It's almost impossible to say what it will cost to do these engines, but since they are nearly new it shouldn't be too bad. An estimate is free if you just send them in and request it. You can then decide what you want to do.

The service dept. address is:

YS Service
1295 Industrial Court
Gardnerville, NV 89410

Phone 775-782-4562

Good Flying,

Dave Shadel