HI all well I finished engine No 12 today and got back to work on engine No11 things i did today made up the flywheel out of stainless steel made the burner the engine will run on comprest are it did not run as good as i hoped at first the problem was friction betwen the two plats so I had to file a bit of the back of the cylinder and this put the problem right right sum pics PS forgive my spelling
