3-12 psi Adjustable Universal Deadhead Fuel Pressure Billet Regulator Red Speedmaster torque converter spline adapters

Speedmaster torque converter spline adapters are designed to adapt a C-6 torque converter to a C-4 26-spline transmission

They have a fully adjustable mounting head and adapter fingers

Convert any one-piece GM TH400 case into a two-piece case with our Speedmaster TH400 case adapter

they feature rubber inserts for better grip

They also feature precision-rolled threads

3-12 psi Adjustable Universal Deadhead Fuel Pressure Billet Regulator Red Speedmaster torque converter spline adaptersThe needle and seat assemblies that are installed in Speedmaster carburetors can sufficiently control fuel pressure up to about 8 psi. If the fuel pump is putting out more than 8 psi, a regulator should be used to keep the fuel pressure within safe limits and avoid the possibility of flooding. Speedmaster manufactures a number of regulators for most any need.