7/16" Polylock Rocker Arm Nut Set (Suits: Aluminum Rockers) There's no better way to

There's no better way to top off your street machine than with one of our PCEHilborn-Style hood scoops

Featuring a low profile design and a high flow runner design these manifolds will improve performance from 1500-6500 RPM range

at a better price than purchasing the parts separately

and flame ball-milled finishes

7/16" Polylock Rocker Arm Nut Set (Suits: Aluminum Rockers) There's no better way toSpeedmaster 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