Largely complete, the engine runs on air forwards, not in reverse. It's complete with a pair of boilers - one new and unsteamed, which requires dome and regulator bosses drilling and tapping.
| gauge | 3 1/2 inch gauge |
| length/inches | 22 1/2 |
| width/inches | 7 1/2 |
| height/inches | 11 |
| weight/kg | 21 1/2 |
| wheel material | cast iron |
| axlebox type | plain bearing |
| cylinder material | gunmetal |
| valve type | slide |
| valve gear | Walschaerts |
| reverser type | pole |
| lubricator type | mechanical |
| year built | unknpwn |
| boiler type | locomotive |
| boiler material | copper |
| superheater(s) | 2 |
| superheater type | flue tube |
| mechanical pump | 1 |
| hand pump | 1 |