- High Quality Construction
- Dyno Proven 20 Horsepower Gains
- Reduce Valve Stem & Guide Wear
- Fits 65-74 Big Block
As a result, these rocker arms have been dyno-tested to produce 15-20 horsepower increases, making valve stems and guides last longer. Magnum Rollers fit 1949, 1950, 1951, 1952, 1953, 1954 Chevy big block engines (1.70 ratio) like a glove, helping ensure a lasting fit. Each rocker is supplied with a rocker ball and lock nut. Set of 16.
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
||1949 - 1954