Engine Roller Rocker Arm Set 1.5 Ratio 3/8 Stud HD Aluminum Fits SB Chevy Calm Shell Proform Engine Valve Spring Compressor 1 to 12 Cylinder Range

1 to 12 Cylinder Range

Lightweight Style With Natural Finish

Made from High-Quality Black Plastic

Mopar Piston and Connecting Rod Model

Stand Alone Adjustable Knob Model

Engine Roller Rocker Arm Set 1.5 Ratio 3/8 Stud HD Aluminum Fits SB Chevy Calm Shell Proform Engine Valve Spring Compressor 1 to 12 Cylinder RangeDesigned 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. Accommodates most oversized valve springs. American made roller bearings are in self contained bearing cups for extra low friction wear. Each set includes 16 extruded aluminum roller rockers and 16 poly locks. If you would like to order a single roller rocker, please use your applicable part