Wossner VW Seat Golf 4 V6 81MM 8.5: 1 forged pistons WS-K9097DA

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 81.00MM Stroke 90.30mm Wossner compression ratio (CR) 8.50: 1 Rod Lgth. 164.00 Dome volume (CC) & nbsp