COMP Cams SB Chrysler Magnum Roller Rocker Arm Set - Shaft Mnt.

The Shaft Mount Ultra Pro Magnum Roller Rocker Arms for Chrysler V8 273-360 applications not only live up to the lofty standards of the original Pro Magnums, but they also take stud mount rocker performance, stability and value to a whole new level. These shaft mount rocker arms feature a 1.5 ratio. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases durability. Featuring oversized trunions, precision-sorted needle bearings and hardened roller tips for the ultimate in performance and dependability. Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.

Complete with bolts, shafts and spacers, this 1.5 Ultra Pro Magnum shaft-mount rocker system for Chrysler 273-360 is made from 8620 chromemoly, handles higher spring rates, a unique oil system and an adjuster that allows ball pushrods.