Perkins has added an 18-liter, 500 kWe engine designed for mobile generator sets in the North American rental market, ...

Owners of diesel trucks are likely to seek methods of increasing performance and fuel economy and most probably may discover a bottleneck with the Diesel Particulate Filter (DPF). The DPF […] ...

Meet the latest member of the Hellcat family, which combines the base “orange block” lower end with the Demon’s valvetrain to ...

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

A 2025 Ram Laramie owner paid $77k only to have the AC fail at 325 miles! With the fan on max and having zero cooling, this ...

Jeep's 545RFE automatic transmission had two second gears with different ratios. One of the "second gears" was for shifting ...

Every serious gearhead knows that the right USB gadget can turn a cluttered garage into a smart, efficient workshop. From ...

Although Nissan has been in the doldrums ever since getting purchased by Renault in the early 2000s, it once had a reputation ...

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

One Jeep Wrangler 4xe owner documents what really happens during a dealer recall visit after Stellantis recalled over 320,000 SUVs over a battery issue.

Ferrari chose to show the engineering at an October preview in Italy and let the design wait its turn. That order of ...