After three distinct generations and three decades of service, the 454 didn't return. Instead, GM's new go-to workhorse big-block became the all-new Vortec 8100 L18.

General Motors' Vortec engine has powered some of the best cars GM ever made, but it's not without its problems. Which years present the most issues?

Chevrolet's Vortec 8100 was a powerful big block engine that could be found in many GM vehicles. However, it was eventually discontinued. Here's why.

Fleet Owner's comprehensive preview of 2002 commercial trucks finds the economic slowdown isn't slowing the flow of new truck models to market. Dodge. DaimlerChrysler is making some interesting ...

2010 Chevy Camaro With Boosted Vortec I6 Swap Cracks 1,000 HP to the Tire Ditching the car's stock LS3 turned out to be a huge net positive for power output. Caleb Jacobs Oct 15, 2024 4:25 PM EDT ...

Produced just before crippling emissions regulations cancelled muscle car culture, this big block-powered Dodge hit the road.

With just 1,358 engines ever built, this is the rarest Ford big block V8 the Blue Oval offered in any of its vehicles.

The 8.1-liter Vortec V8 from General Motors, also known as the 8100 Vortec, is presumably the last big block V8 engine from the automaker.

GM Vortec 8100 Is The Most Reliable With the Big-Block V8 Engine Ever Made (Via Chevrolet) The GM Vortec 8100 is the most reliable big-block V8 engine ever made. It has 340 horsepower and 455 lb-ft of ...

8 Dec 2021, 06:09 UTC · By: Benny Kirk / The cheap and poorly thought out engineering of the Avalanche's 8.1 liter 330 horsepower Vortec 8100 engine is all too apparent ...

However, one GM platform big block Vortec engine held its own. The Vortec 8.1 (also known as the Vortec 8100 or 496) stayed in production for heavy-duty GM vehicles all the way until 2007.

For the Vortec 8100, GM designers cast aside the big-block's traditional long-port, short-port intake design and applied the LS1's strategy of making each intake and exhaust port as close to the ...