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Speedmaster Aluminum Roller Rockers are extruded from 6061 T6 Aluminum
Designed to complement any space
Speedmaster pinion depth shims allow you to seat your pinion gear perfectly
they won't eat up race-winning horsepower
They're made of thick steel for reduced flex and are chrome plated for that show-car look
Chevy LS 1.7 Ratio Adjustable Stainless Steel Roller Rocker Arm Set Speedmaster Aluminum Roller Rockers areSpeedmaster Stainless steel rollers are manufactured from heat treated stainless steel and alloy steel tip rollers. Speedmaster roller rockers are available in various ratios, so you are good to go. They feature greater strength and durability, capable of withstanding valve spring load up to 600lbs.
