Kia and Hyundai's Theta engines have been around for a while, but they're not without problems. Here are some of the most ...

Chevrolet IndyCar engines experienced failures at both Indianapolis Motor Speedway and Detroit's street circuit. General Motors president Mark Reuss attributed the issue to a faulty coating on the ...

Affected vehicles include model-year 2021-22 Bronco, Edge and Explorer SUVs and F-150 trucks, as well as model-year 2021-22 Aviator and Nautilus SUVs from Ford luxury brand Lincoln. The 2.7- or ...

We may receive a commission on purchases made from links. Some people have described the Ford 5.4L Triton engine as "one of the worst V8's ever produced." And while it didn't make it onto our list of ...

Diesel engines, for all their rugged usefulness, can be tremendously polluting. They produce more NOx — nitrogen oxides-based emissions – than gasoline-fed cars, as well as more particulates, aka soot ...

Ford has finally acknowledged the intake valve problem affecting certain 2.7-liter EcoBoost V6 and 3.0-liter EcoBoost V6 twin-turbocharged engines. The suspect engine population was used in the ...

Thomas has spent two years working in the auto journalism industry, contributing to a UK-based newspaper and writing for Euronewsweek. A full-time writer and lifelong engineering enthusiast, he now ...

An internal combustion engine, at its core, is similar to a giant air pump. To produce power, it sucks in fresh air and fuel, compresses that mixture, and then explodes it, before expelling the burnt ...