Hamilton upshur's twin

[gg89220]

hello
I started this little engine

 

[kuhncw]

Nice work. Please keep us up to date on your progress.

Chuck

 

[gg89220]

Hello all
the suite of rooms

 

[gg89220]

hello
ignition and carburetor

 

[Vasile2k]

Your work is absolutely awesome!
What material have you used for spark plug insulator?

 

[gg89220]

of PTFE téflon

 

[gg89220]

hello
finished motor

 

[Vasile2k]

Great engine! I'm curious how it's running. :thumbup:

 

[gg89220]

hello

[ame]https://www.youtube.com/watch?v=9YpX9JTiT6U[/ame]

 

[Vasile2k]

The sound is beautiful!

 

[tornitore45]

Using deck screws as valves is a new one. Can you post something more? How you make them seal?

 

[nautilus29]

Using deck screws as valves is a new one. Can you post something more? How you make them seal?

I'm interested in this as well. Great build!

 

[gg89220]

hello
Rotate round and slightly rectify

 

[tornitore45]

Thanks, looks like is going to work. Tough steel, may have to anneal the end to cut the retaining clip groove.