Vortec 4.3L V-6 regular unleaded, engine with 195HP Vortec 4.8L V-8 variable valve control, engine with 302HP Vortec 5.3L V-8 variable valve control, engine with cylinder deactivation and 315HP ...
Vortec 4.3L V-6 regular unleaded, engine with 195HP Vortec 4.8L V-8 variable valve control, engine with 302HP Vortec 5.3L V-8 variable valve control, engine with cylinder deactivation and 315HP ...
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 ...