It may seem obvious, but fill the engine's crankcase with the right amount of oil, usually four to five quarts, and make sure the filter is full of oil. If you've purchased an assembled motor, check ...

See exactly how a starter actually spins a motor thanks to this nifty custom see-through model. Starter motors are incredibly convenient pieces of engineering. Instead of having to use a hand crank to ...

Most modern diesel engines already feature an electric start system. However, older engines often required manual starting methods such as hand cranks, kick-starts, or pull-starts, which could be ...