The carbureted car and truck era phased out by the early '90s. Carbs are still in use today on a few motorcycles, lawn mowers, and other power equipment, but electronic fuel injection (EFI) is ...

Fuel injection systems inject fuel at just the right time and place to mix with air and form the mixture that drives the engine. Just about every new vehicle is fuel-injected. (The last carbureted ...

The power, fuel efficiency, and longevity of an engine will heavily depend on the fuel that’s being delivered. Furthermore, an engine’s efficiency is dependent on a precisely calculated air-to-fuel ...