Wossner forged pistons BMW E30 M3 S14B23 93.6MM 13.0: 1 WS-K9024D020

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 93.60mm Stroke 84.00mm Wossner compression ratio (CR) 13.0: 1 Rod Lgth. & nbsp