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 ...

General Motors' modern Ecotec engine family first saw the light of day in 2000, when a 2.2-liter inline-four making 147 hp debuted for global use in the Opel Astra — the German brand was a GM ...