Forged Pistons Wosser Subaru Impreza WRX EJ20 EJ205 (98-00) 92mm 9.0: 1 WS-K9403DA

Wosser pistons are made of the highest quality aluminum processed digitally using high quality technology. The piston has an optimized piston crown to improve filling and a specially selected wall shape for individual applications. Thanks to this, you managed to get smaller looseness between the cylinder and lighter piston. In the set : Pistons, rings, bolts and protection pins Product Detailed Specification Bore Size 92mm stroke 75mm Wossner Compression Ratio (CR) 9: 1 Rod Lgth. 130.5 COMP HT. 32.70mm PIN DIAMETER 23mm FITS FOR SUBARU Impreza WRX Version 5, 6 EJ20, EJ205 (98-00)