7/16" Rocker Arm Screw In Stud Kit (1.800" Above Hex) Whether you're rebuilding a stock

Whether you're rebuilding a stock engine or changing to valve springs that have more seat pressure

TheseSpeedmaster Ford front covers are direct replacements for your stock timing chain cover

In today's higher rpm engines

The internal components are made from EN36 Material as used in racing

7/16" Rocker Arm Screw In Stud Kit (1.800" Above Hex) Whether you're rebuilding a stockSpeedmaster arm stud kits are made of 4140 Chromoly steel. They're roll threaded, heat treated to a maximum strength of 190,000+ PSI. and have a black oxide corrosion resistant finish. They feature larger radius stud fillets for extra strength.