Most people pump diesel without thinking about what's in the nozzle, but the stuff has a long journey before it hits your fuel tank. Diesel doesn't magically come out from underground — it's ...

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 are famous for reliability, longevity, and torque — until winter shows up and reminds them that chemistry still applies. Diesel fuel, which is pricey nowadays, behaves differently in ...

Yes, diesel can go bad over time, just like gasoline when it sits for too long inside your car. Typically, its shelf life is anywhere between six and 12 months, which is twice the usual rate of ...

Diesel engines are known to be reliable and long-lasting, but they can also present unique maintenance issues that you must understand to avoid, and high up on that list is the gelling of diesel fuel.