Performance tuning can reveal far more than just power figures, especially on a modified Ford Focus ST. A proper test can ...

For many cars, their real life doesn't begin at the factory, but at the moment they roll off the dealership lot, and into the hands of an owner. For car enthusiasts, modification is a cornerstone of ...

The Ford 3.5L EcoBoost V6 is considered to be a top-notch engine and is the powertrain that transformed the Ford F150 into one of the most powerful towing pickup trucks ever built. Beyond the F-150, ...

DriveTribe investigates whether a banned performance fluid can really help an engine gain serious extra power. The video uses ...

Last month we built a mild street engine using a factory Chrysler 383 block, crankshaft, rods, and cylinder heads combined with some aftermarket goodies from Comp Cams and Summit Racing Equipment, and ...

There's an old saying in engine tuning that when adjusting the mixture of your engine you can be too rich a bunch of times, but only too lean once. With that in mind, determining the air-fuel ratio ...

Growing up, Motor Trend was basically Chris' bible. With an ever growing TikTok fan base, Chris decided it was time to take the more serious journalistic approach to talking about his favorite subject ...

Daud Gonzalez is a lifelong car enthusiast and automotive writer with a specialty in modified and race-ready rides. He spends most of his time modifying his cars and ruining them in the process. He is ...

We may receive a commission on purchases made from links. The 5.7-liter Hemi was the first engine of Chrysler's modern Gen III V8 family, introduced in the 2003 Ram trucks. Since then, it has been ...

Tuning is a trendy concept among drivers. Everyone likes modifying and improving their cars for better results, such as increased performance. However, for most, tuning costs are an essential ...

Photo: Honda Motor Co., Ltd. Often ridiculed by many gearheads, four-cylinder engines can be as potent as those with twice as many cylinders. Four-cylinders were among the first types of internal ...