7/16" Polylock Rocker Arm Nut Set (Suits: Stud Girdle) These pumps have a 97

These pumps have a 97 gph flow rate

5" 10 Bolt axle

Let everyone know where you go for high performance aftermarket parts and accessories with the Speedmaster soft shell jacket

These Speedmaster flexplate dust covers have brilliant triple-chrome plating and are made from heavy-gauge steel

These Speedmaster aluminum water pump pulleys are made from a 356 aluminum-alloy that is heat-treated to T-6 specs

7/16" Polylock Rocker Arm Nut Set (Suits: Stud Girdle) These pumps have a 97Speedmaster 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