The engine has never been steamed from new. Machining is to a high standard throughout, fit and finish good.
Fitted with Stephenson's reversing gear, the engine is complete with drain cocks, boiler feed and condenser vacuum pumps.
| length/inches | 10 |
| width/inches | 6.5 |
| height/inches | 9 |
| bore x stroke/inches | 3/4 + 1 1/4 + 1 3/4 x 1 |
| cylinder material | cast iron |
| valve type | slide |
| valve gear | Stephensons |
| reverser type | screw |