Sealed Power L2379F40: 351C Stock-Type Pistons, .040" Overbore Piston Dia.: 4.040"
Ford Stock-Type Pistons
351C Stock-Type Pistons, .040'' Overbore Piston Dia.: 4.040'' Piston Top: Flat Top, 2-Valve Reliefs Pressed Pin Comp Ratio: 10.76:1 w/58.6cc Heads, 8.90:1 w/76.2cc Heads Ring Grooves: 5/64'', 5/64'', 3/16'' Set of 8