The Ultra Pro Magnum™ Roller Rocker Arms not only meet the high standards set by the original Pro Magnums™ but also elevate stud mount rocker performance, stability, and value to new heights. Constructed from 8650 chromemoly material and featuring an arched, web-like design, they enhance strength and rigidity while minimizing the moment of inertia and optimizing dynamic balance. The unique black oxide exterior finish prevents corrosion, ensuring increased durability. With oversized trunions, precision-sorted needle bearings, and hardened roller tips, these rocker arms deliver ultimate performance and dependability. The optimized retainer and valve spring clearances allow for the use of most diameter springs, retainers, and +.050" locks without clearance or fitment issues.
Designed for Ford V8 Engines with Self Aligning Rockers, these rocker arms feature a 3/8" stud and a 1.6 ratio. The investment cast 8650 chromemoly body, along with the arched, web-like design, ensures increased strength and rigidity while maintaining optimal dynamic balance. The unique black oxide exterior finish adds an extra layer of protection against corrosion. These rocker arms are equipped with oversized trunions, precision-sorted needle bearings, and hardened roller tips for exceptional performance and reliability. The lifetime warranty underscores their strength, guaranteeing the rocker bodies against breakage for life. They are suitable for use with up to 850 lbs of open spring pressure.
- Local Pickup Available:
- No
- Local Delivery Available:
- No
- Additional Handling:
- No
