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 ...

A lot of people forget or straight up never knew that General Motors built a dual overhead cam inline-six in the 2000s. It’s known by several names: The LL8, Vortec 4200, or more colloquially, the ...

In their later years, Vortec engines have fallen victim to some downsides, like Active Fuel Management, an aggressive thirst for oil, and engine knocking. But back when they were brand-new, these ...