I have a 3 blade Max-prop that came with my boat. I can’t her absolutely sure, but the quote for the prop in the documents I got from the PO recommended a 15” with pitch of 8.1” at 16° so I presume that is what I have and it has worked great. Dave
On Aug 3, 2015, at 2:22 AM, Dr. David Montgomery via CnC-List <cnc-list@cnc-list.com> wrote: > Yes, it is a 3 blade and I run it at the same 2700 rpm’s. Yet to get to 6.5 > knots or more would take plenty more rpms! If you by chance figure out which > prop you have (size) and what the pitch is I would love to know. Hopefully > (dear God!!) PYI can find enough left of mine to repair. > > On Aug 2, 2015, at 11:14 PM, David Blair via CnC-List <cnc-list@cnc-list.com> > wrote: > >> I assume your Maxprop is a 3 blade? I have that setup on my 34+ with the >> same engine. At 2700 rpm we do about 6.5 to 6.75 knots pretty regularly, No >> issues with vibration, seems to be good power and good reverse power. Sorry >> I don’t know offhand the pitch or size of the prop. That’s my Maxprop >> experience, FWIW. Cheers >> >> >> From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Dr. David >> Montgomery via CnC-List >> Sent: Sunday, August 02, 2015 10:51 PM >> To: cnc-list@cnc-list.com >> Cc: Dr. David Montgomery >> Subject: Re: Stus-List Best prop for 34+ >> >> Jim, I just dropped my prop off at PYI to be looked over. Mine was still >> working but one blade was a nasty orange color and the hub had lost a lot of >> material… though not enough to not keep it together. How bad was yours that >> was repairable? >> >> >> Dave M. >> >> On Aug 2, 2015, at 10:45 PM, Jim Watts via CnC-List <cnc-list@cnc-list.com> >> wrote: >> >> >> I had the same deal with my MaxProp, except all my zincs fell off. This was >> before I was Enlightened to dead-blow hammers and critical painting of zincs. >> >> It cost $500 US, but the guys at PYI did a great job of rebuilding the prop. >> Two weeks and half a boat unit is a cheap option. >> >> Jim Watts >> Paradigm Shift >> C&C 35 Mk III >> Victoria, BC >> >> On 2 August 2015 at 22:24, Dr. David Montgomery via CnC-List >> <cnc-list@cnc-list.com> wrote: >> It appears that the zincs got replaced on my drive shaft but not my >> Maxprop!!! Needless to say my prop is shot and I am looking at either >> another of the same or other options. I am hoping that some one out there >> with the same or similar boat can weigh in on whether the Maxprop or >> something else is recommended. I have a 3GM30 and ever since I bought this >> boat several years ago I have felt there was a bit too much vibration and >> not enough speed. If I take the engine up to about 2700 rpm’s my boat speed >> is only around 5 to 5 1/4 knots. The prop has always performed adequately >> but not great. Maybe the pitch etc. is off. Looking also at the Variprop >> which supposedly has the least drag of all 3 blades and can be adjusted much >> easier than the Maxprop. Thoughts, ideas, what are you other 34+ owners >> using? >> >> Thanks, >> >> Dave M. >> >> >> >> >> _______________________________________________ >> >> Email address: >> CnC-List@cnc-list.com >> To change your list preferences, including unsubscribing -- go to the bottom >> of page at: >> http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com >> >> >> >> _______________________________________________ >> >> Email address: >> CnC-List@cnc-list.com >> To change your list preferences, including unsubscribing -- go to the bottom >> of page at: >> http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com >> >> >> _______________________________________________ >> >> Email address: >> CnC-List@cnc-list.com >> To change your list preferences, including unsubscribing -- go to the bottom >> of page at: >> http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > > _______________________________________________ > > Email address: > CnC-List@cnc-list.com > To change your list preferences, including unsubscribing -- go to the bottom > of page at: > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > Aries 1990 C&C 34+ New London, CT
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