATCH ASSEMBLY Comment: SN# 0R318096 THRU 0R399905	8M0063135	817015001, 896117A02, 8M0062099, 8M0056354, 8M0058368, 817015005 SN# 0R318096 THRU 0R399905
9	COWL LATCH ASSEMBLY Comment: SN# 0R399906 & Up	8M0063135	817015001, 896117A02, 8M0062099, 8M0056354, 8M0058368, 817015005 SN# 0R399906 & Up
10	COLLAR	23-952868
11	SCREW, (M6 x 16)	10-8248324
12	BOLT, (M6 x 16)	10-16832
13	WASHER	12-953921
14	COLLAR	23-9528611
15	DECAL, Fuel Lever Comment: SN# 0R550755 & Below	8M0089675
16	DECAL, Oil Lever	37-896851013
17	DECAL, Shift (N-R)	37-896851012	37-896851008
18	BUSHING	898101373
19	SAFETY ROPE	50-16230
20	DECAL, Notice This Side Up Comment: SN# 0R550755 & Below	37-8M0163794
21	TOOL KIT	91-803581
22	FLUSHING ATTACHMENT	16841Q02
-	DECAL, Start Procedure Comment: SN# 0R550755 & Below	37-896851014

Crankshaft, Piston and Connecting Rod

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Crankshaft, Piston and Connecting Rod:

Position No.	Part Name	OEM Number	Supersedes
1	CRANKSHAFT ASSEMBLY	400-8M0172725
2	BEARING, Ball	30-16049
3	THRUST PLATE	898101283
4	SEAL, Oil	26-898101285	26-803514
5	KEY	28-95229
6	CONNECTING ROD ASSEMBLY	600-8M0145825
7	BOLT	10-898101284
8	PIN, Piston Comment: SN# 0R184082 & Below	41-825713002	41-825713001 SN# 0R184082 & Below
8	PIN, Piston Comment: SN# 0R184083 & Up	41-825713002	41-825713001 SN# 0R184083 & Up
9	CLIP	53-16057
10	PISTON ASSEMBLY	713-898103A46
11	RING SET, Piston	39-803678T05	39-8M0080346, 39-898103A47
12	NOT SOLD SEPARATE, Piston Ring - Second	NSS
13	NOT SOLD SEPARATE, Oil Ring-Piston	NSS
-	SHORT BLOCK Comment: SN# 0R318095 & Below	898103T72
-	SHORT BLOCK Comment: SN# 0R318096 & Up	8M0147025
-	SHORT BLOCK Comment: EPA Models Only SN# 0R448033 & Up	8M0147025

Cylinder Block, All Models-Serial # 0R318095 and Below

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Cylinder Block, All Models-Serial # 0R318095 and Below:

Position No.	Part Name	OEM Number	Supersedes
1	CYLINDER BLOCK	803-898103T42
2	PIN, Dowel	17-16119
3	BOLT	10-850879001	10-810755010
4	BOLT	10-898101363
5	WASHER, Stainless Steel	12-16826
6	DECAL, Recommended Oil	37-8M0137390
7	COVER, Cylinder Head	898103T43
8	GASKET, Cylinder Head Cover	27-898101323
9	BOLT	10-166954
10	WASHER	12-953921
11	THERMOSTAT	8M0228409
12	CAP, Thermostat	898101278
13	GASKET, Thermostat Cap	27-898101279
14	CLAMP	54-803563005	54-803563 1
15	BOLT	10-879194264	10-823042 24
16	SPARK PLUG, NGK#DCPR6E	33-8M0204682
17	SLINGER	898101296
18	BRACKET, Throttle Cable	898101314
19	CLAMP	54-803563005	54-803563 1
20	BOLT, Stainless Steel	10-823042
21	HOSE, Breather	32-898101282
22	CLAMP	54-952245
23	COVER, Breather Chamber	898103T44
24	GASKET, Breather Chamber Cover	27-898101280
25	SCREW, (M6 x 16)	10-8248324
-	GASKET SET, Powerhead	27-898103A67
-	SHORT BLOCK Comment: SN# 0R318095 & Below	898103T72

