SP12-300 Plus 2mm Kit: This is a complete kit, 2mm High Compression piston kit (315.26cc). Nickel Silicon Carbide (NSC) cylinder plating process, cylinder service, base and custom head Gasket. Spears Racing’s designs are specifically engineered for extreme applications including professional competition. Comp Ratio 13.0:1.
***Core Deposit on Cylinder will be added if not available***