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 ...

It's been a long time coming, but we finally are where we were supposed to be months ago with this series of articles. To refresh your memory, this series started out as a comparison of a modern EFI ...

NASCAR told Sprint Cup teams Saturday that they can use fuel injection at NASCAR-sanctioned tests this season. The Cup series will switch from carburetors, used since the series’ inception in 1949, to ...

Anyone who has gone to school to learn how to repair engines of all types, such as myself, will have learned the fundamentals of how they work. It's crucial for troubleshooting and diagnosing engine ...

When It comes to carbs versus computers, this ain't exactly my first rodeo. Almost since the inception of the fuelinjected 5.0L Mustang, the carbureted contingent has taken exception to the fancy new ...

This weekend’s NASCAR Sprint Cup Race at the Kentucky Speedway is significant for two reasons: first, it marks the debut Sprint Cup Series race at the Kentucky track, but it also marks the first test ...

Clogged injectors can cause a myriad of issues for your engine—it needs a consistent flow of fuel to run properly. Sometimes, simply pouring a can of injector cleaner into your gas tank before a ...