Diesel cars can be a great option if you're on the hunt for something more durable and efficient. However, that doesn't issues won't crop up. Here's what to do.

Small diesel engines are certainly worth the investment, but it's critical to be aware of common issues that can crop up.

When it comes to diesel engine swaps, the 3.9L Cummins 4BT is by far the most common. With its mass availability and overall simplicity, the inline-four-cylinder diesel has become the go-to for ...

Which is why they run higher compression ratios (18:1 up to 70:1) than gas engines, which in turn squeeze fuel and air into a ...

This is especially true for diesel engines. If the term is unfamiliar, engine blow-by happens when combustion gases make their way past the engine's pistons and cylinder wall to land in the crankcase.

The previous on-road fuel, LSD with sulfur content up to 500 ppm, won't be gone completely for several years. Diesel engines from the '06 model year and earlier and what EPA calls non-road diesels — ...