| Year of manufacture | 1926–27 |
| Units built | 385 |
| Engine | 8-cylinder in-line engine, 3 valve/cylinder, overhead camshafts |
| Cubic capacity/bore [cm³/mm] | 1991/60 x 88 |
| Compressor | yes at T38A |
| Carburetor | 2 Zenith or Solex 30 |
| Power [HP at revolutions/min] | 70 |
| Forward gears | 4 |