[C320-list] AUTOPROP

Richard A. Walker dickwalker at att.net
Thu Nov 3 16:01:00 PST 2005


You need to provide AUTOPROP with your gear reduction ratio that is on a
plate on the transmission.  They will advise the prop.   

 


Engine RPM

2.61 Gear

2.21 Gear


1000

4

2.7


1200

4.7

3.5


1400

5.45

4.3


1600

6

5


1800

6.4

5.6


2000

6.6

6


2200

6.9

6.3


2400

7.2

6.6


2600

7.3

6.7


2800

7.35

6.85


3000

7.35

7.1


3200

7.35

7.2


3400

7.35

7.3


3600 (FT)

7.35

7.35

 

 

Cheers,

 

Dick Walker

740 Olive Ave.

Coronado, CA 92118-2136

619.435.8986

 

-----Original Message-----
From: C320-List-bounces at catalina320.com
[mailto:C320-List-bounces at catalina320.com] On Behalf Of belairlk at aim.com
Sent: Thursday, November 03, 2005 3:02 PM
To: C320-List at catalina320.com
Subject: Re: [C320-list] AUTOPROP

 

There's a strong possibility.

 

BTW, for those using Auto prop---which model do you like:  H5-394 (2.21
ratio) or H5-416 (2.36 ratio)?

 

Len

Aqua5 #1070 

 

-----Original Message-----

From: Richard A. Walker <dickwalker at att.net>

To: 'C320-List' <C320-List at catalina320.com>

Sent: Thu, 3 Nov 2005 13:43:58 -0800

Subject: RE: [C320-list] AUTOPROP

 

 

Len are you coming to the Regatta 2006?

 

Cheers,

 

Dick Walker

740 Olive Ave.

Coronado, CA 92118-2136

619.435.8986

 

-----Original Message-----

From: C320-List-bounces at catalina320.com

[mailto:C320-List-bounces at catalina320.com] On Behalf Of belairlk at aim.com

Sent: Thursday, November 03, 2005 1:42 PM

To: C320-List at catalina320.com; bruegf at sjtc.whirlpool.com

Subject: Re: [C320-list] AUTOPROP

 

I find that PYacht.com has best prices, except for some parts at

CatalinaDirect.com.

 

Len

Aqua5 #1070

Marina Del Rey, CA 

 

-----Original Message-----

From: Richard A. Walker <dickwalker at att.net>

To: bruegf at sjtc.whirlpool.com; 'C320-List' <C320-List at catalina320.com>

Sent: Thu, 3 Nov 2005 12:17:06 -0800

Subject: RE: [C320-list] AUTOPROP

 

 

Typo..........pyacht.net

 

Cheers,

 

Dick Walker

740 Olive Ave.

Coronado, CA 92118-2136

619.435.8986

 

-----Original Message-----

From: C320-List-bounces at catalina320.com

[mailto:C320-List-bounces at catalina320.com] On Behalf Of Fred Bruegmann

Sent: Thursday, November 03, 2005 12:15 PM

To: C320-List

Subject: Re: [C320-list] AUTOPROP

 

www.pyacht.net

 

Russell Monaco wrote:

 

>Dick-

>what is pycht.net, is that a typo? i can't find it.

>russ

> 

>"Richard A. Walker" <dickwalker at att.net> wrote:

>That is a long story. Practical Sailor rated it the best. Check out

>http://www.autoprop.com/ . The place to buy it may be at pycht.net. 

> 

>Simply less drag and more power at a give RPM. WindWalker II get 7.1kts at

>2600 RPM. My 2 bladed prop gets about 5.6 kts.

> 

>It also backs true. 

> 

>Cheers,

> 

>Dick Walker

>C-320 (687) WindWalker II

>740 Olive Ave.

>Coronado, CA 92118-2136

>619.435.8986

> 

>-----Original Message-----

>From: C320-List-bounces at catalina320.com

>[mailto:C320-List-bounces at catalina320.com] On Behalf Of belairlk at aim.com

>Sent: Thursday, November 03, 2005 10:36 AM

>To: C320-List at catalina320.com

>Subject: Re: [C320-list] stainless steel shaft

> 

>What is real advantage of Autoprop? What do you get for 3 grand? Have new

>C-320, and I'm curious.

> 

>Len

>Aqua5 C-320 #1070 

> 

>-----Original Message-----

>From: jonvez at comcast.net

>To: C320-List 

>Sent: Thu, 03 Nov 2005 12:59:10 +0000

>Subject: Re: [C320-list] stainless steel shaft

> 

> 

>I have done the same and although it is not necessary (I used the bronze on

>my 

>AP for a season), I have switched to a SS shaft on all of my boats, so

chose

>to 

>do so after getting tangled up in some lobster pots a couple of seasons

ago.

> 

>They are just more durable and cost a couple of hundred bucks. I had a

local

> 

>Prop shop size mine. It is 1", but you should measure your existing shaft

>for 

>proper length. You also want to leave 1.5" of clearance between the prop

and

> 

>strut...Great choice on the prop though!

> 

>Regards,

> 

>Jon Vez

> 

> 

>-------------- Original message -------------- 

> 

>  

> 

>>Going with the Autoprop[ is a good decision but there is no need to change

>>    

>> 

> 

>  

> 

>>your shaft. I have been using an Autoprop with the original bronze shaft 

>>since 2003. 

>>----- Original Message ----- 

>>From: "Russell Monaco" 

>>To: "C320-List" 

>>Sent: Wednesday, November 02, 2005 7:24 PM 

>>Subject: [C320-list] stainless steel shaft 

>> 

>> 

>>    

>> 

>>>I have decided to go with the Autoprop and a SS shaft, 

>>>but here is the next question, how do I order a SS 

>>>shaft? How long is it? I geuss it is 1", do I need 

>>>anything else? 

>>>Russ Monaco 

>>>Commodore C320IA 

>>> 

>>> 

>>> 

>>> 

>>>__________________________________ 

>>>Yahoo! Mail - PC Magazine Editors' Choice 2005 

>>>http://mail.yahoo.com 

>>> 

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>  

> 

 

-- 

Fred Bruegmann

Staff Technical Analyst

St. Joseph Technology Center

Whirlpool Corporation

St. Joseph, MI 49085

Phone: (269) 923-3751

Fax: (269) 923-6117

Email: bruegf at sjtc.whirlpool.com

 

 

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