Gasoline direct injection, or GDI, is one of the most crucial bits of technology in the modern internal combustion engine. In engines equipped with GDI, highly pressurized gasoline is sprayed directly ...

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.

The basic difference between direct injection (DI) and the port-fuel injection (PFI) systems we've become familiar with since the mid-1980s is that PFI sprays fuel into the intake manifold (behind ...

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. The ...

Port fuel injection and direct injection are similar but distinct systems, so why do some engine designs include both?

In the ten years since its debut in the Corvette, the LT family has grown significantly with several variations offered across many GM platforms. The aftermarket has responded positively and is ...

SAE International Journal of Engines, Vol. 13, No. 3 (2020), pp. 293-310 (18 pages) This article aims to identify the best combination of intake port angle (IPA) and cylinder head pentroof angle (PA) ...

While Hyundai and Kia have been rolling out impressive new EVs like the Ioniq 5 N and Kia EV9 and redesigning existing models like the Sonata, the automaker still has the lingering problem of bad ...

Audi has gone through some wacky phases with its naming conventions recently, and as more and more models use the same engine with different power outputs, it becomes even more difficult. It seems ...

Knowing the inner workings of a vehicle comes with its set of benefits. You know the risks associated with potential issues, understand the causes, and can quickly fix things DIY-style. It is ...

Ford first introduced the Coyote engine back in 2010, and in the years since, this 5.0 L modular V8 has been a constant, important part of the company's line of engines. In 2023, Ford had already ...