Wiseco Piston Kit Kawasaki KX250 2002-2004 799M06750

The factory piston in your KX250 is a wear item with a finite lifespan—once it starts to degrade, throttle response suffers and power output drops noticeably. Wiseco's precision-engineered piston kit restores your engine to peak performance with OEM-level fitment and materials engineered to handle the demands of both trail riding and competitive racing. This is a straightforward bolt-in refresh that pays immediate dividends in acceleration and reliability.

Wiseco has been manufacturing pistons for two-stroke performance engines for decades, and their KX250 kit reflects that expertise. The forged construction resists scuffing and wear far better than OEM replacements, while the optimized ring design maintains consistent compression throughout the RPM band. Installation uses standard tools and requires no engine modifications.

• Fits KX250 2002–2004
• Forged high-strength alloy
• OEM-spec diameter tolerances
• Improved ring sealing
• Reduced engine weight
• Bolt-on installation
• Gasket kit sold separately
• MPN: 799M06750