PRW Pro Series Billet Aluminum Rocker Arm 1.65 Ratio Set

SKU: PRW-6542102-16

PRW Pontiac Pro Series Billet Aluminum Rocker Arms 1.65
1958-81 Pontiac 287-455 4.3L V8
Rocker Stud: 7/16"
Ratio: 1.65
16/pkg

Availability:

Pricing: $370.01

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Description

With 2024 billet aluminum extrusions, these CNC-machined rockers are precision finished with ground needle and cage bearings that feature full complement friction reducing needle bearings. Heat-treated GCr15/52100 steel nose rollers, axles and trunions minimize normal wear. Anodized finish for long-term durability. Each 16-piece set includes PRW RockerLocs. Features CNC-Machined from 2024 Billet Aluminum Durable Anodized Finish Shot-Peened to Increase Strength & Reduce Stress Risers Includes Rockerlocs

Butler Tech Library

Picking Rockers for Your Pontiac Valvetrain

Ratio, stud size, and geometry all have to work together — and pushrod length follows from what you choose here. Our rocker guide plus pushrod-length checking will get the geometry right.

Read the Rocker Guide ›

Also HelpfulHow to Set Valve Lash ›Pushrod Length Checking ›