Buy Johnson parts database
Crankshaft & Piston
(1985) - J25RCOS
Parts Diagram | ## | Part # | Description | Qty | Notes |
| 1 | 0392621 | Piston, standard | 2 | |
2 | 0385807 | Ring set, standard | 2 | |
1a | 0396576 | Piston, 030 o. s. includes piston rings | 2 | |
2a | 0385809 | Ring set, 030 o. s | 2 | |
3 | 0320954 | Wrist pin | 2 | |
4 | 0317831 | Retaining ring | 4 | |
5 | 0395627 | Bearing, wrist pin | 2 | |
6 | 0395854 | Connecting rod assembly | 2 | |
7 | 0308186 | Screw, rod cap | 2 | |
8 | 0388344 | Bearing assembly | 1 | |
9 | 0322916 | Bearing liner, cylinder block | 1 | |
10 | 0319662 | Seal | 1 | |
11 | 0386450 | Crankcase head & seal | 1 | |
12 | 0319664 | Seal | 1 | |
13 | 0326649 | O-ring, crank shaft | 1 | |
14 | 0393896 | Roller bearing assembly | 1 | |
15 | 0328603 | Seal | 1 | |
16 | 0328376 | Crank shaft | 1 | |
17 | 0307480 | Key, crank shaft | 1 | |
18 | 0322915 | Bearing liner, crankcase | 1 | |
19 | 0389613 | Retainer & needle, center bearing | 1 | |
20 | 0330854 | Roller bearing assembly | 1 | |
21 | 0305160 | Retaining ring | 1 | |
22 | 0328694 | Screw | 3 | |
Parts catalog covers:
J25RCOS