The boiler has had a twice working pressure hydraulic test and appears free of leaks and distortion - we would warranty as sound.
The engine runs well on air in either direction, although with some blow by past pistons and/or valves - likely to improve on steam.
| gauge | 3 1/2 inch gauge |
| length/inches | 25 + 19 |
| width/inches | 7 |
| height/inches | 11 |
| weight/kg | 28 |
| wheel material | cast iron |
| axlebox type | plain bearing |
| cylinder material | gunmetal |
| valve type | piston |
| valve gear | slip eccentric |
| lubricator type | mechanical |
| injector(s) | 2 |
| boiler number | 1072.8.86 N42.80.49 |
| year built | 1986 |
| boiler maker | non-commercial |
| working pressure/psi | 80 |
| boiler type | locomotive |
| boiler material | copper |
| boiler construction | silver soldered |
| superheater(s) | 2 |
| superheater type | flue tube |
| fusible plug | no |
| safety valve(s) | 1 |
| safety valve type | spring |
| hand pump | 1 |
| whistle | yes |