The popularity of various engine designs typically fades over time as technological advances provide more power, better fuel economy, or both. Flathead designs gave way to overhead valves, and inline ...

When the '55 Chevy debuted in the fall of 1954 with its new 265 cubic-inch V-8, buyers loved the car, but some were skeptical about the new engine. Stablemate to the new powerplant was Chevy's tried ...

When Cooper Bogetti was building his fourth-generation Chevy Camaro drag car, he had a fairly run-of-the-mill plan for it: yank out the stock V6 engine, drop in a turbocharged LS of some sort and, ...

General Motors has been using Duramax diesel engines in certain workhorse models for nearly a quarter century. The 6.6-liter V8 version which powers Chevy Silverado 2500/3500HD and GMC Sierra Heavy ...

General Motors has finally released full details on the fuel economy of the 2015 Chevy Colorado and GMC Canyon. With the new 2.5-liter four-cylinder engine that pumps out 200 hp and 191 lb-ft of ...

Since the launch of the present-generation Chevrolet Equinox crossover, the four-cylinder model has been pummeling the optional V-6 by a large margin. Fuel economy is the most obvious reason, as many ...

Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Growing up, Mark always had a mind for tinkering on random items throughout his home and dad’s garage, including a 1953 Ford Mainline and ...