Description
These big block pistons are compatible with forced induction, nitrous and angle milled heads. Valve reliefs will accommodate oversized valves and long duration, tight lobe separation cams. Same pistons as BBC Inverted Dome with compression height figured using either 10.180″ or 10.195″ block height with zero deck clearance. Dome pistons listed will not work with Edelbrock head #6045, 6040, 6055. Pistons for these heads are available by special order. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings. Pin upgrade recommended above 800hp.