Built with much additional detailing, including Pickering governor, cylinder drain cocks and ornately turned connecting rod, Watt's linkage and valve spindle levers.
The engine turns over smoothly, there's a video of it running on air here.
| length/inches | 16 |
| width/inches | 8 |
| height/inches | 13 |
| bore x stroke/inches | 1 x 2 |
| wheel material | cast iron, 7 inch diameter |
| cylinder material | cast iron |
| valve type | slide |