What Is The Difference Between 87 And 89 Gas?

What Is The Difference Between 87 And 89 Gas? What is the difference in octane levels? Octane is how much compression a fuel can withstand before igniting, or rather it’s a measurement of a fuel’s ability to avoid knock. Typically “regular” gas is 87 octane, “midgrade” is 89 octane and over 91 octane is “premium” … Continue reading What Is The Difference Between 87 And 89 Gas?