Tracking critical engine data is essential for optimizing performance and ensuring the longevity of your vehicle. Aftermarket ...

Each year, your tech editor spends one full week in January at a gathering called the Motorsports Parts Manufacturers Council Media Trade Conference. Held in Los Angeles, MPMC gives members of the ...

Back in the Fox days, the most common method of tuning was to increase timing until detonation, and back it off a couple degrees. Like Fox cars, that method was crude, but a dyno wasn't on every other ...

Measuring an engine's air/fuel ratio is arguably the best method of understanding how well or poorly an engine is running. Not that long ago, it was very expensive and cumbersome to install an AFR ...

One of the great joys of life is experiencing the surge of horsepower from a turbocharger. It makes all of the sutututuuuu and pshhhh you could ever ask for when the throttle blade slices closed – ...