Street-car turbo people, this one's for you. We all know that adding any sort of restrictor-like a muffler-is going to hurt power on a turbo motor. We also know that sometimes it just makes ...

On episode 64 of Engine Masters, the guys take a 555 big-block Chevy to the Blower Shop then test the difference in power between gas and E85, and how much more power can be made when running each on ...

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 ...

Boost doesn't discriminate—it can add performance to whatever engine you're working with. The same is true of E85 gas, which pairs with boost like peanut butter does with jelly. To show the benefits ...

A team of South Dakota mechanics from Yankton Auto Machine earned second-place honors in an engine-building contest with a motor that runs on ethanol. Problems with the engine efficiency tests proved ...

As a longtime soapbox-shouter of tunnel-ram greatness, David Freiburger is constantly peppered with questions about running a single four-barrel carb versus dual quads on the tunnel ram. And finally, ...