3/8" Polylock Rocker Arm Nut Set (Suits: Aluminum Rockers) Speedmaster high-volume water pumps have

Speedmaster high-volume water pumps have a ribbed aluminum housing and a heavy-duty ball/roller bearing assembly

These pumps have a 140 gph flow rate

Speedmaster Fabricated Aluminum Valve Covers are made form high grade aluminum and include billet rails which provides an excellent seal and strength to any performance engine

Speedmaster gate plates are bolt-on options to convert your standard-pattern shifter

These one-piece Speedmaster pushrods are heat-treated for use with guideplates

3/8" Polylock Rocker Arm Nut Set (Suits: Aluminum Rockers) Speedmaster high-volume water pumps haveSpeedmaster 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