The TCI valve body improvement kit, part number 626300, is designed for the 1962 to 1973 Powerglide with an aluminum case. It changes the shift action to a firmer, more positive upshift and reduces shift time, which can help extend clutch and band life. The kit is easy to install and comes with the parts and gaskets needed to install the valve body, and it suits street, off-road and towing use.
- For the 1962 to 1973 Powerglide with aluminum case
- Produces a firmer, more positive upshift
- Reduces shift time to help clutch and band life
- Includes the seals and gaskets needed for installation
- For street, off-road and towing use
- Part number: 626300
FAQ
What transmission does the TCI 626300 kit fit?
It fits the 1962 to 1973 Powerglide with an aluminum case.
What does the 626300 valve body kit do?
It changes the shift action to a firmer, more positive upshift and reduces shift time.
Does the 626300 kit include gaskets?
Yes, it comes with the seals and gaskets needed to install the valve body.

