High-output electric fuel pumps are necessary when fuel delivery becomes critical to engine life or performance, as in high-horsepower or nitrous-injected applications. We visited Mark Hamilton at M.A ...

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 ...

Direct-port electronic fuel-injection may be the ultimate fuel metering system, but unfortunately it is also by far the most expensive. Presently available systems are based on factory electronic fuel ...

Self-learning electronic fuel injection (EFI) systems have made converting to fuel injection far less painful. This has removed complicated EFI tuning as an excuse not to convert. But a far less ...