Parts for Mercury Marine 50 HP Bigfoot (4-Stroke) Crankshaft / Pistons & Connecting Rods
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 2406-831279A 1 | CRANKSHAFT (1 required per assembly) Non Bigfoot |
  |
|
2406-831279A 1 - CrankShaft Assembly [ More info ]
|
| #1 | 2406-831279A 2 | CRANKSHAFT (1 required per assembly) Bigfoot |
 |
|
2406-831279A 2 - CRANKSHAFT O NLA [ More info ] Unavailable |
| #2 | 26-825027 | SEAL (1 required per assembly) |
|
|
26-825027 - 26-825027 - SEAL O [ More info ] Unavailable Replaced by 26-893949 |
|
|
26-893949 - Oil Seal [ More info ]
|
| #3 | 26-832013 | SEAL (1 required per assembly) |
|
|
26-832013 - SEAL [ More info ]
|
|
|
26-893948 - Oil Seal [ More info ]
|
| #4 | 650-825018T 1 | CONNECTING ROD (4 required per assembly) |
|
|
650-825018T 1 - 650-825018T 1 - CONNECTING ROD O [ More info ] Unavailable Replaced by 662-856065T |
|
|
662-856065T - 662-856065T - CONNECTING ROD O [ More info ] Unavailable Replaced by 662-856065T 1 |
|
|
662-856065T 1 - 662-856065T 1 - CONNECTING ROD O [ More info ] Unavailable Replaced by 600-893530T01 |
  |
|
600-893530T01 - Connecting Rod As [ More info ]
|
| #5 | 10-825019 | BOLT (8 required per assembly) |
|
|
10-825019 - BOLT O [ More info ] Unavailable |
| #6 | 23-825021 | BEARING, Brown (8 required per assembly) |
|
|
23-825021 - 23-825021 - BEARING Brown O [ More info ] Unavailable Replaced by 23-893630 |
|
|
23-893630 - Bearing [ More info ]
|
| #6 | 23-825021 1 | BEARING, Black (8 required per assembly) |
|
|
23-825021 1 - Bearing [ More info ]
|
|
|
23-893630001 - Bearing [ More info ]
|
| #6 | 23-825021 2 | BEARING, Blue (8 required per assembly) |
|
|
23-825021 2 - 23-825021 2 - BEARING Blue O [ More info ] Unavailable Replaced by 23-893630002 |
|
|
23-893630002 - Bearing [ More info ]
|
| #7 | 2715-825011A 1 | PISTON ASSEMBLY (4 required per assembly) Standard |
|
|
2715-825011A 1 - PISTON ASSEMBLY O NLA [ More info ] Unavailable |
| #7 | 2715-825011A 2 | PISTON ASSEMBLY (4 required per assembly) .5MM Oversize |
|
|
2715-825011A 2 - PISTON ASSEMBLY O NLA [ More info ] Unavailable |
| #8 | 39-825012A 1 | RING SET, Piston, Top (4 required per assembly) Standard |
|
|
39-825012A 1 - RING SET Piston O [ More info ] Unavailable |
| #8 | 39-825012 1 | RING, Piston, Top (4 required per assembly) .5 MM Oversize |
|
|
39-825012 1 - Rings - .5MM Oversize [ More info ]
|
| #9 | NSS | NOT SOLD SEPARATE, Piston Ring - Second (4 required per assembly) |
|
|
NSS - NOT SOLD SEPARATE O [ More info ] Unavailable |
| #10 | 39-825015 | RING, Oil (4 required per assembly) |
|
|
39-825015 - RING Oil O NLA [ More info ] Unavailable |
| #11 | 41-825016 | PIN, Piston (4 required per assembly) |
|
|
41-825016 - 41-825016 - PIN Piston O [ More info ] Unavailable Replaced by 41-893863 |
  |
|
41-893863 - Piston Pin [ More info ]
|
| #12 | 40-825017 | RETAINER (8 required per assembly) |
|
|
40-825017 - Retainer [ More info ]
|
| #- | 61-822775T97 | POWERHEAD ASSEMBLY (1 required per assembly) |
|
|
61-822775T97 - POWERHEAD ASSEMBL O NLA [ More info ] Unavailable |
| #- | 61-822775T98 | POWERHEAD ASSEMBLY, Bigfoot (1 required per assembly) |
|
|
61-822775T98 - Powerhead 40/50 4CYL 4S [ More info ]
|
| #- | 27-832013A96 | GASKET SET (1 required per assembly) |
  |
|
27-832013A96 - Gasket Set [ More info ]
|
