JE Pistons Standard 23 Domed Forged Piston Set - SB Chevy - 420 C.I. - 4.155" Bore Size - 3.875" Stroke - 6.000" Rod Length Distributor Gear Rear Axle Housing

Rear Axle Housing

needs headers

Block Huggers make performance and style easy for engine swaps

Great for mounting on the door cabinet for easy access

JE Pistons Standard 23 Domed Forged Piston Set - SB Chevy - 420 C.I. - 4.155" Bore Size - 3.875" Stroke - 6.000" Rod Length Distributor Gear Rear Axle HousingThese 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