When it is powering a race car--with all the rumbling, vibrations,beating, and banging going on--it can sometimes be easy to forget thatthe engine is a precision piece of equipment. In the hands of ...

I have a normally aspirated 1981 Buick 231 V6 in my hot rod and was wondering what flexplate to use. It seems there are internal balance and external balance applications. Is there any reason I can't ...

America was founded on revolutionary ideas, but it was built by movement. For 250 years, the nation has depended on ever-better ways to move people, products, and prosperity across a vast continent.