Proform Blog

SUPER-STREET CHRYSLER SHAFT MOUNTED ROLLER ROCKERSMonday, February 21, 2022

High demand for the Chrysler Super-Street 1.5 Ratio rockers, has led to expanding  the line to 1.6 Ratio rockers for LA, B/RB engine families. The newly designed Super-Street Series Rocker Arm Systems help to rid your engine of internal friction with race-proven technology including: a shaft-to-rocker self-oiling system; high-quality bronze bushings; full-roller tips; and highly durable polished shafts made from high-grade steel, that significantly increase valve train stability and mounting stiffness. The longer pivot length of the shaft rocker also reduces side-load on the valve stems. Unleash Your Horsepower, lengthen valve train component life, while reducing wear and tear on valve stem tips, and look good doing it! Each 6061-T6 aluminum extrusion rocker arm is precision machined for consistency and ratio accuracy to tolerances including a maximum spring diameter of 1.55 inches and open spring rating of a stout 600 lbs. Finally, they are laser-etched with the PROFORM "P" Emblem, and ratio size over the blue anodized finish. Choose these for a great choice for any street ride looking for that next level of performance, especially for the weekend’s race. Please Note, mounting hardware is not included. The kit is designed to use your stock bolts and tabs to attach the shaft to your cylinder head.

 

Part No. 69469 ....... 1.6 Ratio Shaft-Mount Style Rocker Arm System; Chrysler LA (273-360) Engines

Part No. 69468 ........1.6 Ratio Shaft-Mount Style Rocker Arm System; Chrysler B/RB (383-400) Engines

Features:

  • 5 Ratio; 1.55” Maximum Spring Diameter
  • Open spring rating of 600 lbs.
  • Precision Machined Aluminum Arm Bodies; High-Grade Steel Shafts
  • Blue Anodized Finish, Laser Etched Emblem & Ratio
  • Bronze Bushings & Shaft-to-Rocker Oiling System
  • Sold as One Set of 16 Rockers, 2 Shafts, and Spacers
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