Sealed Power L-2300NF30 High Performance Forged Pistons Kit - Compatible with Chevy, Ford, Dodge Engines - Ideal for Racing, Rebuilding & Performance Upgrades

Set of 8 Speed Pro Forged Coated Pistons for Chevrolet 427. Chevrolet 427 V-8 - 4.280" bore (at +.030"). Domed head .140" high. DurOshield skirt coated piston. 1966-69 427-335HP; 390HP; closed chamber heads.1966-69 427-335HP; 390HP; closed chamber heads.

Power Forged Good for street/strip or race/nitrous to 150 shot

5/64" 5/64" 3/16" ring grooves

Press-fit or floating. Pin diameter .989" (included).

Stock 6.135" length rods Press-fit only