Cylinder Block, All Models-Serial # 0R318096 Thru 0R448032

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Cylinder Block, All Models-Serial # 0R318096 Thru 0R448032:

Position No.	Part Name	OEM Number	Supersedes
1	CYLINDER BLOCK ASSEMBLY	803-815013T12
2	PIN, Dowel	17-16119
3	BOLT	10-850879001	10-810755010
4	BOLT	10-898101363
5	WASHER	12-16826
6	DECAL, Recommended Oil	37-8M0137390
7	COVER, Cylinder Head	898103T43
8	GASKET, Cylinder Head Cover	27-898101323
9	BOLT	10-166954
10	WASHER, Stainless Steel	12-953921
11	THERMOSTAT	8M0228409
12	CAP, Thermostat	898101278
13	GASKET, Thermostat Cap	27-898101279
14	CLAMP	54-803563005	54-803563 1
15	BOLT	10-879194264	10-823042 24
16	SPARK PLUG, NGK#DCPR6E	33-8M0204682
17	SLINGER	898101296
18	BRACKET, Throttle Cable	898101314
19	CLAMP	54-803563005	54-803563 1
20	BOLT	10-823042
21	HOSE, Breather	32-898101282
22	CLAMP	54-952245
23	COVER, Breather Chamber	898103T44
24	GASKET, Breather Chamber Cover	27-898101280
25	SCREW, (M6 x 16)	10-8248324
-	GASKET SET, Powerhead	27-898103A67
-	SHORT BLOCK Comment: SN# 0R318096 & Up	8M0147025

Cylinder Block, EPA Models-Serial # 0R448033 and Up

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Cylinder Block, EPA Models-Serial # 0R448033 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	CYLINDER BLOCK ASSEMBLY	803-815013T12
2	PIN, Dowel	17-16119
3	BOLT	10-850879001	10-810755010
4	BOLT	10-898101363
5	WASHER	12-16826
6	DECAL, Recommended Oil	37-8M0137390
7	COVER, Cylinder Head	898103T43
8	GASKET, Cylinder Head Cover	27-898101323
9	BOLT	10-166954
10	WASHER, Stainless Steel	12-953921
11	THERMOSTAT	8M0228409
12	CAP	8M0072278
13	GASKET, Thermostat Cap	27-898101279
14	CLAMP	54-803563005	54-803563 1
15	BOLT	10-879194264	10-823042 24
16	SPARK PLUG, NGK#DCPR6E	33-8M0204682
17	SLINGER	898101296
18	BRACKET, Throttle Cable	898101314
19	CLAMP	54-803563005	54-803563 1
20	BOLT	10-823042
21	HOSE, Breather	32-898101282
22	CLAMP	54-952245
23	COVER, Breather Chamber	898103T44
24	GASKET, Breather Chamber Cover	27-898101280
25	SCREW, (M6 x 16)	10-8248324
26	FUEL PUMP	8M0188385
27	BOLT	10-898101953
28	CLIP, Stainless Steel	54-95395
29	HOSE, Low Permeation, Fuel Shut Off to Pump	32-8M0072281
30	HOSE, Low Permeation, Pump to Carburetor	32-8M0072280
31	CLIP	54-8M0129429
-	GASKET SET, Powerhead	27-898103A67
-	SHORT BLOCK Comment: SN# 0R448033 & Up	8M0147025

