Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

Many widely believed tips about saving gas are outdated or simply wrong, according to guidance from federal agencies and ...

Having fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades. If you've ever gone through having to start an engine with a poorly tuned ...

The days of electronic fuel injection referred to as Black Magic are over. It has taken hot rodders long enough to figure out carburetion, and with the advent of EFI, the fear of "something new" ...

Carbureted engines may seem like a relic of the '60s and '70s, but the final carbureted pickup sold in the U.S. was available well into the 1990s.

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 ...

Fuel injectors rarely get the same attention as turbochargers, superchargers, or cylinder heads, but they play a far more critical role than most enthusiasts realize. Every fuel-injected engine, ...

It’s rare that we get to see the inner workings of a high-revving engine as it reaches full tick. Most internal combustion motors in regular production cars don’t dare rev past 8,000 RPM, with many ...

This 1957 Corvette is more than just a project car. It's been sitting for decades, it still sports a solid condition, and it was this close to getting a second chance, but the owner never got the ...

Introduced in 1972 as the replacement for the 365 GTC/4, the 365 GT4 2+2 was succeeded in 1976 by the 400. Ferrari never sold this fellow in the United States due to its carbureted engine, which ...