YS Fuel
Hi all,
I've been running my YS63 & YS110 on Model Technics YS20/20 fuel without problems.
My local hobby store no longer stocks Model Technics YS20/20 and now stocks a fuel called Optimix. This fuel is avalable as a 20% oil content either low viscosity oil or a medium viscosity oil.
Does anyone know which is best to use either the low or medium visosity oil ?
Thanks
Mike