Cylinder Block, Non-EPA Models-Serial # 0R448033 and Up

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Cylinder Block, Non-EPA Models-Serial # 0R448033 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	CYLINDER BLOCK ASSEMBLY	803-815013T12
2	PIN, Dowel	17-16119
3	BOLT	10-850879001	10-810755010
4	BOLT	10-898101363
5	WASHER	12-16826
6	DECAL, Recommended Oil	37-8M0137390
7	COVER, Cylinder Head	898103T43
8	GASKET, Cylinder Head Cover	27-898101323
9	BOLT	10-166954
10	WASHER, Stainless Steel	12-953921
11	THERMOSTAT	8M0228409
12	CAP, Thermostat	898101278
13	GASKET, Thermostat Cap	27-898101279
14	CLAMP	54-803563005	54-803563 1
15	BOLT	10-879194264	10-823042 24
16	SPARK PLUG, NGK#DCPR6E	33-8M0204682
17	SLINGER	898101296
18	BRACKET, Throttle Cable	898101314
19	CLAMP	54-803563005	54-803563 1
20	BOLT	10-823042
21	HOSE, Breather	32-898101282
22	CLAMP	54-952245
23	COVER, Breather Chamber	898103T44
24	GASKET, Breather Chamber Cover	27-898101280
25	SCREW, (M6 x 16)	10-8248324
-	GASKET SET, Powerhead	27-898103A67
-	SHORT BLOCK Comment: SN# 0R318096 & Up	8M0147025

Driveshaft Housing

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Driveshaft Housing:

Position No.	Part Name	OEM Number	Supersedes
1	HOUSING, Driveshaft - Short	1600-8M0173448
2	PLUG Comment: SN# 0R350682 & Below	19-803593
3	PIN, Dowel	17-16119
4	GASKET, Driveshaft Housing	27-898101328
5	BOLT	10-879194264	10-823042 24
6	FLUSH PLUG	19-879194296	19-803592, 19-16116
7	GASKET	27-95220
8	BRACKET, Steering	898103T65
9	BOLT	10-879194274	10-823042 12
10	HOSE, Rubber (50 mm)	32-898101355
11	GROMMET	25-16117
-	HOUSING KIT, Extension	8M0123423
12	STUD	16-8230441
13	STOPPER	898101367
14	BOLT	10-8230427
15	GROMMET	25-881305002
16	HOUSING, Extension	898103T63
17	BUSHING	23-898101329
18	BOLT	10-8M0123421
19	NUT	11-400212
20	PIN, Dowel	17-898101330
-	GASKET SET, Powerhead	27-898103A67
-	GASKET SET, Lower Unit	27-8M0082881	27-95220A 4

Flywheel Cup, Serial # 0R318095 and Below

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Flywheel Cup, Serial # 0R318095 and Below:

Position No.	Part Name	OEM Number	Supersedes
1	CUP, Flywheel	898101304
2	COVER, Flywheel	898103T59
3	COLLAR	23-898101305
4	NUT	11-95233
5	WASHER	12-898101307
6	IGNITER	898103T58
7	BOOT	85-803560001	85-803560
8	BOLT, (M6 x 20)	10-167051
9	BOLT, (M6 x 12)	10-8230427
10	SWITCH, Stop	87-823037A04	87-823037A 1, 87-898101306
11	LANYARD	823054

Flywheel Cup, Serial # 0R318096 and Up

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Flywheel Cup, Serial # 0R318096 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	FLYWHEEL	812644T01
2	COVER, Flywheel	898103T59
3	COLLAR	23-898101305
4	NUT	11-95233
5	WASHER	12-898101307
6	IGNITER, With Cap	803559T08
7	BOOT	85-803560001	85-803560
8	BOLT, (M6 x 20)	10-167051
9	SWITCH ASSEMBLY, Stop - Lanyard	87-823037A06
10	LANYARD	823054
11	BOLT	10-898103117

Fuel Tank, All Models-Serial # 0R318095 and Below

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Fuel Tank, All Models-Serial # 0R318095 and Below:

Position No.	Part Name	OEM Number	Supersedes
1	TANK ASSEMBLY, Fuel	1265-8M0055353	1265-889246T43
2	COVER	898103197	898101339
3	SPACER	23-853826003
4	WASHER	12-953921
5	BOLT	10-8M0204707
6	SEAL	26-8M0055355	26-898101349
7	DECAL, Caution	37-898101372
8	CAP ASSEMBLY, Fuel	36-8M0058610	36-878352A 2
9	GASKET	27-878353
10	HOOK	851845	851845002
11	HOSE, Fuel	32-898101352
12	CLIP	54-8M0129429
13	FUEL COCK ASSEMBLY	22-16240
14	TUBE	32-16242001
15	ROD, Fuel Cock	898101350
16	RUBBER	16244
17	KNOB	16243
18	CLIP	54-803525002
19	HOSE, Fuel	32-898101351
20	TUBE, Spiral	32-895108005
21	CLAMP	54-803563005	54-803563 1

