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 ...

Testing carburetors on an engine dyno can sometimes be misleading. We've all seen tests showing large-cfm carburetors making more power—even on a small engine that nobody in their right mind would run ...

The Stage 2 Audi S3 8Y puts down an impressive 440 horsepower on the dyno thanks to a carefully engineered combination of an Eventuri intake, upgraded intercooler, performance exhaust, and ECU tune.

The Audi RS6 C8 producing 900HP with TTE1020 turbos and an Akrapovic exhaust delivers an aggressive twin turbo V8 engine note during dyno pulls and high-speed acceleration runs. This video captures ...

Whether basic bolt-ons or forced-induction, gearheads can’t help but modify their rides. With the rise of handheld and PC-based ECU tuners, folks have an easier time than ever making big power from ...