Anyone remotely familiar with diesel engines understands the importance of oil and coolant, as they are the lifeblood of the powerplant. Oil lubricates, water cools—and one without the other typically ...

While engines, especially light-duty diesel engines, have become far more advanced over the years with the addition of high-pressure common-rail direct injection, sophisticated turbocharging, and ever ...

API PC-12 engine oil categories CL-4 and FB-4 are advancing toward a 2027 launch. Here’s what the changes mean for fleets, ...

As emissions restrictions tighten and more automakers struggle to meet increasing CAFE standards, small-displacement turbocharged engines are becoming more and more common. A small, efficient, ...

One of the great joys of hot rodding is rebuilding your own engine. But rounding up all the parts and getting them all machined and prepped can really be a headache. There are so many different ...