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.

Ford and Pontiac both built 428 cubic inch V8s that became legends in their own right, but they did it with very different ...

With the seven participating Hemi Challenge engines at the Competition Cams research and development center, and the new Superflow 902 dyno installed in the test cell, the fun part of our competition ...

Last summer, we embarked on a mission to build a gigantic Windsor engine that would perform admirably on pump gas and still be worthy of competing at a True Street Challenge. Pump-gas performance has ...

Ogden, Utah, witnessed the annual gathering of coal-rollers on Saturday’s Weekend on the Edge Dyno competition. It’s a motoring event that’s been described by Diesel Tech as a celebration of “all ...

Big boost power is the name of the game, and this month we're bringing the high-performance Chevy crowd a quadruple-digit power play. The test subject is a 496ci Rat witha Comp valvetrain, Dart ...

Hennessey Performance is perhaps best known for its work with the Hellcat engine, as well as the VelociRaptor 6x6. However, if you want to set street racing speed records with your build, a twin-turbo ...

Powerful vehicles doing dyno runs can be exciting to view. Unfortunately for the driver of this truck, things went horribly wrong. The incident took place at Ultimate Callout Challenge (UCC) 2021, an ...