Transgo 200-4R-HD2 high performance Reprogramming shift kit for the GM 2004R automatic transmission.
Fits 1981-up years
New, upgraded version includes:
Billet aluminum 2nd gear HP servo
.500 boost valve
Large low-reverse boost valve
This kit works for both street and strip use.
New dual feed 3rd gear circuit increases direct clutch holding capacity by 200%.
This HP shift kit includes many features for the price.
Full instructions included with this kit.
This kit can be installed with the transmission in the car.
This package works with all GM, Cadillac, Chevrolet, Buick, Oldsmobile, and Pontiac applications
Custom Cruiser 1981-1990
Cutlass Supreme 1983-1987
Delta 88 1981-1985
El Camino 1981-1987
Grand Prix 1984-1987
Monte Carlo 1982-1987
This transmission is part of the Turbo-Hydramatic series and also known as: 200-4R, 200R4, 2004R, 200-R4, TH200-4R, THM200-4R, and MW9
The 4 speed automatic 200-4R can be identified by its irregular shaped pan and non-removable output shaft housing.
Alternate Part Numbers: T54171B, 200-4R-HD2, 2004R-3, 2004R-2&3, 24R5170AN, 2004R-HD2