Description
The best wasn’t good enough. New from ATD – the industry’s choice of Billet Aluminum Reverse Manual Valvebody just got better.
Introducing, 22148A-v2. A Turbo 400 Billet Reverse Manual Valvebody with selectable Engine Braking function, designed and manufactured with US Domestic materials in-house by Automatic Transmission Design.
Championship proven performance, instant shift timing & crisp shift feel are achieved thanks to completely redesigned fluid passageways, improved flow rate, and reduced weight make this the best RMVB on the market!
Low Band Apply to support the roller clutch. Engine braking for street drivability without sacrificing safety or sprag life – or turn off the engine braking for the applications where it’s not needed. All in one package.
Precision CNC machined in the USA from aerospace aluminum for the ultimate combination of performance, weight reduction, and durability.
Reverse Manual Shift Pattern: P-R-N-1-2-3.
ATD Billet Turbo 400 Reverse Manual v2 Valvebody Includes:
- ATD Billet Turbo 400 Reverse Manual Valvebody w/ Manual Valve,
- Laser Cut Separator Plate,
- 16 Heavy Direct Drum Return Springs,
- ATD Pressure Regulator Spring,
- 3 Checkballs (1/4″ Torlon),
- Modulator Plug,
- Instructions & Decals.





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