COMP Cams Ultra Pro Magnum Rocker Arm Set w/ 1.52 Ratio for Chevrolet SBC w/ 3/8" Stud

ULTRA Pro Magnumâ„¢ Roller Rocker Arms. The Ultra Pro Magnumâ„¢ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnumâ„¢ Rockers, but they also take Stud mount Rocker performance, stability and value to a whole new level. The modern arched, web-like design delivers increa sed strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. Applications: Chevrolet Small Block 265-400 c.i.d. V8 3/8" Studs / 1.52:1 Ratio.

< ul>< li> Investment cast 8650 chromemoly body and arched, weblike design deliver increased strength and rigidity while reducing M.O.I.</li>< li> Unique black oxide exterior finish helps prevent corrosion, thus increasing durability</li>< li> Increased retainer and valve spring clearances allow use of large diameter springs, retainers and +.050" locks with o clearance or fitment issues</li>< li> Feature Oversized trunnions, precision-sorted needle bearings and hardened Roller tips</li>< li> withstand valve spring pressures up to 850 lbs.</li>< li> Also Available in A Rocker/Pushrod Kit</li></ul>

Warranty: Ultra Pro Magnum Rocker Arm bodies are guaranteed for life. warranty