Description:
Great conversation!
Here in the USA the most common 3 grades of gasoline are 87, 89, and 91 Octane. Some 76 and Cheveron stations sell 102 at the pump, but this is rare.
I run 91 or 92 in all of my bikes. My BMW and KTM specify I MUST RUN only 91 or better or I will have engine damage. I have had to run 89 in them each only once, and they did not like it!
My VTX, Goldwing, VFR, DRZ, etc... say "use gas."
Effects I have