Performer RPM heads are perfect for street performance, daily drivers, street rods and muscle cars where Seat-Of-The-Pants performance is needed. These heads give great Torque and Horsepower up to 6500 RPM
Compatibility : FE Big Block
Rocker Arm Nut Thread Size : 3/8 Inch
Effective Stud Length (IN) : 2.348 Inch
Screw-In Depth (IN) : 0.655 Inch
Base Thread Size : 3/8-16 Inch
Quantity : Set Of 8
Features
No Port Profiling Or Bowl Blending Of Ports
Engraved With The NHRA Logo On Both Ends
These Heads Give Great Torque And Horsepower Up To 6500 RPM
Limited 1 Year Warranty
