When Detroit made the big switch to electronic fuel injection (EFI) about 15 years ago, most hot rodders retreated, assuming that this new technology would never be part of their world. Deeply ...

The subject of electronics in hot rodding rivals politics and religion as topics to be avoided in polite company. Mention computers to a reactionary hot rodder and he'll likely declare that silicon ...

This video deep dives into the various popular forms of fuel injection. We'll discuss the tuning flexibility of port injection, the advantages of the cooling effects of in-cylinder direct injection, ...

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 ...

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 ...

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 ...

The Komatsu hydrostatic drive uses a high-speed and low-speed motor. When lots of torque is needed, both drives work through the crankcase; but when the machine gets up to speed, a clutch removes the ...

Port fuel injection (PFI) was a major milestone in the early '80s. The integration of PFI rapidly changed the way fuel was delivered by increasing fuel economy and improving engine performance. Even ...