Join Date: Jul 2006
Location: Robertsdale Al.
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recently purchased a hunnter 30, 1979 with yanmar ysm12 engine.
prop was replaced with a 3 blade 14/12 prop when the folding prop fell off.
max speed under power is 5 mph but sailing i get 7 -8 mph.
Is this too large a prop for this engine?
Rpms seem low under a load.