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Engine Pro Performance Roller Valve Lifters 17-5321-2 Specifications
Our springs are inspected during the manufacturing process to ensure consistent dimensions and overall quality
Good for over 7000 RPM with compatible valve train
903D T/B Hi Rpm P/O Hyd O/C Racing (Do Not Use Oil Heavier Than 5W40)
Application: Small Block Plus
Engine Pro Performance Nitro Black Series Push Rods 3121S9150 Engine Pro Performance Roller ValveEngine Pro Performance Nitro Black Series Push Rods 3121S9150 Specifications Length: 9. 150 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