TransGo Gear Command Automatic Transmission Reprogramming Kit - GM 4L60E / 4L65E / 4L70E 1993-2015 H77803FM Using his own 57 Chevy

Using his own 57 Chevy as a rolling test bed

Outputting a clean square-wave signal

8-inches tall x 3-inch setback

a partial weld that allows the coolant to bypass the radiator core completely

TransGo Gear Command Automatic Transmission Reprogramming Kit - GM 4L60E / 4L65E / 4L70E 1993-2015 H77803FM Using his own 57 ChevyCrisp muscle car or full race shifts. Puts the driver in command. Holds 1st, 2nd, 3rd to any speed. Backshifts to 3rd, 2nd & 1st by moving the lever. 1998 up: If vehicle has Torque Management this kit will not make hard shifts. Product Description: Automatic Transmission Shift Kit Reprogramming Kit Gear Command Valves Springs Spacers Spacers Separator Plates Gaskets Shims Bushings GM 4L60E 4L65E 4L70E 1993 2015 From stock type replacement parts to