GM Turbo 400 TH400 Billet Aluminum Intermediate Clutch Blocker Eliminator Plate short block engines are the

short block engines are the solution to a hassle-free power build

they require the use of a quick-drying contact cement to bond them to the valve cover before installation

Speedmaster GM automatic transmission parts are manufactured using the highest-quality materials for strength and durability

Reducer assemblies allow you to connect various sized exhaust tubing to your header

Speedmaster billet main caps improve reliability in highly stressed engines by reducing distortion of the main bearing bores

GM Turbo 400 TH400 Billet Aluminum Intermediate Clutch Blocker Eliminator Plate short block engines are theConvert your GM Turbo 400 into a 2 speed by using the Speedmaster billet aluminum intermediate clutch pack insert.