TF6 TF8 904 727 Transmissions TRANSGO Shift Kit Valve Body Correction Kit SKTFSC

TF6 TF8 904 727 Transmissions TRANSGO Shift Kit Valve Body Correction Kit SKTFSC

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SK TF SC TransGo Shift Kit.  
Fits all TF 3 speed with and without lock up

This TransGo TFSC SHIFT KIT® Valve Body Repair Kit fits 1960 and newer Chrysler, Dodge Plymouth, AMC and Jeep vehicles with both small case three speed transmissions such as the A904, A998, A999, TF6 and 30RH as well as big case three speed transmission such as the A727, TF8, 36RH and 37RH with or without lock-up. Common complaints on this transmission are soft shifts, loss of power on launch, pump bushing burn-up, TC clutch failure, stalls in reverse when hot, converter hub failure as well as torque converter drain-back.

Features and benefits:

The kit includes valve body components and modifications designed to deliver short smooth shifts as well as a better TC clutch apply. There are several innovative components in this kit. For instance, our line-to-converter feed system which helps the unit run cooler and promotes longer TC clutch life.  Also included is a TransGo pioneered *manual valve to reduce overnight forward and reverse delayed engagement complaints due to torque converter drain back. Lastly, this kit can be installed with the transmission in the truck.

  • TCC slip or shudder
  • Reduces converter drain-back
  • Soft shifts
  • Loss of power on launch
  • Converter hub failure
  • Pump bushing failure
  • USA-made hardened steel manual valve with converter charge in park provision *(fits 1966 an dlater only)
  • Mumbly peg (for easy detent spring and ball installation)
  • PR valve shim, spring seat and inner spring for line-to-converter feed provision as well as outer spring for increased pressure
  • Bypass valve spring
  • Bypass ball spring
  • Converter regulator valve spring
 Parts ship daily from our distribution center.


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