With all the different engine and combustion theories being tested at the Engine Masters Challenge, it made us wonder about the fuel these powerplants were gulping down. For the 2015 event, we had ...

Call It the modern-day Gasser Wars. When it comes to high boost and big timing curves, there are only two fuel choices that will keep your Mustang alive-high-octane race fuel, or a mix of pump gas and ...

Octane ratings refer to the stability of fuel, and dictate at which pressures the fuel will spontaneously combust. Engine knocking can happen when the octane rating is too low, resulting in pinging ...

We earn commissions from purchases you make using links in our articles. Learn more. Rather than sifting through hundreds of octane booster options, here we're going to save you time by narrowing down ...