GM Turbo 400 TH400 Billet 300M Steel Input Shaft These deep bases will allow

These deep bases will allow for nearly every carb application including electric choke carbs

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

Designed to bolt onto our aluminum center sections and used with our various housing end applications

and lock washers

GM Turbo 400 TH400 Billet 300M Steel Input Shaft These deep bases will allowHigh 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.