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 ...

Diesel engines rely on different types of fuel injection. Mechanical was used early on, but common rail became more popular for a few reasons.

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 ...