福彩第二版

Ultra Pro Magnum™ Roller Rocker Arms: Chevy; 7/16" Stud, 1.7 Ratio

COMP Cams® Rockers

SKU
1620-16
Now Only $342.39 Regular Price $380.43

ultra pro magnum™ roller rocker arms 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 8650 chromemoly material and arched, web-like design deliver 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.

  • Chevy V8 396-454 cid - 7/16" Stud - 1.7 Ratio
  • Investment cast 8650 chromemoly body and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia. Unique black oxide exterior finish helps prevent corrosion and increases durability.
  • Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.
  • Feature oversized trunions, precision-sorted needle bearings and hardened roller tips.
  • Lifetime Warranty - So strong that we guarantee the rocker bodies against breakage for life. For use with up to 850 lbs of open spring pressure.
Note Description
17Mark V and Mark VI heads must use kit w/ studs
1850-State legal for 1993 & earlier BB Chevrolet V8, 396-454c.i. C.A.R.B. E.O. #D-279-4
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