Badly labeled or confusing fuel pumps turn a routine stop into a four‑figure gamble. When drivers grab the wrong nozzle or a ...

The key ingredient to maximizing the peak performance of a diesel engine is increasing the amount of diesel being burned. On old mechanical-injection engines, the only way to do this was to modify the ...

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 ...

There's a term that gets thrown around fairly frequently not just from diesel engine builders, but by automotive enthusiasts from all walks of life: "bulletproof." Simply put, "bulletproof" implies ...

Diesel-engine passenger vehicles are gaining popularity in the US as technology solves most of their drawbacks. Most of the time, they start and drive just like gasoline-engine cars. They travel as ...

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 ...

COLUMBUS, Indiana—To comply with 2027 emissions regulations, new powertrains must make performance compromises. Despite the added weight and backpressure of a larger aftertreatment system, Cummins' ...

One of the most common mistakes at the gas station is accidentally filling diesel into a gas engine, or vice versa. The consequences are almost always dire, but what happens when you fill up your ...