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Small Block Chevy 400 - 23° Standard Flat Top Forged PistonSmall Block Chevy 401
Performance gasket are made from durable
Natural Cast Finish 8006-4012 AF8006-4012 External Wastegate
1/4-28 x 1/2 titanium bolt fully threaded grade 5 titanium head size uses 7/16" wrench
use a 24mm or 15/16"" spanner/socket which will allow for simple and easy removal
Big Block Inverted Dome Forged Piston J257943 Product:Big Block Chevy 548, 4.530" bore, 6.385" rod length, -20.0cc dome vol Small Block Chevy 400 -Big Block Inverted Dome Forged PistonBig Block Chevy 548, 4. 530" bore, 6. 385" rod length, 20. 0cc dome volume J257943 57943 These big block pistons are compatible with forced induction, nitrous and angle milled heads. The inverted dome shape has been designed for maximum efficiency and horsepower. Valve reliefs will accommodate oversized valves and long duration, tight lobe separation cams. Precision CNC machined ring grooves accept 1 16, 1 16, 3 16
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