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 ...
The basic difference between direct injection (DI) and the port-fuel injection (PFI) systems we've become familiar with since the mid-1980s is that PFI sprays fuel into the intake manifold (behind ...
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Mechanics say ignoring carbon buildup is hurting direct-injected engines
Direct-injected engines helped modern vehicles produce better fuel economy and stronger performance, but mechanics are ...
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How fuel injection works - direct vs port injectors
How does fuel injection work? Everything you need to know about fuel injection! Throttle body injection, multipoint port injection, and direct injection. Injection techniques for both gasoline and ...
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