JE Pistons Standard 23 Domed Forged Piston Set - SB Chevy 374 C.I. - Bore" 4.125" - Stroke: 3.500" - Rod Length: 6.000" Steering Shaft Support Bearing This Split Rear Exhaust exits

This Split Rear Exhaust exits straight out the back

Gloss Black Powder Coat

4 AN Male to 4 AN Quick Disconnect

Larger runners over standard 7121 manifold

JE Pistons Standard 23 Domed Forged Piston Set - SB Chevy 374 C.I. - Bore" 4.125" - Stroke: 3.500" - Rod Length: 6.000" Steering Shaft Support Bearing This Split Rear Exhaust exitsThese 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