Parts for Mercury Marine 25 HP (2 Cylinder) Crankshaft, Pistons & Flywheel
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Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
# | 804946T02 | POWERHEAD ASSEMBLY (1 required per assembly) |
804946T02 - Powerhead 25 2ST, NLA [ More info ] Unavailable |
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# | 27-41499A88 | GASKET SET (1 required per assembly) |
#1 | 10-97359A 1 | SCREW ASSEMBLY (1 required per assembly) |
#1 | 10-40001248 | SCREW, (M12 x 25) (1 required per assembly) |
#2 | 21-86496 | WASHER (1 required per assembly) |
#3 | 258-859232T10 | FLYWHEEL (Non-Commercial) |
258-859232T10 - Flywheel [ More info ] Unavailable |
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#3 | 258-818354T10 | FLYWHEEL (1 required per assembly) (Commercial) |
258-818354T10 - Flywheel [ More info ] Unavailable |
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#6 | 43-99301 | RING GEAR (1 required per assembly) (Electric) |
#7 | 10-881903 13 | SCREW, (M5 x 13) (4 required per assembly) (Electric) |
#8 | 26-85974 1 | SEAL, Oil (1 required per assembly) |
26-85974 1 - Seal [ More info ] Unavailable |
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#9 | 31-85114T | BEARING, Roller - Upper (1 required per assembly) |
#10 | 28-20094 | KEY, Woodruff (1 required per assembly) |
#11 | 464-8978T 2 | CRANKSHAFT ASSEMBLY (1 required per assembly) |
#12 | 822445A 1 | WEAR SLEEVE (1 required per assembly) |
#14 | 26-85107 | SEAL, Oil, Lower (1 required per assembly) |
#15 | 31-85113T | BEARING, Roller - Lower (1 required per assembly) |
#16 | 630-8835A 4 | CONNECTING ROD ASSEMBLY (2 required per assembly) |
#17 | 10-91012 | SCREW, (.250-28 Special) (4 required per assembly) |
10-91012 - Screw - Special - Priced Individually [ More info ] Unavailable |
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#18 | 31-879877A 1 | BEARING ASSEMBLY, Roller (2 required per assembly) |
#20 | 29-98295 | BEARING, Needle (54 required per assembly) |
#21 | 42025 | BEARING (4 required per assembly) |
42025 - Thrust Bearing [ More info ] Unavailable |
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#22 | 767-879878T 5 | PISTON ASSEMBLY (2 required per assembly) (Standard) |
#22 | 767-9104T19 | PISTON ASSEMBLY (2 required per assembly) (Seapro/Marathon-Chrome Bore) |
767-9104T19 - Piston Assembly [ More info ] Unavailable |
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#22 | 767-879878A 6 | PISTON ASSEMBLY (2 required per assembly) (.030 Oversize) |
#23 | 40-828119 | LOCK RING, Piston Pin (4 required per assembly) |
#24 | 39-827491A12 | RING SET, Piston (1 required per assembly) (Standard) |
39-827491A12 - Piston Rings - 12 Rings in this set [ More info ] |
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#24 | 39-18652A 2 | RING SET, Piston (1 required per assembly) (.030 Oversize) |
#26 | 86992A 5 | BEARING ASSEMBLY, Center Main (1 required per assembly) |
86992A 5 - Bearing - Center/Main [ More info ] Unavailable |
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#33 | NSS | NOT SOLD SEPARATE, Thrust Washer (1 required per assembly) |
NSS - NOT SOLD SEPARATE [ More info ] Unavailable |