You must have often heard of terms like MPFI, DI, SFI etc pertaining to car fuel intake systems. But what are these and how do they function? MPFI, DI, SFI, TBI are all types of fuel injectors or fuel ...

The fuel injection pump is the heart of the diesel engine. Precisely delivered fuel maintains a rhythm or timing that keeps the engine running smooth. Simultaneously, the pump also controls the amount ...

You love late-model muscle cars, but do you understand what makes them tick? Do you know why your '10 Camaro SS not only has more power than equivalent cars of the '60s, but also with vastly better ...

Thanks to the adoption of direct fuel injection, teaming gas and ethanol has the potential to beat diesel efficiency. We can hear your groans already: Our federal government’s effort to curb oil ...

In order for a petrol engine to run at its most efficient, fuel must be metered into it in precise amounts. If it is supplied with too much fuel then it will run 'rich', causing excessive fuel ...

Electronic fuel injection revolutionized the auto industry in the 1980s. It came to replace the carburetor in the task of sending fuel to the engine's cylinders but it does much more: it controls ...

When electronic fuel injection first appeared on performance cars, it represented a major shift in the comfort zone of many hot rodders. Turning screws, replacing jets, and setting float levels were ...

Inlast month's issue, we outlined the installation of an electronic fuel injection (EFI) system onto the vintage Pontiac V-8 residing in Lou Rotella's 1967 Firebird. Its modified Quadrajet carburetor ...