PDI Precision Cylinder SET VC for VSR-10 series

Features a high precision laser-cut and cold-hammered cylinder, and a tapered cylinder head. These components are engineered to 1/100 tolerance for utmost smoothness and power. If you want to assemble an VSR10 with the maximum possible power potential, then this cylinder set is right for you. Note that the tolerance level and precision of these parts far surpasses most parts on the market, so they are the choice for professional and serious tuners in Japan.