In 1995, engine shootouts were big around the office, and staffers struggled to build the most power for the least money. One result of those days was a 351 Windsor engine that squeaked out 447 hp at ...

It's a story as old as hot rodding itself. It starts with the sales pitch-"Buy my widget and your engine will gain 50 hp"-and ends with a disappointed customer with a car that sure doesn't feel like ...

This video documents a dyno tuning session for the BMW Z8 following the installation of a Supersprint exhaust system. The aim is to evaluate performance gains and sound characteristics after the ...

The owner of a black Chevrolet Camaro ZL1 has found out the hard way what can go wrong if you try to push a little too much power out of what is already a very powerful car. The owner of this ...

This video tests the power output of a BMW E36 323 equipped with an 800-euro eBay turbo kit. Taken to the dyno, the car is pushed through multiple runs to measure real horsepower and torque figures.