Mahle MS piston set for Porsche 356 applications. This set of four replacement pistons restores correct combustion geometry for engines with a 91.0 mm bore and 74 mm stroke. Built to match a 135.95 mm rod center-to-center and 22 mm wrist pin, the 13.6 cc crown volume yields a 9.5:1 compression ratio for proper fit and reliable sealing in original four-cylinder installations.
Mahle MS Piston Set Porsche 356 91.0mm Bore 74mm Stroke 135.95mm Rod 22mm Pin 13.6cc 9.5CR Set of 4