Scorpion Race Series Rocker Arm 7/16" Stud Mount 1.73 Ratio Full Roller - Big Block Ford/Cleveland/Modified - Each PennGrade Motor Oil we made the billet mount

we made the billet mount so it can be clocked in different positions to help in tight applications

Fits S550 Mustangs

but with less interior resonance

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designed by Karl Kinser

Scorpion Race Series Rocker Arm 7/16" Stud Mount 1.73 Ratio Full Roller - Big Block Ford/Cleveland/Modified - Each PennGrade Motor Oil we made the billet mountProduct Description: Rocker Arm Race Series 7 16 in Stud Mount 1. 73 Ratio Full Roller Aluminum Blue Anodized Big Block Ford Cleveland Modified Sold Individually Scorpion is an authority in racing engine parts and the leading manufacturer of rockers in the U. S. Every product Scorpion makes is dyno tested and race proven before it is ever offered for sale to the public. The result of this is top quality race winning parts and very satisfied customers.