Scotty Kilmer has a trick for checking cylinder compression and fuel pump operation using a graphical multimeter.
Should work on an airplane motor and pump. Might be worth carrying in a plane kit.
The one he is using: https://www.ebay.com/itm/353314765737
Is pulling the prop through a good indicator of compression? Should it be about equal difficulty for each cylinder?
I recently purchased my M20C and flew it home to PA from Texas with no issues. About 3 weeks after having it cylinder 3 fouled the lower spark plug and I couldn't get it to che...
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