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Engine Oil

Asked by: 1561 views Aircraft Systems

Why do we have to keep adding oil? The only thing that I could think of the oil going is small amounts of it getting past the piston o rings and getting burned in the cylinders.

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1 Answers



  1. John Scarry on Feb 09, 2022

    You also lose some out the crankcase breather. Check under the engine below the breather tube on your next pre-flight and you’ll see a small puddle.

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