JE Pistons forged pistons for Chevrolet Big Block. Bore 117.47 mm, compression ratio 11.9:1 @ 124 cm³, dome / dish volume +28.9 cm³, piston pin diameter...
JE Pistons forged pistons SRP Pro for 305 Sprint. Bore 95.4 mm, compression ratio 9.7:1 @ 62 cm³, dome / dish volume -3.1 cm³, piston pin diameter 23.55...