Thread: Over propped?
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Old 10-09-2021, 12:00 PM
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Quote:
Originally Posted by rickinnj View Post
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Forward full throttle is 980rpm and steady 2 inHg .
Astern full throttle is 1125 rpm and a steady 2inHg.
That looks like a very overpropped engine or there is some other source of drag somewhere.
At 2" I would get over 2,000 RPM unless the prop is badly fouled.
Also, you may want a snubber for the vacuum gauge so it doesn't jump around.
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