Originally Posted by
papaone
Hello Mavros
The engine has about sixty 15-minute flights. It worked very well with an APC 21.5 x 10.5 PNC propeller, very powerful.
Then I saw traces of fuel at the cylinder head.
The one was porous and YS replaced it with a new one under warranty.
Since the engine has less power while I only changed the cylinder head.
I have done a lot of checking but the problem still persists.
It's very very weird.
Claude
Hi Claude
I can help you with your problem, I have been rebuilding YS Engines for 8 years.
If you want information on why your engine is loosing power i will be glad to help you.
Let me know.
Fran Ferrante
[email protected]