Fuel Tank, All Models-Serial # 0R318096 Thru 0R448032

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Fuel Tank, All Models-Serial # 0R318096 Thru 0R448032:

Position No.	Part Name	OEM Number	Supersedes
1	TANK ASSEMBLY, Fuel	1265-8M0055353	1265-889246T43
2	COVER	898103197	898101339
3	SPACER	23-853826003
4	WASHER, Stainless Steel	12-953921
5	BOLT	10-8M0204707
6	SEAL	26-8M0055355	26-898101349
7	DECAL, Caution	37-898101372
8	CAP ASSEMBLY, Fuel	36-8M0058610	36-878352A 2
9	GASKET	27-878353
10	HOOK	851845	851845002
11	HOSE, Fuel	32-898103221
12	CLIP	54-8M0129429
13	FUEL COCK ASSEMBLY	22-16240
14	RUBBER	16244
15	O-RING	25-161811
16	KNOB, Fuel Cock	898103220
17	CLIP	54-803525002
18	HOSE, Fuel	32-898103222

Fuel Tank, EPA Models-Serial # 0R448033 and Up

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Fuel Tank, EPA Models-Serial # 0R448033 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	TANK ASSEMBLY, Fuel Comment: SN# OR475060 & Below	1265-8M0055353	1265-889246T43 SN# OR475060 & Below
1	TANK ASSEMBLY, Fuel Comment: SN# OR475061 & Up	1265-8M0076577
2	COVER	898103197	898101339
3	SPACER	23-853826003
4	WASHER, Stainless Steel	12-953921
5	BOLT	10-8M0204707
6	SEAL	26-8M0055355	26-898101349
7	DECAL, Caution	37-898101372
8	CAP ASSEMBLY	1200-8M0072276
9	GASKET	27-878353
10	HOOK	851845	851845002
11	HOSE, Low Permeation, To Fuel Pump	32-8M0072281
12	CLIP	54-8M0129429
13	FUEL COCK ASSEMBLY	22-16240
14	RUBBER	16244
15	O-RING	25-161811
16	KNOB, Fuel Cock	898103220
17	CLIP	54-803525002
18	HOSE, Fuel	32-898103222
19	CLIP, Stainless Steel	54-95395

Fuel Tank, Non-EPA Models-Serial # 0R448033 and Up

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Fuel Tank, Non-EPA Models-Serial # 0R448033 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	TANK ASSEMBLY, Fuel	1265-8M0055353	1265-889246T43
2	COVER	898103197	898101339
3	SPACER	23-853826003
4	WASHER, Stainless Steel	12-953921
5	BOLT	10-8M0204707
6	SEAL	26-8M0055355	26-898101349
7	DECAL, Caution	37-898101372
8	CAP ASSEMBLY, Fuel	36-8M0058610	36-878352A 2
9	GASKET	27-878353
10	HOOK	851845	851845002
11	HOSE, Fuel	32-898103221
12	CLIP	54-8M0129429
13	FUEL COCK ASSEMBLY	22-16240
14	RUBBER	16244
15	O-RING	25-161811
16	KNOB, Fuel Cock	898103220
17	CLIP	54-803525002
18	HOSE, Fuel	32-898103222

Gear Housing Assembly, Driveshaft

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Gear Housing Assembly, Driveshaft:

