
SB-Chevy 23° Dome Pistons Bore 4.125"/Stroke 4.000"
Smooth flow for optimum flame travel. Valve reliefs accomodate oversized valves and high lift cams. Works with angle-milled heads. JE 51S series wristpins (130g) and double spiral locks included. 1/16, 1/16, 3/16'' ring groves.
Specs: Dome vol. 13cc, Compression Ratio: 58cc - 14.5:1; 64cc - 12.8:1; 76cc - 11.2:1. 1.250'' C/H, 6.000'' Rod, 3.500'' Stroke. 8/pkg.
- SB-Chevy 23° Dome Pistons
- Bore 4.125"/Stroke 4.000"
- Ring Size 1/16, 1/16, 3/16
Features - Smooth flow for optimum flame travel
- Work with angle-milled heads
- Valve reliefs to accommodate oversized valves and high-lift cams
- JE 51S wrist pins (130g)
- Double spiral locks
- Oil rail support
Specs
- Rod Length 6.000"
- Dome Volume 8cc
- Compression Height 1.062"
- Compression Ratio:
15.3:1 with 58cc head
14.1:1 with 64cc head
12:1 with 76cc head
Engineered for the Win
JE high-performance pistons for domestic engines deliver championship-proven technology and race-bred precision to every build. Designed, machined, and inspected in the USA, each piston reflects JE’s legacy of innovation in material science, computer-aided design, and CNC manufacturing. From street performance to all-out competition, these pistons provide the strength, consistency, and thermal stability demanded by serious engine builders. Choose from configurations tailored to popular GM, Ford, and Mopar platforms, with compression ratios, coatings, and ring options engineered for maximum efficiency, reliability, and power.