Cool build. I wish he revved the thing up.
No piston rings? What is this? Amateur hour?
Looked to me like grooves, but no rings.I thought I saw rings when he was inserting the pistons. In fact I recall thinking at the moment that they must be made of pretty fine stuff.
Looked to me like grooves, but no rings.
must run on compressed air, didn't see spark plugs(or glow plugs if diesel) or fuel lines.