What Octane Gasoline Should I Use in My Car?
At some point, we've all experienced the uncertainty of selecting the right fuel at the pump. To some of us, the choice may seem a bit redundant as we stick with what we know or the least expensive choice. To fully understand octane and its importance as it relates to various vehicle makes and models , we must first understand octane and its integral role in the combustion engine. Octane Gasoline The octane rating that you see plastered on the fuel pump and gas station billboards is not just some irrelevant piece of information. This fuel rating refers to that gasolines ability to resist premature combustions or knocking during combustion in an engine. Knocking occurs when the air-fuel mixture ignites prematurely or unevenly in the combustion chamber, causing vibrations and potentially damaging the engine. The octane rating is simply a measure of the fuel's resistance to this phenomenon. In most countries including the US, Octane ratings are typically ...