Prop size

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May 31, 2007
776
Hunter 37 cutter Blind River
Does anybody know the size and pitch of the standard two bladed prop that came with the 37C equipped with a 3QM30?
 
Dec 2, 1999
15,184
Hunter Vision-36 Rio Vista, CA.
Sandpiper: I am not sure why you want to know what prop came on that boat. Your best bet is to enlist the advise of a certified prop shop and have them size a prop for your boat based on the motor, transmisson and clearances. This is the BEST way to ensure that you have the best prop for your vessel.
 
Jun 7, 2004
18
- - Nyack
The original prop was a 15RH16 two blade Most of the people I know who have changed to a three blade go to a 16RH14.
 
May 31, 2007
776
Hunter 37 cutter Blind River
Thanks. 15X16 is what is stamped on my prop. It is probably original. With the new engine (Nanni 30hp, 2.5:1 reduction) I am not getting up to max. rpm. - like 600 short. Flex-o-fold quoted me a 3 blade 15X12 and Campbell Prop a 3 blade 15X8. That is quite a discrepancy but we may be comparing apples and oranges as they are based on somewhat different principles.
 
Jun 2, 2004
5,802
Hunter 37-cutter, '79 41 23' 30"N 82 33' 20"W--------Huron, OH
My Flex-O-Fold is 15x12 also. I purchased it when I upgraded to the 3YM30. I have my Michigan 3-blade for sale here on SBO. The Flex is a great prop, easy 6.5 knots under 3000 rpm. Just make sure that you use a stainless key(you might remember that I lost the prop in the Erie Canal).
 
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