TCI 221100 TH400 Manual Reverse Pattern Valve Body Kit For Sale

The TCI 221100 TH400 Manual Valve Body is designed for drag racing applications that require direct, driver-controlled gear selection. This valve body converts a compatible TH400 automatic transmission for manual operation and uses a reverse-pattern shift sequence. It is intended for performance-oriented builds where consistent transmission control and deliberate gear changes are important.
The reverse-pattern configuration places first gear at the rearward position, followed by the remaining gears in sequence. This arrangement can help reduce accidental shifts during competition driving while allowing the driver to select the desired gear manually. The TCI valve body is developed specifically for TH400 transmissions, making transmission compatibility an important consideration before installation.
This kit is identified by TCI part number 221100 and is supplied for builders and installers working on compatible drag racing transmission systems. Proper installation should be performed by a qualified transmission technician using the applicable TH400 service information and the vehicle or transmission manufacturer’s recommended procedures. Verify transmission fitment, control linkage, shifter compatibility, and intended racing use before purchase. The product is intended for off-road and competition applications where manual reverse-pattern operation is Designed for compatible TH400 automatic transmissions used in drag racing applications