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Big Block Chevy Open/Closed Inverted Dome
Compatible with turbo, superchargers and nitrous. Special inverted design forgings feature CNC dome shape. Fits all 23° cylinder heads. Compatible with angle-milled heads. Valve reliefs will accomodate oversize valves and high-lift cams. HD series wristpins (174g) and spiral locks included. 1/16, 1/16, 3/16'' ring grooves. Includes contact reduction grooves & oil rail support.
Specs: Dome vol. -20cc, Compression Ratio (with 9.800'' deck height): 110cc - 8.7:1; 118cc - 8.4:1; 124cc - 8.2:1. 1.270'' C/H, 6.385'' Rod, 4.250'' Stroke. 8/pkg.
Compatible with turbo, superchargers and nitrous. Special inverted design forgings feature CNC dome shape. Fits all 23° cylinder heads. Compatible with angle-milled heads. Valve reliefs will accomodate oversize valves and high-lift cams. HD series wristpins (174g) and spiral locks included. 1/16, 1/16, 3/16'' ring grooves. Includes contact reduction grooves & oil rail support.
Specs: Dome vol. -20cc, Compression Ratio (with 9.800'' deck height): 110cc - 8.7:1; 118cc - 8.4:1; 124cc - 8.2:1. 1.270'' C/H, 6.385'' Rod, 4.250'' Stroke. 8/pkg.
- 4.500'' Bore
Part TypePiston
BrandJE PISTONS
Package Height6.2
Package Width11.4
Package Length25.2
Weight16.8 PG
Part CategoryPerformance Parts
Pin Lock Rings IncludedNo
Compression Height1.27 in (32.258 mm)
Piston Ring Thickness (In.)1/16 x 1/16 x 3/16
Part FitmentSemi Universal
Wrist Pin IncludedNo
ToolStroker Combinations
Vendor Part Number181990
Package Qty1
Package TypeEA
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