The term Vortec signals that a Chevy engine is using Vortex technology, which employs a circular motion within the cylinder ...

The popularity of various engine designs typically fades over time as technological advances provide more power, better fuel economy, or both. Flathead designs gave way to overhead valves, and inline ...

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 ...

With the launch of Chevy's small-block V8 in 1955, General Motors introduced an engine family that would make its way into millions of vehicles across the world. It was especially known as a mainstay ...

In 1996, Chevrolet added Vortec heads to their 5.0L and 5.7L V-8 engines. This top end makeover also brought a redesigned fuel delivery system known as a Central Sequential Fuel Injection (CSFI) ...