Port fuel injection has some big advantages, but automakers increasingly are using gasoline direct injection instead. The reasons are numerous.

Gasoline direct injection (GDI) engines have become prevalent in modern light-duty vehicles owing to their improved thermodynamic efficiency and lower fuel consumption compared with ...

A Kia driver stopped into an unconventional place to get an oil change—an Advance Auto Parts—and that kicked off a conversation about a certain kind of engine and the love that it might require.

If you think direct-injection diesel engines made their debut in the 1980's, think again. The first diesel without extra ...

Direct injection engines deliver fuel at high pressure directly into the combustion chamber. When the fuel spray strikes surfaces such as the piston crown or liner, a thin liquid film forms. This film ...

A cutaway image of a direct-injected BMW engine - Ton1~commonswiki/Wikimedia Commons Until the early 1990s, many gasoline engine designs relied on carburetors to produce the fuel-air mixture needed to ...