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, Complete - Short	1600-8M0122309
-	GEAR HOUSING ASSEMBLY, Complete - Long	1600-8M0122310
1	GEAR HOUSING ASSEMBLY, Basic	1600-8M0116852
2	BEARING, Ball	30-95342
3	PLUG	22-8M0229353
4	GASKET	27-95220
5	ANODE	97-823913Q	823913, 95271
6	BOLT, (M6 x 16)	10-16832
7	GEAR	43-16138
8	SPACER	23-8104711
9	DRIVESHAFT, Short	45-823048002	45-898101369
9	DRIVESHAFT, Long	45-8M0227907
10	BEARING, Ball	30-95342
11	KEY	28-16155
12	HOUSING ASSEMBLY, Lower Water Pump	16161A01
13	SEAL, Oil	26-161621
14	GASKET, Water Pump Housing - Lower	27-898101333	27-16164 2
15	PIN, Roll - Stainless Steel	17-9521811
16	GASKET	27-161603
17	PLATE, Water Pump Guide	898101371
18	GASKET, Water Pump Housing - Upper	27-898101331	27-16158 8
19	IMPELLER	47-8M0204676
20	HOUSING ASSEMBLY, Upper Water Pump	16156A01
21	LINER	161571
22	BOLT	10-8M0063198	10-16125 1
23	LOCKWASHER, (M6)	13-400256
24	WASHER, Stainless Steel	12-16826
25	GROMMET	25-953611
26	TUBE, Water - Short	32-898101334
26	TUBE, Water - Long	32-898101335
27	GROMMET	25-898101336
28	BOLT	10-8M0123421
-	GASKET SET, Lower Unit	27-8M0082881	27-95220A 4
-	REPAIR KIT, Water Impeller	889246A16

Gear Housing Assembly, Propeller Shaft

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Gear Housing Assembly, Propeller Shaft:

Position No.	Part Name	OEM Number	Supersedes
-	GEAR HOUSING ASSEMBLY, Complete - Short	1600-8M0122309
-	GEAR HOUSING ASSEMBLY, Complete - Long	1600-8M0122310
1	GEAR HOUSING ASSEMBLY, Basic	1600-8M0116852
2	BEARING, Ball	30-16128
3	SHIM, (0.1)	15-16141
3	SHIM, (0.15)	15-813277
4	GEAR	43-812944	43-16137
5	PUSH ROD	823050
6	SPRING	24-176671
7	CLUTCH	52-823049
8	PROPELLER SHAFT	44-952911
9	CARRIER ASSEMBLY, Bearing	898103T81
10	HOUSING	825116
11	BEARING, Ball	30-95344
12	SEAL, Oil	26-95348
13	O-RING	25-16131
14	BOLT, (M6 x 20)	10-167051
15	SHEAR PIN, Stainless Steel	17-815111Q02	17-815111002, 17-815111, 17-95372, 17-815111 1, 17-815111Q, 17-815111Q01
15	SHEAR PIN Comment: Saltwater Application	17-815111Q02	17-815111002, 17-815111, 17-95372, 17-815111 1, 17-815111Q, 17-815111Q01 Saltwater Application
16	PROPELLER, Plastic (3 x 7.4 x 7)	48-815083A02	48-815083 1
16	PROPELLER, Aluminum (3 x 7.4 x 7)	48-815084A02	48-815084 1
16	PROPELLER, (3 x 7.4 x 5.7)(Plastic)	48-815083A01	48-815083, 48-95294 1
17	COTTER PIN	18-95295
-	GASKET SET, Lower Unit	27-8M0082881	27-95220A 4

Oil Pan, Serial # 0R318095 and Below

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Oil Pan, Serial # 0R318095 and Below:

Position No.	Part Name	OEM Number	Supersedes
1	PAN, Oil	898103T54
2	DIPSTICK	898101294
3	PIN, Dowel	17-16119
4	BOLT	10-803509021	10-803509 6
5	WASHER	12-8035161
6	BOLT	10-850879001	10-810755010
7	SEAL, Oil	26-898101285	26-803514
8	O-RING	25-825057003
9	SEAL, Oil	26-898101298
10	HEAD, Crankcase	898103T55
11	BOLT, (M6 x 20)	10-167051
12	GASKET, Oil Pan	27-898101297
13	CAP ASSEMBLY, Oil Filler	36-8M0135589
14	O-RING	25-803513007
15	BOLT, (M6 x 20)	10-167051
16	HOSE, (90 mm) Rubber	32-898101281
17	CLIP, Stainless Steel	54-95395
18	BRACKET, Starter	898101299
19	DAMPER, Rubber	898101300
20	COLLAR	23-952868
-	GASKET SET, Powerhead	27-898103A67
-	SHORT BLOCK	898103T72

