| MAKE: | Diesel Electric Multiple Unit (DEMU) Unit No 1133. Nicknamed as THUMPERS |
| BUILT: | Eastleigh/Ashford Works 1962 |
| ENGINE: | English Electric 4SRKT @ 600BHP Fitted with Napier MS200 Turbo Charger |
| GENERATORS: | Main Generator English Electric Type 824/1B 6-pole, rated @ 330 Kw 600 Amps @ 550 Volts DC Aux Generator English Electric Type 906/1B 6-pole, rated @ 13.3 Kw 147 Amps @ 90 Volts |
| TRANSMISSION: | 2 x English Electric Type EE507 Traction Motors rated @ 250hp (190kw) each |
| CONFIGUARATION: | 1 x Driving Motor Brake Second Open (DMBSO) Coach No 60151 based at: The Lavender Line 1 x Driving Trailer Composite (DTC) Coach No 60832 based at: The Lavender Line 1 x Trailer Second Open (TSO) Coach No 60678 based at: Cold Norton Essex |
| HEATING: | Electric Train Heating (ETH) |
| Southern Region: (Berkshire, Hampshire, Sussex, Surrey & Kent) | |
| ENTERED SERVICE: | June 1962 |
| WITHDRAWN: | December 2004 |
| MAXIMUM SPEED: | 75 MPH |
| N.B: | The unit was withdrawn from service in December 2004, purchased by The Lavender Line Preservation Society in the same month. |