The engine runs well on air at 20psi, with some wear evident in the big end - not entirely unexpected given its age.
Listed in the Stuart Turner catalogue of the time priced at £7 10s. 0d. ready to run.
| length/inches | 9 |
| width/inches | 7 1/2 |
| height/inches | 13 1/2 |
| bore x stroke/inches | 2 x 2 |
| wheel material | cast iron |
| cylinder material | cast iron |
| valve type | slide |
| valve gear | single eccentric |