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 ...

When electronic fuel injection first appeared on performance cars, it represented a major shift in the comfort zone of many hot rodders. Turning screws, replacing jets, and setting float levels were ...

Certain units of the 2023 through 2024 Chevy Colorado pickup, powered by the turbocharged 2.7L I4 L2R engine and 2.7L I4 L3B gasoline engines, are included in a new GM Service Update containing a fix ...

For 2001, GM released its 6.6L Duramax engine, which, at the time, was considered by many to be the most advanced diesel powerplant ever installed in American pickup trucks. The fact that the same ...

Vehicle fuel injectors are integral to a car's engine fuel delivery system. Fuel injectors are responsible for delivering the right fuel at the right time. Gasoline and diesel-powered engines of all ...

GM has issued a service update for a fix to a fuel injector flow rate issue affecting certain units of the 2020 through 2023 Cadillac CT4 sedan equipped with the turbocharged 2.7L I4 L3B gasoline ...

This is the twin TBI setup attached to the top of the new cross-ram manifold. Note that fuel enters the left TBI unit first and then on to the right unit before being returned to the tank. Although ...