RE: engine for a classic Kwik Fli Mk2
My three Choices
Webra 60 Chrome Head :- Runs Nice Good Power idles nice goes and goes
OS 60 Gold Head :- Good srtong engine:- My Jensen Ugly Stick has one
Enya 60 II or III Great engine not a much Power as a Webra:- muffler hard to find
Good luck
Johnkpap