Wiseco Pistons PK1650 Top End Piston Kit for Polaris Trail Boss 350 ATV 81.5mm

The Wiseco PK1650 is a complete top end rebuild kit designed specifically for the Polaris Trail Boss 350 ATV with an 81.5mm overbore. This comprehensive kit contains all the essential components needed to restore your engine's performance or increase displacement through overboring.

Kit Includes:

• Four (4) forged pistons with 81.5mm bore diameter
• Complete piston ring sets for all cylinders
• Wrist pins and circlips (retainer clips)
• Overbore top end gasket set with head gasket

Wiseco's forged pistons are engineered for superior strength and durability compared to cast pistons, making them ideal for both stock replacement and performance applications. The kit's forged construction provides increased resistance to heat and stress, ensuring reliable operation under demanding conditions. All components are precision-manufactured to exacting tolerances for proper fit and optimal engine performance.

This piston kit is perfect for ATV owners looking to rebuild their Trail Boss 350 engine or increase displacement through cylinder overboring. The complete package eliminates the need to source individual components separately.