Wossner Audi RS4 2.7L V6 Bi-Turbo 81.50MM 8.0: 1 forged pistons WS-K9215D050

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. The result is less clearance between the cylinder and a lighter piston. Set: Pistons, rings, pins and pin protectors Product detailed specification Bore size 81.50MM Stroke 86.40mm Wossner compression ratio (CR) 8.00: 1 Rod Lgth. 154.00 Dome volume (CC) & nbsp