AVStar fuel systems for Lycoming engines—the top two are fuel injection servos, the bottom two are carburetors. The carburetors are machined from billets rather than cast—as was the practice for decades—making them stronger, with no porosity issues, allowing more accurate fuel metering.
It starts innocently enough—in your fixed-pitch prop single, climbing out on a warm, but not hot, summer day, the VSI points to a number even lower than the usual lethargic rate. Or, on a cold morning the engine monitor on your Bonanza is showing higher than normal CHTs. Have you got a problem up front […]
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