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...
Read MoreWe 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...
Read MoreIt’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...
Read MoreSpecific 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...
Read MoreWe get a lot of questions about fuel metering changes required for oxygenated fuels... and that is a good thing, because racers should be asking those questions. Luckily, the answer is not necessarily complicated. Let’s look at Sunoco EXO2 for instance. It’s a good fuel to use as an...
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