Rocker Arms, Chevrolet Small Block 1988-UP, Ultra Pro Magnum, 3/8" Stud, 1.52:1 Ratio, Set of 16

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.

  • ChevyV8 265-400 cid(SBC) - 1988 and later with Self Aligning Rockers - 3/8"Stud- 1.52Ratio
  • 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 lbsof open spring pressure.
  • Rocker arm fasteners included
Details
Car/Engine2: Chevrolet Small Block
Engine Notes: 265-400 cui V8, 1988 & Later: with Self Alinging Rockers
Notes: Ultra Pro Magnum: Street Performance & High-Performance
Quantity: Set of 16
Rocker Arm Material: Chromoly Steel
Rocker Arm Mounting Style: Stud
Rocker Arm Nut Style: Polylock
Rocker Arm Ratio: 1.52
Rocker Arm Style: Full Roller
Stud Size: 3/8"

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Rocker Arms, Chevrolet Small Block 1988-UP, Ultra Pro Magnum, 3/8" Stud, 1.52:1 Ratio, Set of 16

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.

  • ChevyV8 265-400 cid(SBC) - 1988 and later with Self Aligning Rockers - 3/8"Stud- 1.52Ratio
  • 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 lbsof open spring pressure.
  • Rocker arm fasteners included
Details
Car/Engine2: Chevrolet Small Block
Engine Notes: 265-400 cui V8, 1988 & Later: with Self Alinging Rockers
Notes: Ultra Pro Magnum: Street Performance & High-Performance
Quantity: Set of 16
Rocker Arm Material: Chromoly Steel
Rocker Arm Mounting Style: Stud
Rocker Arm Nut Style: Polylock
Rocker Arm Ratio: 1.52
Rocker Arm Style: Full Roller
Stud Size: 3/8"

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