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Ultra Pro Magnum™ • Ford Small Block 289-302-351W • 3/8" Stud • 1.6 Ratio

Part Number: 1631-16
$348.93

Availability: In stock

Code: 1631-16

Shipping Weight: 9.50

Quick Overview

COMP Cams® Rockers

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Full Set of (16) Ultra Pro Magnum™ Roller Rockers 

      • 1.6 Ratio for Ford Small Block 289/302ci-351ci Windsor
      • 3/8" Studs Required
      • Polylocks Included

The Ultra Pro Magnum™ Roller Rockers 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. The modern, arched, web-like design delivers 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.

Features & Benefits Summary:

  • Oversized trunions, precision-sorted needle bearings & hardened roller tips
  • Limited Lifetime Warranty - So strong that we guarantee the rocker bodies against breakage for life
  • Investment cast 8650 chromemoly body w/ arched web-like design offers strength & rigidity while still reducing M.O.I.
  • Optimized retainer & spring clearances allow for large diameter springs, retainers & +.050" locks w/o clearance issues
  • Unique black oxide exterior finish helps prevent corrosion
  • For use with up to 850 lbs of open spring pressure

*Image show product representation only. Actual item received may appear differently.