GM Performance ZZ502 Aluminum Heads and Aluminum Valvecovers - $3,200

Forsale are a set of GM Performance ZZ502 big block Chevy aluminum heads. Casting number is 12363391. The part number is 19418910. These heads are large oval ports. They are fresh from the machine shop. They have 2.25/1.88 valves and are 110cc. The intake runners are 290. The valve springs have been upgraded to Howards Cams springs. They can handle up to a 670 lift hydraulic roller cam. The intake is a Weiand dual plane aluminum intake. The rpm range is from idle to 6500. The valvecovers are a set of tall aluminum valvecovers. These topend will make excellent power for street/strip 396-502 engines. Price is $3100. Call 334-405-8212.

Forsale are a set of GM Performance ZZ502 big block Chevy aluminum heads. Casting number is 12363391. The part number is 19418910. These heads are large oval ports. They are fresh from the machine shop. They have 2.25/1.88 valves and are 110cc. The intake runners are 290. The valve springs have been upgraded to Howards Cams springs. They can handle up to a 670 lift hydraulic roller cam. The valvecovers are a set of tall aluminum valvecovers. These heads will make excellent power for street/strip 396-502 engines. Price is $2800. Call 334-405-8212.