TH400 Turbo 400 Transmission Pan Gasket Blue Silicone with Steel Core The Speedmaster shift selector shaft

The Speedmaster shift selector shaft is built with sturdy

Speedmaster chromoly steel retainers are made from 4140 chromoly and then heat-treated for long life

rear-end housings

The best part of these torque converters is the adjustability they provide

TH400 Turbo 400 Transmission Pan Gasket Blue Silicone with Steel Core The Speedmaster shift selector shaftSpeedmaster gaskets are designed for today's performance transmissions, nothing worse than a leaky transmission, and leaks can lead to the death of your performance transmission. Constructed from a cellulose nitrile material that features excellent tensile strength and superior blowout resistance, and their latex coating conforms to minor sealing surface irregularities for a better seal.