89 gas

[1ceCold037]

I have a chinese 80cc engine kit on my bike. Is it ok to use the cheaper gas or should i stick with the 91?

 

[Hot Wheels]

The More Octane The Better. Try A Lower Grade And See If You Feel A Difference.

 

[kbot6789]

i run 89 in mine just fine

 

[Dave31]

I've run 89 to 110, I get better performance and fuel mileage with 89.

*with stock motor that is