Oil Pan, Serial # 0R318096 and Up

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Oil Pan, Serial # 0R318096 and Up:

Position No.	Part Name	OEM Number	Supersedes
1	PAN, Oil	898103T54
2	DIPSTICK	898101294
3	PIN, Dowel	17-16119
4	BOLT	10-803509021	10-803509 6
5	WASHER	12-8035161
6	BOLT	10-850879001	10-810755010
7	SEAL, Oil	26-898101285	26-803514
8	O-RING	25-825057003
9	SEAL, Oil	26-898101298
10	HEAD, Crankcase	898103T55
11	BOLT, (M6 x 20)	10-167051
12	GASKET, Oil Pan	27-898101297
13	CAP ASSEMBLY, Oil Filler	36-8M0135589
14	O-RING	25-803513007
15	BOLT, (M6 x 20)	10-167051
16	HOSE, (90 mm) Rubber	32-898101281
17	CLIP, Stainless Steel	54-95395
18	BRACKET	898103219
19	COLLAR	23-952868
-	GASKET SET, Powerhead	27-898103A67
-	SHORT BLOCK	8M0147025

Powerhead Gasket Set Components

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Powerhead Gasket Set Components:

Position No.	Part Name	OEM Number	Supersedes
-	GASKET SET, Powerhead	27-898103A67
-	GASKET, Cylinder Head Cover	27-898101323
-	GASKET, Thermostat Cap	27-898101279
-	GASKET, Breather Chamber Cover	27-898101280
-	SEAL, Oil	26-898101285	26-803514
-	O-RING, Rubber	25-8035131
-	GASKET, Carburetor	27-803508013	27-803508 5, 27-898101290
-	GASKET, Intake Manifold	27-898101291
-	GASKET, Oil Pan	27-898101297
-	O-RING	25-803513007
-	SEAL, Oil	26-898101298
-	O-RING	25-825057003
-	GASKET, Driveshaft Housing	27-898101328

Recoil Starter

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Recoil Starter:

Position No.	Part Name	OEM Number	Supersedes
1	STARTER ASSEMBLY, Recoil	898103T61
2	SPRING	24-898101316
3	REEL	898101317
4	RATCHET	898101318
5	SPRING, Return	24-898101319
6	PLATE, Friction	898101320
7	SCREW	10-898101321
8	SPRING, Friction	24-898101322
9	ROPE	50-8M0110703	50-850057K01
10	HANDLE, Starter	898101324
11	ANCHOR, Rope	898101325
12	PLATE, Rope Anchor	898101366
13	SEAL, Starter	8M0138706
14	SCREW	10-898101327
15	WASHER	12-953921
16	CLAMP	54-803563005	54-803563 1
-	DECAL, Interferance	37-898103193

Service/Support Material

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Service/Support Material:

Position No.	Part Name	OEM Number	Supersedes
-	PARTS MANUAL, 2/2.5/3.5 4-Stroke	90-898101374
-	SERVICE MANUAL, 2/2.5/3.5 HP 4-Stroke, English	90-899925001
-	LITERATURE ASSEMBLY	879147A25
-	SHEAR PIN KIT, Brass	17-815111Q02	17-815111002, 17-815111, 17-95372, 17-815111 1, 17-815111Q, 17-815111Q01
-	SAFETY ROPE	50-16230
-	FLUSHING KIT	16841Q02
-	LANYARD	823054
-	COTTER PIN	18-95295
-	OPERATION MANUAL Comment: SN# 0R270499 & Below	90-10251060
-	OPERATION MANUAL Comment: SN# 0R270500 & Up	90-10251091
-	OPERATION MANUAL Comment: EPA Regulated (USA Only) SN# 0R448032 & Below	90-8M0165089
-	SERVICE MANUAL, FourStroke 2.5/3.5 Comment: EPA Regulated (USA Only) SN# 0R448033 & Up	90-8M0065421
-	DECAL, EPA Label Information Comment: (2007)	37-898103A99
-	DECAL, EPA Label Information Comment: (2008)	37-804652A08
-	NOT SOLD SEPARATE, DECAL, EPA (2009 & Up) Comment: (Contact Mercury Marine Warranty Administration for Replacement-Service Bulletin 2009-18)	NSS

