Diesel engines operate at higher compression ratios than gasoline engines, and fuel is injected under much higher pressure. An injection pump, usually driven by a belt or chain linked to the ...

The fuel injection pump is the heart of the diesel engine. Precisely delivered fuel maintains a rhythm or timing that keeps the engine running smooth. Simultaneously, the pump also controls the amount ...

Duralast’s replacement water pump keeps coolant where it belongs: inside our dually truck’s V-8 engine, not on the ground. This is a quick tech shot for enthusiasts who own older, 1990s-era pickups, ...

The '94-'98 Cummins 5.9L engine has been the mainstay of diesel power in Dodge trucks, and has a reputation as an excellent performer with the ability to make some serious horsepower. One of this ...

The National Highway Traffic Safety Administration is working with Stellantis to investigate potential high-pressure fuel pump failures in its 2018-2020 Ram trucks with the 6.7-liter Cummins diesel ...