I finally got to trying out a new prop on my Haines Hunter 17R with a DF140 on it. Initially had 17p prop on and was like being stuck in 3rd gear! It would hit rev limiter nearly straight away when trying WOT. Have put a genuine 21p alloy on (stainless are soooo expensive!) and now get the following:
about 38 knots at 6000rpm WOT which seems about right to me. The engine sounds like its loaded about right now.
about 38 knots at 6000rpm WOT which seems about right to me. The engine sounds like its loaded about right now.
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