GM's first-generation Vortec engine was derived from its fuel-injected predecessor, the throttle-body fuel injection (TBI). Both the TBI and Vortec engines used only two injectors to supply fuel to ...

GM's 5.3-liter Vortec doesn't have the LS' performance reputation, but it's a capable small-block V8 all the same, as its horsepower and torque numbers show.

Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline "Straight-8" to the current LT1 V8. However, many agree that the small-block LS engines were ...

Inline Fever: GM Introduces Two New Inline Truck EnginesFollowing the lead of the successful Vortec inline-six engine that powers Chevrolet's TrailBlazer, General Motors has developed two additional ...

The Vortec 5.3L V8 LMG was an engine produced by General Motors for full-size SUVs. Displacing 5.3 liters in a V8 configuration, the LMG was part of the Vortec (Generation IV Small Block) engine ...

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 and ...