Two engines from General Motors brands captured enthusiasts' attention: the Oldsmobile 350 and the Chevrolet 350. What made these engines unique, and how did they compare with one another?

In 1968, Oldsmobile released the W-31 package for its third-generation F-85 coupe lineup. At the heart of the W-31 package was a 350 cubic-inch V8 with a 4.057-inch cylinder bore and 3.385 inches ...

the Olds 350 diesel's bad reputation— initially well-deserved, though GM eventually worked out the worst bugs— has followed it for close to 40 years, and you can pick up these engines for next ...

Somehow, I have managed to get 18 months into this weekly series without documenting a single vehicle built by the company ...

a V6 version was offered in 1979 and again in 1982 Largely based on the Oldsmobile 350-CID gasoline engine Plagued by severe problems throughout its early life Oldsmobile's response to the second ...

but from an engine that wouldn't raise the hackles of insurance companies. See All 81 Photos As we all know, it's the powerplant that puts theinSo Olds started with the Rocket 350 block ...

It may seem weird in today's austere era, but General Motor's Buick, Chevrolet, Oldsmobile, and Pontiac divisions once all produced unique 350 engine designs. Virtually no parts interchange ...

The Rallye 350 arrived at a time when ... incorrect features I can spot in this engine bay, but that's not a major drawback. The seller says the Olds has a few options, including the Hurst gate ...

The only GM engine in the works capable of single-handedly bringing their lineup further into compliance with new regulations came courtesy of Oldsmobile and their 350-cubic inch (5.7-liter ...

Unfortunately, the diesel 350 wasn't designed or tested so well (contrary to popular belief, this engine didn't use the same block as the gasoline Olds 350, but it did use the same not-ideal-for ...