In this video, a brand new BMW M135i is tested on the dyno to measure its real-world power and torque in completely stock ...

In this video, we put the new BMW G90 M5 on the dyno at MSL Performance to find out whether it truly delivers BMW’s claimed 727 horsepower. Tested on 99 RON fuel with a fully charged hybrid battery, ...

5.0 Mustang & Super Fords magazine installed a Steeda Cold Air Intake on a 2010 Mustang. Check out the video for the dyno test and the July 2010 issue for the full story!

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 ...

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We put together a budget 5.7L LS engine (327 cubic inches) to show that you don't have to go broke to enjoy the benefits of an EFI-equipped LS engine in your classic Chevy. The engine ended up making ...