Beskrivning

Ultra Pro Magnum Rocker Arm Set w/ 1.52 Ratio for Chevrolet SBC w/ 3/8" Stud ULTRA Pro Magnumââ??¢ Roller Rocker Arms. The Ultra Pro Magnumââ??¢ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnumââ??¢ 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. Applications: Chevrolet Small Block 265-400 c.i.d. V8 3/8" Studs / 1.52:1 Ratio.&#x0D <ul>&#x0D Investment cast 8650 chromemoly body and arched weblike design deliver increased strength and rigidity while reducing M.O.I. 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 with o clearance or fitment issues Feature Oversized trunnions precision-sorted needle bearings and hardened Roller tips withstand valve spring pressures up to 850 lbs. Also Available in A Rocker/Pushrod Kit </ul>

• Specifikationer

  • Engine Family: Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
  • Maximum Valve Spring Open Pressure: 850
  • Rocker Arm Material: 8650 Chromemoly Steel
  • Rocker Arm Ratio: 1.52
  • Rocker Arm Series: Ultra Pro Magnum
  • Rocker Stud Diameter: 3/8 Inch