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905 bore piston sets included Premium 8620
The Dart SHP Pro block adds a new dimension to the SHP line
75" bore is design with a special radius which promotes maximum air flow and minimum turbulence
5-9 psi Adjustable
Therm o-quad Adapter (
400 Small Block Chevy - 23° Dome Forged Piston J182025 Product:Small Block Chevy 429, 4.130" bore, 4.000" stroke, 6.1cc dome 905 bore piston sets included400 Small Block Chevy 23 Dome Forged PistonSmall Block Chevy 429, 4. 130" bore, 4. 000" stroke, 6. 1cc dome J182025 82025 These JE 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
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