Wiseco 90-06 Yamaha YFM/YFB250 8.71 (4675M07150) Piston Kit
SKU PK1055
MPN wisPK1055
$256.99 · Available to order
Wiseco 90-06 Yamaha YFM/YFB250 8.71 (4675M07150) Piston Kit
Premium materials produce the best sealing technology available exceeding O.E.M. standards. 2-Stroke: Wiseco top end gasket kit; Dedicated forging; Superior strength/weight ratio utilizing Aerospace alloy; Race-proven designs; Chosen by top race teams, in all forms of racing; CNC machined; Optimal cam shape and profile for peak HP and service life; Premium top end needle bearing; Precision-machined, highest-quality materials for strength and reduced friction; High-performance ring set; Extended life and sustained power; Highest-quality alloy pin; Consistently true and durable. 4-Stroke: Wiseco top end gasket kit; Premium materials produce the best sealing technology available, exceeding O.E.M. standards; Dedicated forging; Superior strength/weight ratio utilizing Aerospace alloy; Dome design; Improved flame travel; Chrome plated piston pin; Horizontal slot pin oiling; Reduced friction/scuff resistant; Pressure seal groove; Maximum ring seal; Armor Glide Skirt-Coated available for select models; Dedicated Rings; Maximum compression and oil control.
| Years | Make | Model | Submodel | Drive |
|---|---|---|---|---|
| 2007–2009 | Yamaha | YFM250 Big Bear | Base | — |
| 1992–1998 | Yamaha | YFB250 Timberwolf 2x4 | Base | — |
| 2000–2004 | Yamaha | YFM250 Bear Tracker | Base | — |
| 1994–2000 | Yamaha | YFB250FW Timberwolf 4x4 | Base | — |
| 2005–2006 | Yamaha | YFM250 Bruin | Base | — |
| Category | Engine Components |
|---|---|
| Sub-Category | Piston Sets - Powersports |
| UPC | 193564148377 |
| CARB Approved | No |
| Prop 65 Warning | Y |
| Special Order | Yes |
| Weight | 3 lb |
| Dimensions (L×W×H) | 4.2 × 4.2 × 4.2 in |