Parts for 8, W8 (w / Marathon) 2-Stroke Carbureted Mercury Outboard Motor Crankshaft & Piston
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Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 9380M | CRANKSHAFT (1 required per assembly) |
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463-9380M - Crankshaft,NLA [ More info ] Unavailable |
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| #2 | 18859T | BEARING (2 required per assembly) — Replaces: 82299M, 18859M |
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30-18859T - Ball Bearing, NLA [ More info ] Unavailable |
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| #3 | 8224M | PISTON (STD) (2 required per assembly) |
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761-8224M - Piston, NLA [ More info ] Unavailable |
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| #3 | 8225M | PISTON (1ST O.S. 51.25MM) (AR required per assembly) |
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761-8225M - Piston, NLA [ More info ] Unavailable |
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| #3 | 8226M | PISTON (2ND O.S. 51.50MM) (AR required per assembly) |
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761-8226M - Piston, NLA [ More info ] Unavailable |
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| #4 | 82350M | BEARING NEEDLE (56 required per assembly) |
| #5 | 81816M | WASHER (4 required per assembly) |
| #6 | 80422T | RING SET PISTON (STD) (2 required per assembly) — Replaces: 80422M |
| #6 | 80423T | RING SET PISTON (1ST O.S. 51.25MM) (2 required per assembly) — Replaces: 80423M |
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39-80423T - Rings, NLA [ More info ] Unavailable |
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| #6 | 80424M | RING SET PISTON (2ND O.S. 51.50MM) (2 required per assembly) |
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39-80424M - Rings, NLA [ More info ] Unavailable |
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| #7 | 80005M | PIN PISTON PISTON (2 required per assembly) — Replaces: 95601M |
| #8 | 82342M | CLIP PISTON PIN (4 required per assembly) |
| #9 | 83246M | HOUSING OIL SEAL UPPER (1 required per assembly) |
| #10 | 82276M | O RING (1 required per assembly) |
| #11 | 14195M | SEAL OIL UPPER [M-059525/ML-387112/MUL-702821] & Up (1 required per assembly) |
| #11 | 18843M | SEAL OIL UPPER [M-059524/ML-387111/MUL-702820] & Below (1 required per assembly) — Replaces: 94663M, 18941M |
| #12 | 82423M | BOLT @5 (4 required per assembly) |
| #13 | 82214M | WASHER @5 (4 required per assembly) |
| #14 | 814493M | HOUSING OIL SEAL LOWER (1 required per assembly) — Replaces: 94661M |
| #15 | 94662M | SEAL (1 required per assembly) |
| #16 | 95602M | O RING (1 required per assembly) |
| #17 | 82165M | SEAL (1 required per assembly) |
| #18 | 18843M | SEAL OIL LOWER (1 required per assembly) — Replaces: 94663M, 18941M |
| #19 | 81841M | SPACER (1 required per assembly) |
| #20 | 826957M | BOLT (2 required per assembly) — Replaces: 91725M |
| #21 | 82214M | WASHER @5 (2 required per assembly) |
| #22 | 893761 | KEY FLYWHEEL (1 required per assembly) — Replaces: 81913M, 18856M |




