Wiseco PK1415 Piston Kit 06-10 Yamaha Raptor 700 9.2:1 CR 102mm Bore

The Wiseco PK1415 is a complete top-end piston kit designed for the 2006–2010 Yamaha Raptor 700 ATV. This kit delivers a 9.2:1 compression ratio with a 102mm (4902M) bore, making it an excellent choice for riders seeking a direct OEM-replacement rebuild or a performance-oriented refresh using industry-leading components.

Wiseco engineers each piston from a dedicated aerospace-grade aluminum alloy forging, providing a superior strength-to-weight ratio compared to cast alternatives. The result is a piston that withstands the thermal and mechanical stresses of both trail riding and competition use.

Kit Includes:

• Forged aluminum piston — CNC-machined to precise tolerances for optimal fit and performance
• Top-end gasket kit — premium materials engineered to exceed OEM sealing standards
• High-performance ring set — designed for extended service life and sustained power output
• Wrist pin (alloy) — precision-machined for consistent fit and long-term durability
• Top-end needle bearing — highest-quality materials for reduced friction and reliable operation

Key Features:

• Dedicated forging with aerospace aluminum alloy for superior strength-to-weight ratio
• CNC machined for precise tolerances and optimal piston-to-wall clearance
• Optimized cam shape and skirt profile for peak horsepower and extended service life
• Race-proven design trusted by top professional and amateur race teams
• Exceeds OEM specifications for sealing, strength, and durability

The Wiseco PK1415 is a complete, ready-to-install top-end rebuild solution for the Yamaha Raptor 700. Whether you are restoring a worn engine or upgrading from OEM internals, this kit provides everything needed for a thorough top-end overhaul with confidence-inspiring quality. Wiseco part number PK1415 includes piston part number 4902M10200.