This is not a shootout. It's not called a shootout, it wasn't conducted like a shootout, and there is no winner. What we've done is put four Chevy multipoint injection (MPI) manifolds through a dyno ...

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 ...

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 ...

Carburetor vs Fuel Injection: Which are better, carbs or computers? Obviously, the Big Three have long since made the switch to electronic fuel injection to improve fuel economy, driveability, and ...

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 ...

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 ...

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 ...

It’s a contentious affair that has been ongoing now in hot rodding for roughly 30 years … carburetors versus electronic fuel injection (EFI). There are ardent supporters and vociferous cynics on both ...

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 ...