[C320-list] Rudder?

Donald Lawson dnclaws at aol.com
Thu Aug 31 21:43:29 PDT 2017


Denny
Let me correct something.  There was a CATALINA class in the around Catalina Island race  that a 320 won on corrected.  It did not win corrected overall but still corrected on Catalina 42s, etc.  Still a templeted and faired rudder and keel will do wonders.  No PHRF knock. Did it on my Olson 30 and did well in Santa Cruz Nationals. (4 of 24).  I do not race anymore and at 70 my body hurts to much afterward.  Going Cruising.
Don Lawson
Mandolin Wind
Ventura
On Aug 31, 2017, at 4:47 AM, Denny Browne wrote:

> Thanks, Don, very helpful.  
> 
> Denny Browne
> A Cappella #935
> Redondo Beach
> Sent from my iPhone
> 
>> On Aug 30, 2017, at 7:06 PM, Donald Lawson <dnclaws at aol.com> wrote:
>> 
>> Denny
>> The Olson 30 class adopted an eliptical rudder back in the 1990's or so.  The change was made to provide more control on a tight reach.  The surface area of the rudder was the same as the old one in an attempt to alleviate concerns with PHRF.  There was no difference in speed upwind/ downwind.  Boats with old rudders won Nationals against new rudders.  Didn't make a difference, PHRF knocked us 6 sec if we made the change.  Luckily we did not have to race PHRF at that time.  
>> IF you make a rudder change you will have to notify PHRF of the change and take whatever knock they give you. You can appeal, but good luck with that. Much better to take the rudder to Driscoll in  San Diego and have them template and fair it.   If you are really seriious have them do your entire boat.  I tried to buy one I think they did, but I was to late.  It won the around Catalina Island race and it was totally tricked out. Don't remember the name.  Maybe someone on this list has the info.
>> Don Lawson
>> Mandolin Wind
>> Ventura, CA
>> 
>>> On Aug 30, 2017, at 11:39 AM, denny.browne at me.com wrote:
>>> 
>>> I race A Cappella pretty regularly, with both symmetrical and asymmetrical
>>> spinnakers and I've heard improvements to the rudder can make a big
>>> difference downwind. Light air is no problem, but heavy air can get a little
>>> exciting.
>>> 
>>> 
>>> 
>>> Catalina Direct offers a Rudder Craft replacement (same price if you order
>>> direct), and I'm wondering:
>>> 
>>> 
>>> 
>>> 1.      Has anyone tried this and how does it perform?
>>> 
>>> 2.      Has anyone tried any different rudder modifications, and how'd that
>>> work out?
>>> 
>>> 
>>> 
>>> All thoughts appreciated,
>>> 
>>> 
>>> 
>>> Thanks,
>>> 
>>> 
>>> 
>>> Denny Browne
>>> 
>>> A Cappella #935
>>> 
>>> Redondo Beach, CA
>>> 
>>> 
>>> 
>> 



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