Modern engine bays are filled with black plastic where bright cast aluminum once sat, and few parts symbolize that shift more ...

It might seem like a bad move, but there are two major reasons why automakers are fitting their cars with plastic valve covers instead of metal ones.

A publisher of repair manuals reports that owners are discouraged by plastic engine covers. The CEO provides some amusing alternative uses for the covers. Covers can be removed without voiding a car's ...

You know what a pain those plastic engine covers are? How they get in the way and hide your own car's engine from you? Well, consider that black piece of molded ...

General Motors began its initiative to recycle plastic water bottles from the Renaissance Center and various manufacturing facilities with a goal to repurpose the plastic for its own business needs.

Some car enthusiasts see the engine as its centerpiece, the jewel in the crown that should be proudly displayed wherever possible. Modified, high-performance cars often have a blower, shaker scoop, or ...