Mazda is planning to phase out its Skyactiv-G engines and replace them with the new Skyactiv-Z model. Here's what we know ...

2.Reduced engine rpm (without attending losses in net torque) tend to improve overall fuel economy and driveability. 3.Treat multi-cylinder engines as a combination of several single-cylinder engines, ...

Low- And High-Compression Fuel Economy Engines: The Techniques Are About The Same, But The Approach To Each Is Somewhat Different. A.Most stock cylinder heads have factory-cut undercuts of the type ...

The Volkswagen Group's EA888 engine has seen four generations, but how reliable is it in 2025 after enduring early teething ...

The Chevrolet Vortec 8100 delivered 340 hp and 450 lb-ft in trucks and SUVs, with marine versions tuned higher, before ending ...

A large variety of fuel options and prices are available - Bill Ragan/Shutterstock Premium gasoline is for cars. More specifically, it's for a relatively small number of them that have engines with ...

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 ...