Carburetors are old news. We've moved on to electronic fuel injection long ago. But of the two main varieties of fuel ...
Port fuel injection has some big advantages, but automakers increasingly are using gasoline direct injection instead. The ...
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 ...
Lots of new car engines these days are built with both port and direct fuel injection. On the surface, that might not make much sense. Why would a carmaker use two different types of injection methods ...
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