The answer is yes: You can mix 87 and 91 octane gasoline without blowing your engine to hell. With that out of the way, let's discuss what mixing different octane fuels does to your engine in terms of ...
Alex Palou, a four-time IndyCar Series champion, previously owned and operated a coffee shop with his wife. Palou clinched his third consecutive IndyCar title, and fourth in five seasons, on August ...