Engine Pro Performance Nitro Black Series Push Rods 3121S9100 Weight: 642

Weight: 642

Engine Pro Performance Steel Valve Spring Retainers 03-1015-16 Specifications

Engine Pro Performance Roller Valve Lifters 17-5490-16 Specifications

050" Int Exh: 258 266

Not for use with oil restrictors

Engine Pro Performance Nitro Black Series Push Rods 3121S9100 Weight: 642Engine Pro Performance Nitro Black Series Push Rods 3121S9100 Specifications Length: 9. 100 Diameter: 3 8" Wall: . 120 Applies to: N A Description: In response to ever increasing spring pressures and higher rpm's, Engine Pro introduces three new series of push rods in a range of lengths. Made in the USA from one piece seamless thick wall chrome moly tubing, these thicker wall push rods give the extra strength required. These are the first push rods to