"It finally happened." Even with 3k-mile oil changes and a DFM disabler, this 2019 Silverado owner's engine is toast at 130k.

In 1962, Chevrolet introduced double hump heads on its small-block engines. These helped shape the incredible power of ...

Typically, a flat-plane V8 won't produce as much torque. The flat-plane V8 also doesn't run as smoothly as a cross-plane ...

It takes time create perfection, and for the owner of this 1967 Chevy Camaro, that means two decades of building and ...

GM Authority has been busy serving up several exclusive details on the next-gen GM Small Block V8, but now, we're wondering - ...

In 1978, General Motors revealed its 'revolutionary' 350 V8 diesel engine... which turned out to be one of the most terrible ...

Despite the GM 454 and Pontiac 455 being within a cubic inch of each other, and both being GM brands, the two engines are ...

If the modern craze for powerful SUVs isn’t your thing, this muscled-up Bel Air Wagon might be exactly your kind of wild ...

The 1963 Chevrolet Impala Z11 was a lightweight version of the Impala that packed a 430-hp 427 under the hood and dominated ...

Discover how the LS1 became a lightweight, swap-friendly V8 icon, from its C5 Corvette debut to HSV power upgrades, and learn ...

The 5.3 GM engine has a few iron variants and cathedral ports while all 6.2 engine variants are aluminum with rectangular ...

The Vector M12 fared much worse than its Diablo cousin, being labeled as the “worst car ever tested” by AutoWeek, one of “The World’s Worst Supercars” by MSN Autos, and a “botch job” by Car Throttle, ...