Ford C4 Automatic Transmission 0.839" 26 / 26 Spline Billet Steel 300M Input Shaft This adjustment ensures smoother

This adjustment ensures smoother

these radiators are designed in a wide variety of racing sizes for your cooling needs

to provide maximum performance

They're precision-machined for optimum thread engagement and have a wide-area flange for better load distribution

Ford C4 Automatic Transmission 0.839" 26 / 26 Spline Billet Steel 300M Input Shaft This adjustment ensures smootherOur Input Shafts are constructed from hardened, aircraft quality high strength steel. They feature increased lubrication flow and strength with a resized diameter that provides optimum stress distribution along the entire length of shaft and along the extended high gear splines to the oil ring.