Port fuel injection has some big advantages, but automakers increasingly are using gasoline direct injection instead. The reasons are numerous.

Timing gears are installed, the injection pump is timed, and the front cover is sealed properly. An oil galley plug oversight ...

We may receive a commission on purchases made from links. A spark plug isn't just one standard item, and the market is full of different types, materials, and designs. They're each made to run best ...