Audi’s stillborn Group S rally car had its engine in the middle, and there’s just one left today. At the height of the Group B rallying formula, things started to get out of hand, with spiraling ...

This custom 124 Spider ditches its 1.4-liter engine for something even better. The owner tells us how the project came to life. The Fiat 124 Spider is the Mazda Miata’s oft-forgotten Italian sibling.

Quality engine components are expensive. Especially the trick "hi-po" parts that are usually found reciprocating in a hot rod engine. That's why it's critical when assembling your engine that you get ...