JE Pistons Standard 23 Degree Domed Forged Piston Set - SB Chevy - 420 C.I. - 4.155" Bore Size - 3.875" Stroke - 6.000" Rod Length 31014P 1968-1972 Chevrolet Biscayne

1968-1972 Chevrolet Biscayne

BOLT ON ADDITIONAL 12-20 HORSEPOWER AND MORE AGGRESSIVE SOUND

The Cloyes is synonymous with the highest quality

Tailor Accelerator Pump Performance

JE Pistons Standard 23 Degree Domed Forged Piston Set - SB Chevy - 420 C.I. - 4.155" Bore Size - 3.875" Stroke - 6.000" Rod Length 31014P 1968-1972 Chevrolet BiscayneThese high compression pistons are compatible with most aftermarket 23 heads and are ideal for drag racing and circle track applications. Valve reliefs will accommodate oversized valves and long duration, tight lobe separation cams. Precision CNC ring grooves are designed for 1 16, 1 16, 3 16 rings. Will not fit Pro Topline or Brodix 11X cylinder heads. Includes: Pin #927 2750 15 51S (130g) Double Spiro locks #927 042 CS Contact reduction grooves