A set of unopened Stuart "James Coombes" castings - had several of these in over the years; there are pictures of a particularly nicely made one
in the archive here if you want inspiration to get started.
Complete with construction book.
length/inches |
14 |
width/inches |
6 |
height/inches |
12 |
bore x stroke/inches |
1 x 1 |
cylinder material |
cast iron |