Namura, , Namura HyperDryve Piston Kit Honda CRF250R CRF 250R Standard Bore 76.80mm

Kit Includes piston, rings, pin, clips (you get exactly what is pictured) The HyperDryve line of pistons is composed of a space-age hypereutectic aluminum alloy developed by NASA. Engineered to maintain its high tensile strength up to 700° F(370°C), 50% higher than a conventional cast piston, this gives HyperDryve pistons the strength to perform under operating conditions normally reserved for forged pistons.