Originally Posted by jeff1
What's the difference when I use a fuel with less oil %?
I´ve used Byron Race 1600 12% oil, but my dealer doesnt have it anymore, so I want to use Byron Pro Drive 1600 that have 9% or 10% oil
One more question, I bought a OS TZ 3 port can I use a fuel with 20% nitro without change the shims?
The 9% oil will gain fuel mileage and will give you a little more bottom end.
You should not have to change any shims for 20% fuel.