Runs well on air in both directions. The steam pipe to valve chest pipe has broken at the union nut and will require a new nipple soldering on.
| length/inches | 12 |
| width/inches | 3 1/2 |
| height/inches | 10 |
| weight/kg | 1 2/5 |
| bore x stroke/inches | 5/16 x 1/2 |
| wheel material | cast iron |
| cylinder material | brass |