COMP Cams 1801-16 Ultra Pro Magnum XD Rocker Arms, Chevy 3/8- 1.5
Chevy Small Block V8, Roller Rocker Arm Style, 1.5 Rock Arm Ratio, .38" Stud Diameter, Chromoly
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
The Ultra Pro Magnum™ Roller Rocker Arms for Chevy V8 265-400 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 rocker arms feature a 3/8" stud diameter and 1.5 ratio.
- Suitable for use with up to 1000 lbs of open spring pressure
- Billet pushrod seat insert offers exceptional durability
- 8650 steel construction outlasts & outperforms other rockers in accuracy and strength
- Precision-sorted needle bearings better distribute the load and reduce wear for a longer service life
- Advanced FEA & CAD development improve strength & stiffness
- Engineered for use in endurance, circle track and drag race applications with improved strength and durability
- Lifetime Warranty - So strong that COMP Cams guarantees the rocker bodies against breakage for life
- Set of 16
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Q & A
What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.
Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!