TransGo Manual Shift Automatic Transmission Reprogramming Kit - Ford C4 1970-81 R2340BK Manganese bronze valve guides are

Manganese bronze valve guides are used for long life

allows us to increase the tensile strength of the wire while reducing its center diameter

while the 105 degree centigrade insulation can withstand the high temperatures and chemicals present in an automotive environment

Note: Lifters are included with Edelbrock Performer-Plus and Performer RPM camshafts

TransGo Manual Shift Automatic Transmission Reprogramming Kit - Ford C4 1970-81 R2340BK Manganese bronze valve guides areConverts valve body into stick shift manual shift (no automatic shifts). Includes option to be set up initially or converted back to automatic operation shifting with minimal changes if desired. Raises overall line pressure. Firm shift performance. Product Description: Automatic Transmission Shift Kit Reprogramming Kit Manual Shift Springs Gaskets Hardware Ford C4 1970 81 From stock type replacement parts to substantial performance upgrades, TransGo