Wiseco 48mm Piston Kit for 1985-1988 1990-1991 Honda XR80R PK1277

If you're rebuilding or refreshing your XR80R's top end, a quality piston kit is non-negotiable—it's the foundation of reliable power and engine longevity. Wiseco's forged-aluminum construction handles the thermal stress of 2-stroke performance while maintaining tight tolerances that keep your engine efficient and responsive. This complete kit eliminates guesswork by including everything you need for a professional-grade rebuild in one box.

The high-silicone aluminum forges stronger than cast alternatives, resisting detonation and thermal expansion—critical for consistent performance whether you're trail riding or pushing the engine hard. Because Wiseco rings are engineered specifically for Wiseco pistons, you get a matched system that maximizes seal integrity and minimizes blow-by. This isn't a universal solution; it's precision engineering built for your bike.

• Fits: 1985-1988, 1990-1991 XR80R
• Bore diameter: 48mm
• Material: High-silicone forged aluminum
• Includes: Piston, rings, wrist pins
• Includes: Circlips, gasket kit
• Engine type: 2-stroke
• Installation: Top-end rebuild
• Wiseco rings only compatible
• MPN: PK1277