Wiseco PK1433 - Yamaha YFM660 Raptor 9.91 CR (4966M10100) Piston Kit
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Description
Description
Wiseco PK1433 - Yamaha YFM660 Raptor 9.91 CR (4966M10100) Piston Kit
Yam YFM660 Raptor 9.9:1 CR (4966M10100)
Wiseco 4 Stroke Forged Series Piston Kit, 101.00 mm Bore, 9.9:1 CR
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
- Engineered, forged, and machined in the USA in Mentor, OH
- Designed and built for each specific 4-stroke powersports engine
- Improved tensile strength of forged material optimizes strength and service life
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
