Description
Important: Piston is advertised for an intended bore size. The piston itself will be slightly smaller than the advertised bore size.
| Specifications | |
|---|---|
| Oversize: | Std |
| Install Bore Size: | 71mm |
| Stock Bore Size: | 71mm |
Product Features
- Designed and manufacturered to meet highest quality OEM specifications
- Refer to OEM service manual for piston-to-cylinder wall clearance and ring gap
- Arrow on dome for proper piston orientation during installation (arrow must point toward exhaust valve)
| Make | Model | Year |
|---|---|---|
| Yamaha | Bear Tracker 250 YFM250B | 2000 |
| Yamaha | Bear Tracker 250 YFM250X | 1999 |
| Yamaha | Bear Tracker 250 YFM250X | 2001-2004 |
| Yamaha | Big Bear 250 YFM250B | 2007-2009 |
| Yamaha | Bruin 250 YFM250B | 2005-2006 |
| Yamaha | Moto 4 YFM250 | 1989-1991 |
| Yamaha | Timberwolf 250 YFB250 | 1992-1998 |
| Yamaha | Timberwolf 250 YFB250FW 4x4 | 1995-2000 |