Ford C4 Automatic Transmission 0.788" 26 / 24 Spline Billet Steel 300M Input Shaft This Speedmaster design features tubes

This Speedmaster design features tubes instead of discharge nozzles that provide a more consistent fuel flow

It is highly recommended for competition applications

They are manufactured from anodized aluminum

The Speedmaster rigid bands feature band linings with carbon fiber friction material for higher coefficient of friction for higher torque capacity and the ability to produce quicker

These kits reduce the power-robbing windage created from the excess oil draining past the rotating assembly and keeps the oil flowing where it is needed most

Ford C4 Automatic Transmission 0.788" 26 / 24 Spline Billet Steel 300M Input Shaft This Speedmaster design features tubesThese Performance Automatic hardened input shafts are custom forged from 9310 non twist steel. Quality, performance and great value make these hardened input shafts an essential component for anyone looking to raise their transmission to the next level.