Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...

The agreement focuses on the use of hydrogen injection technology as a maintenance and efficiency solution for trucks and ...

Fuel efficiency challenges for heavy trucks in African terrain, from rough roads and steep gradients to fuel quality, ...

"How do you get to Mars when the launch vehicle is not necessarily going to Mars?" ...

You fire up the remote start, watch the exhaust plume through the window, and wait. Five minutes. Ten. Fifteen. By the time ...

The late eighties were supposed to be the age of compromise for performance cars, squeezed by fuel prices and emissions rules ...

The two-seater UTV has a 3,500-pound towing capacity and a 1,525-pound payload capacity. With open wheel wells, a 9-inch ...

Sitting proudly in the inventory of Grand Rapids, Michigan-based Garage Kept Motors, this 1973 Porsche 911 T Coupe with a 2.4 ...

Electronic fuel injection is better for its efficiency, but installing it in a car that wasn't built for it requires ...

Dive into the technology behind Toyota's highly efficient Dynamic Force engines and see how they compare to rivals like Honda ...

The new, novel way of delivering fuel to an engine first debuted in an American car in 1957. Officially, the first car to use ...

Here is the definitive answer on whether you should pay the Toyota dealer premium or if a simple $15 additive is the secret to saving money and restoring your RAV4's performance. In my research on the ...