PISTON KIT 05-09 KX250 66.40 C, WOSSNER 8168DC KAWASAKI MX

The Wossner 8168DC piston kit is a +0.02 oversize forged piston with a 66.42mm bore and 66.36mm piston diameter. It features an elliptical design to minimize stress concentrations by promoting even expansion and pressure distribution, ensuring high strength and optimal thermal performance in demanding two-stroke environments. Manufactured in Germany, this piston kit meets rigorous standards for quality and durability required for high-performance motocross applications. The kit includes a forged construction for superior strength and extended service life, engineered for effective combustion chamber heat dissipation to cylinder walls, and precision-manufactured for consistency and reliability. Specifications include a 249 cm³ displacement, 72.00 mm stroke, 0.06 mm piston clearance, 37.00 mm compression height, and a 2-stroke compression ratio. Lock Part Number CW18, Pin Part Number WP033, Ring Set Part Number RSB6640, and Rod Part Number P2022 are included.