Diesel innovation in Europe produced some genuinely brilliant engines, along with a few that mechanics would rather never see ...

Think the legendary 6.7 Cummins is the undisputed king of heavy-duty torque? Here are four massive diesel engines that ...

Diesels may not be as popular as they once were, but that doesn’t mean that they should be overlooked. There are some great ...

When Rudolf Diesel (yes, really) first conceived of a design for a sparkplugless engine that used heat and compression to ignite fuel in each cylinder, he was chasing a theoretical design premise ...

Starting fluids are volatile, highly flammable compounds that are typically packaged in an aerosol spray that can be applied ...

When shopping for a second-hand car, one of the biggest concerns for buyers is whether it might be riddled with problems and ...

The engines used in passenger cars and large trucks have many differences. Here's what separates heavy-duty diesel coolant ...