GM Turbo 400 TH400 Billet 300M Steel Input Shaft The Universal Twin Brushless In-Tank

The Universal Twin Brushless In-Tank Fuel Pump Kit is designed for high-performance fuel delivery and reliability

All of our components are heavy duty performance upgrades of their stock counterparts but are manufactured to the original tolerances and specifications

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

and lock washers

GM Turbo 400 TH400 Billet 300M Steel Input Shaft The Universal Twin Brushless In-TankHigh horsepower and hard launches at the drag strip can cause tremendous stresses on the internal transmission components. Speedmaster Input shafts can withstand the stresses and the added power.