Engine Cylinder HeadThe Edelbrock #61599 Performer Pontiac Cylinder Head utilize a D Port exhaust port configuration for use with standard D port exhaust systems. They are designed for 1962 79 389, 400, 421, 428 and 455 c. i. d. V8 Pontiac engines with a 4. 060" or larger bore. They feature optimized oil return passages for increased oil flow. The spark plug has been relocated closer to the exhaust valve for improved performance. This head is cast with extra thick port

straight leg cuffs and front pockets

Installation time is about 3-4 hours with stock exhaust manifolds (installation time may be longer with aftermarket headers)

hardware and instructions for a quick and easy installation you can do at home

Russell offers an assortment of service parts to help your installation go smoothly

Multiple snap-ring grooves in the body allow for different spring seat positions

DOT 4 brake fluid formulated with a precise mixture of Borate Esters and Glycol Ethers

This American Thunder® Crossmember-Back exhaust system is a true dual 3

This upgrade improves ride quality

2015 Plus Challenger

BORLA(r) Cat-Back(tm) & Axle-Back multi-core technology is designed to unleash hidden horsepower

This ATF contains no slipperiness additives

Centerforce(R) steel flywheels are manufactured from high quality billet steel and match closely to the original equipment flywheel weight