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Home > Rocker Arms > Steel Rocker Arms > Ultra Pro Magnum™
Ultra Pro Magnum™ Roller Rocker Arms: Chevy; 3/8" Stud, 1.52 Ratio
Ultra Pro Magnum™ Roller Rocker Arms: Chevy; 3/8
Product Representation: Actual part may vary based on configuration ordered.
Part: 1601-16
Price: $352.00
Weight: 9.50 lbs FREE SHIPPING OVER $50!


  • CHEVROLET Small Block 265-400ci V8's
  • For 3/8" Studs / 1.52:1 Ratio

ULTRA PRO MAGNUM™ Roller Rocker Arms

The Ultra Pro Magnum™ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnum™ Rockers, but they also take stud mount rocker performance, stability and value to a whole new level. The modern arched, web-like design delivers increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance.

  • Investment cast 8650 chromemoly body & arched, weblike design deliver increased strength & rigidity while reducing M.O.I.

  • Unique black oxide exterior finish helps prevent corrosion, thus increasing durability

  • Increased retainer & valve spring clearances allow use of large diameter springs, retainers & +.050" locks w/o clearance or fitment issues

  • Feature oversized trunnions, precision-sorted needle bearings & hardened roller tips

  • Withstand valve spring pressures up to 850 lbs.