Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...
Diesel engines can technically run backwards, though there's very little (if any) practical applications for this, especially for road-going engines.
Gasoline and diesel engines are very different. The former rely on spark ignition while the latter use compression ignition. Diesel engines typically run at much higher compression ratios than ...
What makes a diesel engine different to a regular gas engine, and is one better than the other?