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Wiseco 90-06 Yamaha YFM/YFB250 8.71 (4675M07150) Piston Kit
2
sold in last
8
hours
$285.95
$256.99
Premium materials produce the best sealing technology available exceeding O.E.M. standards. 2-Stroke: Wiseco top end gasket...
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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.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1992-1998 | Yamaha | YFB250 Timberwolf 2x4 | Base |
| 1994-2000 | Yamaha | YFB250FW Timberwolf 4x4 | Base |
| 2000-2004 | Yamaha | YFM250 Bear Tracker | Base |
| 2007-2009 | Yamaha | YFM250 Big Bear | Base |
| 2005-2006 | Yamaha | YFM250 Bruin | Base |
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