.020" (.5mm) oversized Yamaha ATV Wiseco Piston. 11:1 hi-compression. Application:
01-05 Yamaha YFM660R Raptor
02-06 Yamaha YFM660F Grizzly
05-06 Yamaha Rhino
| OEM Replacement This part is aftermarket equipment designed to replace the original manufacturer's part numbers specified here. It is manufactured using high-quality materials, to the same specifications as the original part. | Wiseco 4737M10050, Wiseco 4737P2 |
|---|---|
| Size | 100.5 mm Bore x 84 mm Stroke |
