Edelbrock NHRA Approved Performer RPM Cylinder Head - Assembled - 2.020 / 1.600 in Valve - 171 cc Intake - 63 cc Chamber - 1.460 in Springs - Small Block Mopar Rear Main Seal Intuitive Interface

Intuitive Interface

Complete Driveline Restraint System designed to restrain and tether torque tube and driveline

2001-2006 GMC Sierra 2500 HD Standard Cab Pickup

Hardened Steel

Great for Transplant Applications

Edelbrock NHRA Approved Performer RPM Cylinder Head - Assembled - 2.020 / 1.600 in Valve - 171 cc Intake - 63 cc Chamber - 1.460 in Springs - Small Block Mopar Rear Main Seal Intuitive InterfaceDirect bolt on heads for 1961 76 390 427 428 Ford Stock and Super Stock racers. No port profiling or bowl blending of ports. Engraved with the NHRA Logo on both ends. Number 60087 is sized for 2. 09in. 1. 66in. valves for 427 low riser applications. Edelbrock, 340 Chrysler, Hydraulic Roller Cam, V8, Cylinder Heads, 60179, Flat Tappet Make 417 horsepower and 397 ft lbs. of torque on pump gas with an Edelbrock Performer RPM intake manifold and matching