Quite long but quality video
http://www.wimp.com/tiniestengine/
When thats laid out for assembly it looks like the worlds best airfix! Shame theres no spark plugs
Does that run on nitro fuel?
It needs a glur plug system if so.
I think it is driven by compressed air
http://www.locostbuilders.co.uk/viewthread.php?tid=164057