Wossner Alfa Romeo 147 156 2.0 TwinSpark 83MM 12.6: 1 forged pistons WS-K9236DA

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 83.00mm Stroke 91.00mm Wossner compression ratio (CR) 12.6: 1 Rod Lgth. 145mm Dome volume (CC) & nbsp