Marathon Oil Co. is marketing a 90 octane unleaded non-ethanol gasoline as a recreational fuel for boats. We believe this fuel to be perfectly suited for use with 87 octane auto fuel STCs. In some locations it is one octane point higher, 91 octane. 91 octane is suitable for use with all auto fuel STCs.
... read the rest of Marathon recreational fuel suited for aircraft (193 words)
