2013 Proving Grounds

[asshanson]

I know for sure you can get 100 unleaded and 110 leaded at the track, and C16 too I think. I can't remember if they sell E85 or E98 at the track. Across the street from BIR there is also 91, 91 pure gas (no e10), and also E85 around town too. Lot of options.