JE Pistons forged pistons for Porsche 930. Bore 100 mm, compression ratio 9.5:1, dome / dish volume +29.2 cm³, piston pin diameter 23 mm, compression...
JE Pistons forged pistons for Porsche 930. Bore 100 mm, compression ratio 11.5:1, dome / dish volume +42.3 cm³, piston pin diameter 23 mm, compression...