Oldsmobile 400 425 455 Blue 3/16 Thick Rubber Steel Core Valve Cover Gasket Set Speedmaster degree wheels are designed

Speedmaster degree wheels are designed for the normal rebuild

Speedmaster Steel main girdles are machined from 1045 steel

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

all our models include a 0-90 ohm GM sending unit

Put together your own custom exhaust system with these Speedmaster collector reducers

Oldsmobile 400 425 455 Blue 3/16 Thick Rubber Steel Core Valve Cover Gasket Set Speedmaster degree wheels are designedSpeedmaster valve cover gaskets are manufactured from high quality rubber, which is molded over and vulcanized to a rigid steel frame. They won't leak, blow out, or get sucked in, the way stock or inferior quality aftermarket gaskets can. These gaskets feature superior quality rubber and steel, which outlast cork and rubber composite designs to provide years of dependable service, especially if you frequently have to remove and reinstall the valve