Engine Kits

Proform Aluminum Roller-Rockers Chevy S/B 1.6 Ratio
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Proform Aluminum Roller-Rockers Chevy S/B 1.6 Ratio



Part #: 66931C
List Price: $311.98
Our Price: $155.99
You Save: $155.99

Availability: In Stock



Heavy-Duty Extruded Aluminum Roller-Rocker Arm. Chevy S/B 1.6 Ratio 7/16" Stud By Proform
Designed ro up to 10,000RPM. This heavy duty design features an oversized body and fulcrum with a triangulated profile for additional rigidity and strength. Accommodates most oversized valve springs.

American-made roller bearings are in self-contained bearing-cups for extra low friction wear.
Included 16 extruded aluminum roller rockers and 16 poly locks.
Brand Proform
Notes Sold in a clamshell package.
Part Type Rocker Arms
Product Line Proform Heavy-Duty Extruded Aluminum Roller Rocker Arms
Quantity Sold as a set of 16.
Rocker Arm Body Style Wide
Rocker Arm Finish Blue anodized
Rocker Arm Material Aluminum
Rocker Arm Mounting Style Stud
Rocker Arm Nut Style Polylock
Rocker Arm Ratio 1.6
Rocker Arm Style Full roller
Self-Aligning No
Shims Included No
Stud Size 7/16 in.