Recent content by Ian3124

Roy - many thanks - and Happy New Year. I made a few changes over the Holiday. The head screws were unconvincing in maintaining head sealing - this I decided when I got a few pops and bangs out of the engine and lots came out of the wrong place!. At least I now have fuel in and induction...

Basil - thank you - good to see your valve image - aligns with mine and interpretation of drawing. I agree - it is very easy to mis-interpret. I note your observation on the casting being opened up to match the liner ports - will look at that. Your observation on liner fit is helpful - I...

I got a pop or two along the way. It is on spark ignition, using the contact breaker as suggested by ETW ie hid design. Good point about fuel - I made another engine (Upshur) and ran it successfully on Coleman fuel (which I think is basically a naptha based stove fuel). Hence I only offered...

Good day Basil, I made an Atom but as yet have failed to get it to run. I am unconvinced by gas flow at each part of the cycle, through the engine, and am trying to work through that. May I ask if you identified any particular assembly or commissioning items to check? One item I'll be looking at...