Parts for MerCruiser 3.0L GM 181 I / L4 1990-1994 Crankshaft, Camshaft, Water Pump
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Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 | 424-3864 | CAMSHAFT (1 required per assembly) |
#2 | 28-34466 | KEY (1 required per assembly) |
#3 | 23-34469 | BEARING (1 required per assembly) |
#4 | 43-58283 | GEAR (1 required per assembly) |
43-58283 - Timing Gear [ More info ] Unavailable |
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43-46745 - Timing Gear [ More info ] Unavailable |
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#5 | 10-35366 | SCREW, (.250-20 x .563) (2 required per assembly) |
10-8M0040582 - Dipstick Tube MT Screw - Priced Individually [ More info ] |
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#6 | 72638 | LIFTER (8 required per assembly) |
72638 - Hydraulic Lifter [ More info ] Unavailable |
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#7 | 814755 | PUMP ASSEMBLY, Water (1 required per assembly) |
814755 - Water Pump [ More info ] Unavailable |
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880817 - Water Pump [ More info ] Unavailable |
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884727 - Water Pump Assembly [ More info ] Unavailable |
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46-8M0113733 - Circulating Pump, 4 Cylinder and Inline 6 Cylinder [ More info ] |
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#8 | 27-810848 | GASKET, Water Pump (1 required per assembly) |
27-810848 - Circulating Pump Gasket [ More info ] Unavailable |
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#9 | 10-34471 | SCREW, (.312-18 x 1.500) (2 required per assembly) |
#10 | 10-34505 | SCREW, (.312-18 x .875) (2 required per assembly) |
#11 | 52349 | PULLEY (1 required per assembly) (1 Groove) |
#11 | 73483T | PULLEY (1 required per assembly) (3 Groove) |
#12 | 10-47277 | SCREW, (.312-24 x .750) (4 required per assembly) |
#13 | 13-39107 | LOCKWASHER, (.312-24) (4 required per assembly) |
#14 | 57-64032A 1 | V BELT (1 required per assembly) (Use with 1 Groove Pulley) |
57-64032A 1 - V-Belt [ More info ] Unavailable |
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#14 | 57-69143T | V BELT (1 required per assembly) (Use With Three Groove Pulley) |
57-69143T - V-Belt [ More info ] Unavailable |
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#15 | 613-3817 | CONNECTING ROD ASSEMBLY (4 required per assembly) |
613-3817 - Connecting Rod [ More info ] Unavailable |
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613-3817T - Connecting Rod Assembly [ More info ] Unavailable |
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#16 | 10-52269 | BOLT (8 required per assembly) |
#17 | 11-37493 | NUT, (.375-24) (8 required per assembly) |
#18 | 23-85701 | BEARING (4 required per assembly) (Pair - Standard) |
#18 | 23-85702 | BEARING (AR required per assembly) (Pair - .001 USA) |
#18 | 23-85703 | BEARING (AR required per assembly) (Pair - .002 USA) |
#18 | 23-85704 | BEARING (AR required per assembly) (Pair - .010 USA) |
#18 | 23-85705 | BEARING (AR required per assembly) (Pair - .020 USA) |
#19 | 423-810842 | CRANKSHAFT (1 required per assembly) |
423-810842 - Crankshaft [ More info ] Unavailable |
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423-810842T - REF MCM SB 03-13,NLA [ More info ] Unavailable |
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#21 | 43-46743 | TIMING GEAR (1 required per assembly) |
43-46743 - Timing Gear [ More info ] Unavailable |
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#22 | 55045 | BALANCER, Harmonic (1 required per assembly) |
55045 - Balancer [ More info ] Unavailable |
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55045T - Balancer [ More info ] Unavailable |
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#23 | 220-810843 | FLYWHEEL (1 required per assembly) SN# 0A000000 THRU 0D831100 |
220-810843 - Flywheel [ More info ] Unavailable |
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220-801873 - Flywheel [ More info ] Unavailable |
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2008M0084188 - Flywheel [ More info ] Unavailable |
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#23 | 220-801873 | FLYWHEEL (1 required per assembly) SN# 0D831101 THRU 0Z999999 |
#24 | 12632A 3 | COUPLING ASSEMBLY, Engine (1 required per assembly) SN# 0A000000 THRU 0F000000 |
12632A 3 - Coupling [ More info ] Unavailable |
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#25 | 26901 | BUMPER, Rubber (3 required per assembly) SN# 0A000000 THRU 0F000000 |
26901 - Bumper [ More info ] Unavailable |
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#26 | 10-14883 | SCREW, (.375-16 x 1.12) (3 required per assembly) SN# 0A000000 THRU 0F000000 |
10-8M0204643 - SCREW [ More info ] Unavailable |
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#27 | 12-20572 | WASHER, (.390 x .750 x .093) (3 required per assembly) SN# 0A000000 THRU 0F000000 |
#24 | 12632A 6 | COUPLING ASSEMBLY, Engine (1 required per assembly) SN# 0F000001 THRU 0Z999999 |
#28 | 22-74036 | FITTING, Grease (1 required per assembly) SN# 0F000001 THRU 0Z999999 |
228M0169589 - FITTING Note: Priced Individually [ More info ] |
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#29 | 13-39131 | LOCKWASHER, (.437) (6 required per assembly) |
#30 | 10-49845 | SCREW, (.437-20 x 1.00) (6 required per assembly) |
10-845757 - Screw [ More info ] Unavailable |
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