Electronic fuel injection is better for its efficiency, but installing it in a car that wasn't built for it requires ...

This is the twin TBI setup attached to the top of the new cross-ram manifold. Note that fuel enters the left TBI unit first and then on to the right unit before being returned to the tank. Although ...

For the casual enthusiast, the romance of lifting the hood of your project car and swapping that old-fashioned carburetor for high-tech electronic fuel injection (EFI) was often shattered by the ...

When it comes to the local soccer mom and her minivan, she doesn't care whether or not that engine is carbureted or fuel injected. All she cares about is whether or not it'll start and get her to the ...

Electronic fuel injection is older than you think, the earliest example being the failed Bendix Electrojector system from 1957. Bosch bought the rights to the Eletrojector system and developed it into ...

The automotive aftermarket has come a long way in helping car guys bring 50-plus-year-old cars into the modern era. Of course, you can engineer the “old car” feeling out of your old Chevy by swapping ...

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 ...

Port fuel injection and direct injection are similar but distinct systems, so why do some engine designs include both?

Automobile engines have undergone tons of changes over the years, primarily to make them more efficient. For the most part though, engine changes result from a string of iterative improvements on ...