The original DeLorean has always sort of been a letdown of a car, movie notwithstanding. Over the years, many a tuner has tried to turn it into something great with either naturally aspirated V8 ...

As Jeff Schwartz, owner of Schwartz Performance, told us, “I found the California car in Janesville, Wisconsin, in the possession of NASCAR Legend Rich Bickle. A difficult deal was eventually made, ...

Back in 2004, GM Performance Parts shipped us a complete LS1 to evaluate. Looking back, we really threw the hammer at this one. We tested every off-the-shelf cam, manifolds and cylinder heads, ...

Have you heard a twin-screw blower yet? There is nothing in the world like the giant slide-whistle scream of the new batch of positive-displacement superchargers for late-model engines. It's like ...