Seller notes

Proform Rocker Arm Kit 66910; 1.6 7/16 in. Aluminum Full Roller for Chevy SBCEngine Rocker Arm Kit Model or Series: Super StreetMake: ChevyEngine: 262 to 400Mounting Style: StudRocker Style: Full RollerRatio: 1.6Stud Size: 7/16 in.Material: Extruded AluminumIncludes Nuts/Polylocks: PolylocksMaximum Spring Diameter: 1.400 in.Finish: Blue AnodizedIntake Offset: NoneExhaust Offset: NoneSelf-Aligning or Guide Plates Required: Guide PlateBody Style: Standard Quantity: Sold As Set (16/pkg) 1.6 Ratio 7...

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