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.

Indeed, the tests we conductedwith an as-delivered GMPP LS7 crate engine on a Super Flow 901 dyno atThompson Racing Engines in Redford, Michigan, generated 546 hp at 6,100rpm and 514 lb-ft of torque ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

Hot Rod Editor in Chief John McGann – all photos John McGann Hot Rod Magazine editor in Chief John McGann joins Dane Neal on WGN Radio. Hear as John shares the excitement around this annual event that ...