Shift Linkage

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Shift Linkage:

Position No.	Part Name	OEM Number	Supersedes
1	LEVER, Shift	898101343
2	SPRING	24-813028	24-16183
3	STOPPER	30-812937	30-16182
4	WASHER	12-895168
5	O-RING	25-168231
6	LEVER, Shift Rod	898101345
7	SCREW	10-898101354	10-95396 2
8	SHIFT ROD	898101344
9	WASHER, Stainless Steel	12-16826
10	COTTER PIN	18-8150261
11	JOINT	16190
12	SCREW, (M6 x 16)	10-8248324
13	O-RING, Component of Complete Gear Housing	25-161771
14	BUSHING	23-161761
15	O-RING, Component of Complete Gear Housing	25-161781
16	CAM ROD, Component of Complete Gear Housing Comment: Short	161731
16	CAM ROD, Component of Long Extension Kit Comment: Long	161741
17	CLUTCH CAM, Component of Complete Gear Housing	161721
18	PIN, Component of Complete Gear Housing - Component of Long Extension Kit	17-161791
-	GASKET SET, Lower Unit	27-8M0082881	27-95220A 4

Tiller Handle

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Tiller Handle:

Position No.	Part Name	OEM Number	Supersedes
-	TILLER HANDLE KIT	8M0123135
1	TILLER HANDLE	803996T07	889246T70, 898103T60
2	GRIP	853775003
3	SHAFT, Rubber	803569
4	BUSHING	23-898101309
5	SCREW	10-898101310
6	BRACKET	16338
7	SCREW	10-879194329	10-895143002
8	FRICTION PIECE	898101311
9	NUT	8M0051383	11-892776
10	SPRING, Stainless Steel	24-8M0051384	24-892777
11	BOLT	10-8M0204707
12	SHAFT, Throttle	898101313
13	DECAL, Throttle	37-824200005
14	BUSHING	23-16083002
15	COVER	898101308
16	BOLT, (M6 x 16)	10-16832
17	CABLE, Throttle	898101312
18	SLEEVE	23-8797051
19	DRUM, Throttle	803571
20	OPENER, Throttle	803572
21	COLLAR	23-803573
22	BOLT	10-16201
23	WASHER	12-953921
24	ROD, Throttle	898101315
25	BUSHING	23-16083004

Tools

Below is the parts list for Mercury 3.5 (4-STROKE) Carb Tools:

Position No.	Part Name	OEM Number
-	PULLER KIT, Bearing	91-31229A7
-	DRIVER HEAD TOOL	91-37312T
-	DRIVER ROD TOOL, Needle Bearings	91-37323
-	INSTALLER TOOL, Bearing	91-38628T
-	NOT SOLD SEPARATE, Collet Jaws (SNAP ON #CG40-9)	NSS
-	NOT SOLD SEPARATE, Collet Jaws (SNAP ON #CG41-13)	NSS
-	NOT SOLD SEPARATE, Expanding Rod (SNAP ON #CG40-4)	NSS
-	NOT SOLD SEPARATE, Expanding Rod (SNAP ON #CG41-11)	NSS
-	HOLDER TOOL, Flywheel	91-8M0161873
-	FLYWHEEL PULLER	91-83164M
-	TOOL, Flywheel Puller Comment: 2 Horsepower	91-804761001
-	WASHER	12-37429
-	EXPANDER TOOL, Piston Ring	91-24697
-	GAUGE TOOL	91-29287
-	PULLER ASSEMBLY, Slide Hammer	91-34569A1
-	TESTER, Eight Chamber	91-850439T1
-	GAP TOOL, Single Chamber	91-63998A1
-	TORQUE WRENCH, (0-150 lb-in)	91-66274
-	PULLER PLATE	91-37241

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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.