Comp Cams UTRA PRO MAGNUM Roller Rocker Arm Kit

Part Number 1620-16

Uses 7/16" Rocker Stud

1.7:1 Ratio

Poly lock Adjuster Nuts Are Included

Fits Big Block Chevrolet Engines

366 396 402 427 454 Engines

• Investment Cast 8650 Chromoly Body And Arched Web-LikeDesign Deliver Increased Strength And Rigidity While Reducing Moment Of Inertia
• Withstand Valve Spring Open Pressures Up To 850 Lbs
• Unique Black Oxide Exterior Finish Helps Prevent Corrosion Thus increasing Durability
  
• Increased Retainer And Valve Spring Clearances Allow Use Of Large Diameter Springs , Retainers And +.050" Locks Without Clearance Or Fitment issues
• Feature Oversized Trunnions , Precision Sorted Needle Bearings And Hardened Roller Tips
  

Use The Compatibility Guide to Find Your Application

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