Fuel Finder | Fuel Selector

Octane Stability: High Octane vs Low Octane Fuels

Octane is the most talked about property when it comes to gasoline. It’s no surprise because selecting octane of gasoline is the only choice the consumer has, except what station to buy it from. In this article we will focus on octane stability of 87 and 93 octane pump fuels versus racing fuels...

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Mixing Fuels and Calculating Octane

We often get these two questions: Can I mix fuels? What is the octane when I mix them? The answer to #1 is easy. Yes, you can mix any of our race fuels. But remember – if your engine needs an unleaded fuel, you don’t want to mix leaded with unleaded. Doing so would make a leaded fuel...

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Race Fuel 101: Lead and Leaded Racing Fuels

It’s been many decades since lead began to be phased out of pump gas. Most racers today don't know what it was like to "fill 'er up" with leaded pump gas.  Understandably, we get a fair amount of questions about lead and why it’s used in some racing fuels. Lead is an element (symbol Pb) and...

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Specific Gravity – What Is It And Why Does It Matter?

Specific Gravity Definition: specific gravity (noun) - the ratio of the density of any substance to the density of some other substance taken as standard, water being the standard for liquids and solids, and hydrogen or air being the standard for gases. For fuels, specific gravity can be...

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Race Fuel Storage

Race fuels generally last longer than typical pump gas but often times race fuel is stored for several months between racing seasons. Here are a few good tips to keep fuel as fresh as possible from one season to the next: Keep containers tightly sealed. This will minimize the loss of certain...

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Beyond Octane

Overheard at the local track: “High octane fuels burn slower.” “My motor doesn’t need all that octane so that fuel won’t do me any good.” “I need the highest octane so I can max out my timing.” Unfortunately, those statements are not always true. As a matter of fact, those...

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Alcohol and Octane

Alcohols like methyl alcohol (methanol) and ethyl alcohol (ethanol) are often used in race fuels. Sometimes they are a small part of the fuel and sometimes they are a primary component of the fuel. Methanol is commonly used “straight” – that’s why it’s called racing alcohol by many. ...

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