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Proform 66930C Heavy-Duty Extruded Aluminum Roller-Rocker Arm

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$209.99

$ 91 .99 $91.99

In Stock


Heavy-Duty Extruded Aluminum Roller-Rocker ArmsFits Chevy small block engines.1.5 Ratio 7/16'' StudDesigned for up to 10,000 RPM. This heavy duty design features an oversized body and fulcrum with a triangulated profile for additional rigidity and strength. Accomodates most oversized valve springs. American-made roller bearings are in self-contained bearing-cups for extra low friction wear. Includes 16 extruded aluminum roller rockers and 16 poly locks.


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