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Speedmaster
Pontiac 265 350 400 455 1.65 Ratio 7/16" Stainless Steel Roller Rocker Arms
MPN: PCE261.1258 UPC: 840136524786
NOTE: You need Studs and Guide Plates to Run Roller Rockers .Speedmaster 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.