Wiseco Mitsubishi Lancer EVO 4-9 4G63 forged pistons 85.5MM 9.0: 1 US-K626M855AP

Wiseco pistons are made of the highest quality aluminum, digitally processed using high-quality technology. Each piston has an optimized piston crown to improve filling and a specially selected wall shape for each application. This results in a smaller clearance between the cylinder and a lighter piston. Set: Pistons, rings, pins and pin protectors Product detailed specification Bore size 85.50mm Stroke 88.00mm Wiseco compression ratio (CR) 9.0: 1 Rod Lgth. 150mm Dome volume (CC) & nbsp