Set of 8 Speed Pro Hypereutectic Pistons for Chevrolet 454 About Speed Pro street series hypereutectic pistons: Higher compression, longer life. If
Chevy 7.4L 454 (H661CP)
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GMC 7.4L/454 Chevy big block Mark IV Pistons & Piston Rings Engines & Components - Free Shipping on Orders Over $109 at Summit Racing
Hypereutectic PistonsChevy 454ci 7.4L Big Block4.250 Bore (Standard)+22.0cc Dome Top w/2 Valve ReliefsSet of 8
Sealed Power Hypereutectic Pistons Chevy 454ci 7.4L Big Block Standard