The first on-track test of fuel injection in NASCAR’s Sprint Cup Series could come as early as July 7 at Kentucky Speedway, provided NASCAR finalizes specifications for system hardware and software in ...

Back when Shelby was looking to make its little Cobras go faster, it turned to multiple carburetion in the form of a quartet of downdraft Weber carburetors. Not only did having eight individual ...

What makes more power: carbs or computers? As soon as OEMs replaced the beloved carburetor with fuel injection, a line was immediately drawn in the sand, with carbs on one side and injection on the ...

Carburetors are old news. We've moved on to electronic fuel injection long ago. But of the two main varieties of fuel ...

It would seem like every single Shelby-handled car out there has a story to tell, a uniqueness that helps keep them at the top of the list of the most cherished and desirable automobiles ever made.

It's no surprise that some drivers want to save fuel at the moment, but will switching it off in traffic really save you ...

Fuel injectors don't just deliver fuel. They meter it, shaping the spray so the air-fuel mixture burns in the way the engine wants it to. When deposits build up, injector fuel flow can decrease and ...

If you’re in fleet management or the construction industry, you undoubtedly have machines that run on diesel fuel. In addition to large trucks, more than 75% of all heavy construction equipment uses ...

Gasoline direct injection (GDI) engines emit less carbon dioxide (CO 2) than port fuel injection (PFI) engines when fossil fuel conditions are the same. However, GDI engines emit more ultrafine ...