Parts for Mercury Marine 55 HP (3 Cylinder) Crankshaft, Pistons & Connecting Rods
View diagram and parts list below.
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 | 2411-827954T 2 | CRANKSHAFT ASSEMBLY (1 required per assembly) |
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#2 | 43-43019A 2 | GEAR ASSEMBLY (1 required per assembly) |
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#3 | 30-63742T | BEARING, Ball (1 required per assembly) |
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30-63742T - Ball Bearing [ More info ]
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#4 | 53-812877 | RING, Retaining (1 required per assembly) |
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#5 | 28-91800 | KEY, Woodruff (2 required per assembly) |
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#6 | 31-818889A 1 | BEARING ASSEMBLY, Roller (1 required per assembly) (Top) |
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31-818889A 1 - Bearing Kit [ More info ]
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#7 | 26-817397 1 | SEAL, Oil (1 required per assembly) |
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#8 | 827955A 2 | BEARING ASSEMBLY (2 required per assembly) |
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#9 | NSS | NOT SOLD SEPARATE, Roller (56 required per assembly) |
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NSS - NOT SOLD SEPARATE O [ More info ] Unavailable |
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#11 | 705-850026T 1 | PISTON ASSEMBLY (3 required per assembly) (Standard) |
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#11 | 705-850026T 2 | PISTON (3 required per assembly) (.015 O.S.) |
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#12 | 53-857196 | LOCK RING (6 required per assembly) |
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#13 | 39-831255A 6 | RING SET, Piston (3 required per assembly) (Standard) |
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#13 | 39-821695A 6 | RING SET, Piston (3 required per assembly) (.015 O.S.) |
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#15 | 640-9612A 6 | CONNECTING ROD ASSEMBLY (3 required per assembly) |
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#16 | 12-812876 | WASHER (6 required per assembly) |
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#17 | 29-47270 | BEARING (87 required per assembly) |
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29-47270 - BEARING [ More info ] Unavailable |
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#18 | 10-91012 | SCREW, (.250-28 Special) (6 required per assembly) |
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#19 | 31-17514A 1 | BEARING KIT (6 required per assembly) |
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#- | 852071T97 | POWERHEAD ASSEMBLY (1 required per assembly) |
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