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Red Rocks Repair Auto Repair Blog

Summerlin • Las Vegas • Spring Valley • Centennial

Monthly Archives: August 2021

What Is the Difference Between Regular and Premium Gasoline?

What Is the Difference Between Regular and Premium Gasoline?

If you've ever owned an automobile, you've probably been able to differentiate the various pumps at the gas station. Every car has a specific requirement for the type of gas and fuel grade. However, you'd be astonished to know that some people have no clue the actual difference between regular and premium gas. Some people associate their names or numbers with quality and performance; however, that should never be the case.   What Is The Difference in Octane Levels? Octane is the measure of gasoline's capacity to resist burning before the spark plug ignites. When the pressure in the chamber reaches a particular point, the gas will combust. You want your spark plugs to light the gasoline at the appropriate time. When your gas combusts too early, you will hear knocking sounds which usually indicate damage. Most gas stations supply at least three octane grades, and they have to be listed as premium, midgrade, or regular. Some locations even have their 93 octane top-t ... read more

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