It's a story as old as hot rodding itself. It starts with the sales pitch-"Buy my widget and your engine will gain 50 hp"-and ends with a disappointed customer with a car that sure doesn't feel like ...

Last month we built a mild street engine using a factory Chrysler 383 block, crankshaft, rods, and cylinder heads combined with some aftermarket goodies from Comp Cams and Summit Racing Equipment, and ...

Chassis dynamometers(or what we commonly refer to as a dyno) have become an essential tool in the pursuit of maximum engine performance, regardless of whether you’re building a modified street machine ...

How many years have you been tinker-tuning your Corvette only to have to keep popping the hood for more tweak-tuning? Can't quite get the carburetor in a proper state of tune? Rough running, misfire, ...

The folks at Motor Trend strapped the 2020 Chevrolet Corvette to a dynamometer to see if the 6.2-liter Small Block "LT2" V8 actually makes the stated 495 horsepower, 470 lb-ft. The websites findings?: ...