oil analysis

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    Oil Analysis- C150M - O-200

    Total time SMOH 970 (15 years ago) Total on 4 cylinders 360 (8 years ago). Good afternoon all, Recently bought a C150 to fly around for fun. I love it but since it was only flying 20 to 40 hours a year for the last 10 years I decided to do an early oil change (11.5 hours). I logged these in...
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    IS OIL ANALYSIS A GOOD DETECTIVE?

    Recently my Ercoupe's C-85 lost oil prime which resulted in no oil pressure on start-up. Unfortunately, it ran for around 15-minutes - including a run-up, before being noticed. Long story, it was a "friend" warming up plane for oil change and did not notice. I know, I know, the engine is...
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