Wossner Nissan RB30 Skyline 86.50MM 7.0: 1 forged pistons WS-K9173D050

Wossner 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 86.50MM Stroke 85.00mm Wossner compression ratio (CR) 7.00: 1 Rod Lgth. 152.50 Dome volume (CC) & nbsp