JE Pistons Standard 23 Degree Domed Forged Piston Set - SB Chevy - 414 C.I. - 4.125" Bore Size - 3.875" Stroke - 6.000" Rod Length Mechanical Speedometer 8-Bolt Axle Tubes

8-Bolt Axle Tubes

Does Not fit 2019 LD/classic body style or trucks with factory single exhaust system

Each rotor has been manufactured using premium grade alloys for superb thermal shock stability

Designed to replace the often crimped and restrictive OEM pipe that comes off the turbocharger outlet

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JE Pistons Standard 23 Degree Domed Forged Piston Set - SB Chevy - 414 C.I. - 4.125" Bore Size - 3.875" Stroke - 6.000" Rod Length Mechanical Speedometer 8-Bolt Axle TubesThese 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