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Speedmaster
Chevy GM LS1 1.7 Ratio Stainless Steel Roller Rocker Arm Set Stud Mount
MPN: PCE261.1257 UPC: 840136524779
PCE Stainless steel rollers are manufactured from heat-treated stainless steel and alloy steel tip rollers. PCE 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.