Sealed Power L2465F30: 454ci Open Chamber Race Pistons, .030" Overbore Piston Dia.: 4.281"
Race Pistons
Powerforged Pistons Big Block Chevy 454 ci Open Chamber 4.280 in. Bore Dome +25.700 cc Volume Pressed Pin Comp Ratio: 11.31:1 w/100.9 cc Heads, 9.61:1 w/119 cc Heads Ring Grooves: 5/64, 5/64, 3/16 in. Set of 8