We've been getting a ton of mail with questions about how and when to modify the Vortec small-block iron heads—so much mail that we decided to condense all the Vortec information into one ...

But where does the Vortec engine fit into GM's V8 lineup? GM utilized the LS engine-coded V8s primarily for its sportscar lineup. On the other hand, the automaker used Vortec engines in its ...

However, that doesn't mean you should toss out your perfectly running cast-iron Vortec 5.7L like old bathwater. The 1996-2000 350ci Vortec 5700 engines enjoy lots of aftermarket support to help ...

Driving Line compares the GM 4.2-liter inline-six-cylinder Vortec 4200 to Toyota's 2JZ engine, one of the most powerful inline-6 engines ever put in a production car. While the production GM 4.2 ...

According to GM's 2010 Fleet Guide, the company is dropping the naturally aspirated, 367-horsepower, 375-pounds-feet-of-torque, 6.0-liter V-8 L76 Vortec engine from its Chevrolet Silverado 1500 ...