A stock-based GM 4.3L V6 shocks the dyno with 1,400 horsepower at 33 PSI, proving this twin-turbo truck engine is far ...

YardstickThere is an old adage that you don't race dynos and flow benches. Manufacturers of test equipment use different standards and test procedures that will affect the results. This brings me to ...

Before getting to the test, a little background is in order. Despite my Chevy upbringing (and the fact that my first car was a '70 RS Camaro), I can say that until we received the letter from Tremul, ...

Starting engine dynamometer pulls at low rpm is hard on the dyno and hard on the engine. Today, engine dynamometer testing is an integral part of many HOT ROD engine buildups and product tests.

When it comes to vintage Chevrolet engines, the L88 is near the top of the epic performance pyramid. For those out of the loop, the L88 is a 427-inch big-block V-8 engine that was originally factory ...