Supertech piston set for Mitsubishi 4G63 with 85.5mm bore featuring a -15cc dish to produce 8.3:1 or 8.8:1 compression ratios depending on setup. Sold as a set of four; piston rings are not included. These pistons offer modified combustion volume for builders needing lower compression or specific combustion chamber geometry for tuned applications.
Supertech Mitsubishi 4G63 85.5mm Bore -15cc Dish 8.3:1 CR/8.8:1 CR Pistons - Set of 4 (Excl Rings)