[C320-list] RPM Vs SOG

Monte B. mjbc60 at sbcglobal.net
Sat Aug 23 23:33:05 PDT 2008


I remember that when I show up at the dock it's to get over doing 450 knots,
drink a little scotch and get over the unrelenting pace of life. 

Monte

-----Original Message-----
From: c320-list-bounces at lists.catalina320.com
[mailto:c320-list-bounces at lists.catalina320.com] On Behalf Of
Orlando.Duran at AveryDennison.com
Sent: Saturday, August 23, 2008 5:55 PM
To: C320-List
Subject: Re: [C320-list] RPM Vs SOG

Remember, when it comes to fixed-bladed props it's not the speed under power
that's important it's the speed under sail that counts...remember, a 320 is
primarily a sail boat... :)
----------------------------------
Regards,
OD

Sent from my BlackBerry Wireless Handheld


----- Original Message -----
From: "Monte B." [mjbc60 at sbcglobal.net]
Sent: 08/23/2008 03:49 PM
To: <C320-List at Catalina320.com>
Subject: Re: [C320-list] RPM Vs SOG

I too have the lowly 2 blade fixed pitch prop and got 6 knots at 2800
yesterday on smooth lake water.

Monte
Laima #620

-----Original Message-----
From: c320-list-bounces at lists.catalina320.com
[mailto:c320-list-bounces at lists.catalina320.com] On Behalf Of Kirk
McCullough
Sent: Saturday, August 23, 2008 5:43 PM
To: C320-List at Catalina320.com
Subject: Re: [C320-list] RPM Vs SOG

Adam

I can't believe you haven't upgraded yet ! .. :)

Kirk

#124
----- Original Message ----- 
From: "Chef Adam Weiner" <esquirecatering at rcn.com>
To: <C320-List at Catalina320.com>
Sent: Sunday, August 17, 2008 2:59 PM
Subject: Re: [C320-list] RPM Vs SOG


>
> Warren, don't say that you use the two bladed fix prop on this list.  You
> will regret it.  Every time I do there are massive personal and 
> non-personal
> attacks on my sanity for not using folding, feathering, no-prop, etc.
>
> Adam
>
> -----Original Message-----
> From: c320-list-bounces at lists.catalina320.com
> [mailto:c320-list-bounces at lists.catalina320.com] On Behalf Of warren 
> updike
> Sent: Sunday, August 17, 2008 1:32 PM
> To: c320-list at lists.catalina320.com
> Subject: Re: [C320-list] RPM Vs SOG
>
> I have the original two blade prop and get between 5.5 and 6.0 SOG 
> depending
> on conditions at 26-2700rpm. I rarely run over 3K except for short spurts.
> Temp is always between 175 and 190. Cooler in the spring and fall, warmer 
> in
> the summer when the bay water reaches 80F.
>
> Last year I used the optical tach from the C320 Tool Box to calibrate my
> tach so I'm confident it's reasonably accurate. In comparing responses to
> your query, take into consideration that tachs as well as temp gages may
> vary widely.
>
> Warren & Pattie Updike
> Catalina 320, #62, "Warr De Mar"
> Middle River, Chesapeake Bay
>
>
>
>
> -----Original Message-----
> I have an adjustable pitch MARTEC 3 blade feathering prop. and am trying 
> to
> decide if its pitched correctly and how well it performs.  I can get the
> RPM's up to 3400 under full power and achieve 6.8 knts SOG under calm sea
> and weather conditions.  At 2700 RPMs I'm doing about 5.4 knts.  3000 gets
> me to about 5.9.  How's that compare with others.  My temp gauge reads
> exactly 180 degs. at 2700 and rises just over the 180 deg mark when I push
> it to 3200 but seems to hold.
>
> Thanks,
>
> Joe Tamucci #619
>
>
> 


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