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 ...

The higher the fuel’s octane rating, the less likely it is to prematurely ignite and cause engine knocking. phive2015/Adobe Stock We see the numbers every day at the local gas station, with gas sold ...

You could have cut the tension with a knife at the Westech Performance facility. We'd invited a total of 12 finalists to give it their best shot, and unlike the previous qualifying sessions, we'd ...

Surveying the dyno facilities at the University of Northwestern Ohio (UNOH) the last Sunday of September, the scene was alight with activity. Inside the expansive receiving area a group of engine ...