Direct-injection engines were introduced with a promise that sounded ideal: more power, better fuel efficiency, and cleaner ...

The Ecotec3 L83 is a light truck version of the fifth-generation small block Chevy engine. It is found in the 2014-2019 Silverado 1500 and GMC Sierra 1500 pick-ups as well as the 2015-2019 Suburban, ...

Modern trucks rely heavily on precise fuel delivery systems to maintain performance, fuel economy, and emissions control. Mechanics are increasingly warning that cheap aftermarket fuel injectors are ...

The other day I dropped my car off at a European specialist shop, and while I was there, a technician was working in the engine bay of a Mk7 Golf R, cleaning out carbon deposits off the intake valves.

Until the early 1990s, many gasoline engine designs relied on carburetors to produce the fuel-air mixture needed to make the power that makes a car move. However, as the regulations around fuel ...

Times are a-changin’, folks. 2010 was twelve years ago, and a lot of the affordable used performance cars available today are more technologically advanced than ever. And none of those technologies ...

Port fuel injection (PFI) was a major milestone in the early '80s. The integration of PFI rapidly changed the way fuel was delivered by increasing fuel economy and improving engine performance. Even ...