Hunter 34 prop

Db421

.
Jun 7, 2004
93
Hunter 34 1986 Lake Lanier, GA
I have a 15", 15 pitch 2 blade prop on my 1986 h 34. I believe it's a 1" shaft. Thinking about moving to a 3 blade fixed prop. Anything I should consider that I'm not thinking about? Not sure I need a three blade, just fact finding.
Thanks!
 

jssailem

SBO Weather and Forecasting Forum Jim & John
Oct 22, 2014
22,294
CAL 35 Cruiser #21 moored EVERETT WA
You say you're considering a change.
Why are you considering this action?
How do you use your auxiliary engine on Lake Lanier?
The way you use your auxiliary power source should guide you as to the type of prop needed.

Do you sail more than you power?
Are you fighting currents that demand you power with higher performance?
Are you having vibration issues? Vibration issues may not involve the prop.
 
Nov 6, 2006
10,010
Hunter 34 Mandeville Louisiana
DB421.. I have the 15 X 15 RH prop, 1" shaft, on my H-34 and have been ok with it .. I replaced it in '08 when the original Michigan Sailor threw a blade (corrosion) .. The new Michigan Sailor 2 at the same pitch/diameter has been fine for the coastal cruising that I do .. ..
If considering a three blade prop, think about the Cambell folks. They seem to have a pretty good fixed blade product.. Whoever you go with, get them to recommend the diameter and pitch .. some props, like feathering or folding will need a different pitch than the original.
Hope you guys are de-iced up there now!
 
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Jan 7, 2011
5,278
Oday 322 East Chicago, IN
Why not consider a 3-blade folding or feathering prop? Assuming you sail, and don’t just motor, the feathering or folding prop will give you some extra speed when sailing. It will also stop the shaft from spinning while under sail.

I put a 3-blade MaxProp on Tally Ho last season and really appreciate the reverse thrust, the extra 1/2 knot of speed in light air, and the fact that the shaft is still while under sail. No noise and no spinning of the transmission parts. I also like the fact that the MaxProp pitch is adjustable. I am going to try to add small bit of pitch to my FWD setting this year to see if I can squeeze a bit more speed out of a given RPM.

Yes they are expensive, but they are a work of art ;)

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Greg