Knowing where cylinder number 1 is on an engine can come in handy, especially if you're keen on DIY maintenance. Here's how to figure it out.

Cummins has been making some of the best diesel engines for years now, and all of them have an engine identification number. Where can you find it?

There are two key numbers you'll find on your car -- the VIN and the Engine number -- and both play key roles in your car's past and future.

Cylinder number 1 is often the front-most cylinder in an engine, although the presence of exceptions means that one should always consult a manual.