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Can Top Tech Automotive Please Explain Gasoline Octane Ratings?

Billings auto repair FAQTop Tech Automotive is occasionally asked by our customers in the greater Billings area about what octane ratings in gasoline mean. Top Tech Automotive tells them that the octane rating in gasoline is a measure by which that gasoline is capable of helping to prevent engine knock, also known as rattling or a pinging noise resulting from the premature ignition of compressed air-fuel mixture in one or more of a engine's cylinders. The majority of a gas stations around the greater Billings area sell three grades of octane, 87 octane (regular), 89 octane (mid-grade), and 92 or 93 octane (premium). Octane ratings are located on each gas pump, usually as a bright yellow sticker. If you live in the Billings area and have any other questions about the fuel you use in your vehicle please feel free to contact Top Tech Automotive and let one of our auto repair mechanics be of help!