Parts Diagram | ## | Part # | Description | Qty | Notes |
![1997 25 - BE25ARLEUR Crankshaft & Piston parts diagram](http://www.selffixer.com/parts/outboard.motors/evinrude/images/sm.1997-25-be25arleur-parts-catalog.crankshaft-piston-3.jpg) | 1 | 0435896 | Piston, Std. 25 models | 3 | |
1 | 0437281 | Piston, 0.030 in. o. s. 25 models | 3 | |
1 | 0437219 | Piston, Std. 35 models | 3 | |
1 | 0437282 | Piston, 0.030 in. o. s. 35 models | 3 | |
2 | 0437283 | Ring set, Std. 25 models | 3 | |
2 | 0437285 | Ring set, 0.030 in. o. s. 25 models | 3 | |
2 | 0437284 | Ring set, Std. 35 models | 3 | |
2 | 0437286 | Ring set, 0.030 in. o. s. 35 models | 3 | |
3 | 0437850 | Bearing, wrist pin | 3 | |
4 | 0339159 | Retaining ring | 6 | |
5 | 0339162 | Washer | 6 | |
6 | 0435895 | Connecting rod assembly | 3 | |
7 | 0339158 | Screw, rod cap | 2 | |
8 | 0388344 | Retainer & needle assembly, rod bearing | 3 | |
9 | 0339164 | Wrist pin. 25 models | 3 | |
9 | 0341430 | Wrist pin. 35 models | 3 | |
10 | 0436816 | Roller bearing assembly | 1 | |
11 | 0321895 | Seal, crank shaft. included in powerhead gasket set | 1 | |
12 | 0313754 | O-ring, upper bearing. included in powerhead gasket set | 1 | |
13 | 0307480 | Key, flywheel | 1 | |
14 | 0310433 | Split sleeve, center bearing | 2 | |
15 | 0378252 | Retainer & needle assembly | 2 | |
16 | 0308876 | O-ring, crankcase head. included in powerhead gasket set | 1 | |
17 | 0437057 | Crankcase head & seal assembly. included in powerhead gasket set | 1 | |
18 | 0339165 | Seal ring | 3 | |
0437034 | 0437034 | Crank shaft assembly. not shown | 1 | |
19 | 0339156 | Crank shaft | 1 | |
20 | 0435958 | Bearing assembly | 1 | |
21 | 0305132 | Retaining ring | 1 | |
22 | 0338513 | O-ring, drive shaft. included in powerhead gasket set | 1 | |
23 | 0339658 | Sleeve | 1 | |