zlacker

>>pillar+(OP)
Some Model Engineering related resources:

1. Engineering drawings of small model engines used for model aircrafts. They are designed for manufacturing and working, not not like showcase item. We can actually build them.

https://outerzone.co.uk/plans.asp?cat=Engines&Xcardsperpage=...

2. https://modelenginenews.org/midge/index.html

>>pillar+M
I still have a Cox .049 engine in the basement somewhere.

>>Walter+IUi
Of course that's .049 cubic inches (~ 0.82 cc), huge compared to the one in the article.