GM 6T30 and Gen. 2 6T40 Archives - Transmission Digest
Lube On Demand Valve Kit

Transtar has announced the 6T31-6T51 (6T40 Generation 3) Lube On-Demand Valve Kit. This drop-in kit reroutes fluid to a sleeved limit valve for proper cooler/lube flow and includes an O-ring to seal the path that previously allowed valuable converter feed pressure to exhaust.

6T30 Solenoid Gasket

The overhaul kit covers GM transmission applications 6T30 – 6T50, 2012-UP.

Sonnax presents a vacuum test diagram for GM 6T30 and Gen. 2 6T40, 6T45, 6T50.

Sonnax presents a vacuum test dia-gram for GM 6T30 and Gen. 2 6T40, 6T45, 6T50.