They're the last stage of getting fuel to our engine and are usually reliable. Unfortunately, if they have a problem, it was probably maintenance-induced.
That’s the fuel injection line and nozzle for the front left cylinder on a Lycoming AEIO-320 engine mounted on a Citabria 7KCAB. Yes, that’s bug splat—this is a working airplane.
They’re smaller than your thumb, inject a metered amount of fuel into each cylinder of your fuel-injected engine and rarely cause problems, but their maintenance needs should be understood as part of knowing the whys of your engine’s operation. Fuel injection was developed to overcome some of the disadvantages of carburetors, notably unequal distribution of […]
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