7/16" Polylock Rocker Arm Nut Set (Suits: Stud Girdle) Designed to fit most applications

Designed to fit most applications with dual bolt patterns for B&B and long-style clutch assemblies

These bolts are forged from aerospace alloy and heat-treated prior to thread rolling and machining

These pulleys are available in your choice of two finishes

Speedmaster valve locks are designed for stock or performance engines using 7 degree valve locks

the blue anodized aluminum construction delivers performance and a show car quality appearance

7/16" Polylock Rocker Arm Nut Set (Suits: Stud Girdle) Designed to fit most applicationsSpeedmaster rocker arm adjusting nuts are high quality polylocks designed for full roller rocker arms. Made from heat treated, premium grade 4140 chromoly steel, these adjusters provide 190,000 psi tensile strength for the utmost in reliability. Precision CNC machined threads to ensure optimum seat pressure, flush machined set screws for proper contact on the studs, and, best of all, they don't require any special tools for installation. They're