X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost06.isp.att.net ([207.115.11.56] verified) by logan.com (CommuniGate Pro SMTP 5.3.8) with ESMTP id 4413897 for flyrotary@lancaironline.net; Sun, 01 Aug 2010 09:07:32 -0400 Received-SPF: none receiver=logan.com; client-ip=207.115.11.56; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-85-108-179.mco.bellsouth.net[98.85.108.179]) by isp.att.net (frfwmhc06) with SMTP id <20100801130654H0600m2dn0e>; Sun, 1 Aug 2010 13:06:55 +0000 X-Originating-IP: [98.85.108.179] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: Prop Selection Date: Sun, 1 Aug 2010 09:06:54 -0400 Message-ID: <6FFD5440AB8D4CD69C5A5089F633B347@Desktop> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01CB3158.E36018C0" X-Mailer: Microsoft Office Outlook 11 Thread-Index: AcsxMczXakwrdfshSE+c57PrX3VCOgARqIEQ X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 This is a multi-part message in MIME format. ------=_NextPart_000_0006_01CB3158.E36018C0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Brian, They can correct me, but I think that both Ed and Tracy are getting about 5800-6000 rpm static with a 74 X 88 prop made by Performance Props. The Catto should probably be similar. Bill B _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of bktrub@aol.com Sent: Sunday, August 01, 2010 12:26 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Prop Selection I've run the engine up to ~4500 RPM. I don't have a turbo. I think I could get a few more hundred RPM out of it, but I have not run the throttle to the stop, I think. I hope to have it up in the air by the end of August. Brian Trubee -----Original Message----- From: Bill Bradburry To: Rotary motors in aircraft Sent: Sat, Jul 31, 2010 7:49 pm Subject: [FlyRotary] Re: Prop Selection Have you run the engine yet, Brian? If so, what is your max static rpm? I don't remember if you have a turbo?? Bill B _____ From: Rotary motors in aircraft [ mailto:flyrotary@lancaironline.net] On Behalf Of bktrub@aol.com Sent: Saturday, July 31, 2010 3:30 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Prop Selection I have a 74 x 88 Catto two blade on my RV-4, with a 13BREW & 2.85 redrive. I haven't flow it yet, but I think it will be a good prop. Catto makes good props. Brian Trubee -----Original Message----- From: Bob Perkinson < bobperk90658@bellsouth.net> To: Rotary motors in aircraft < flyrotary@lancaironline.net> Sent: Sat, Jul 31, 2010 12:24 pm Subject: [FlyRotary] Prop Selection I am now Prop shopping for my RV-9 13B with the 2.85 RD1-C and am leaning towards a Craig Catto prop. Craig has recommended a 3 bladed prop 70" X 88". He says that a 2 bladed 76"X 88" prop would have to be 7 inches wide at the root and 3.5 inches wide at the tip, the three bladed prop would have a thiner look to it. Three bladed prop looks good sitting on the ramp, but nobody sees the prop when it is spinning. Ground clearance might be a problem with the 76" prop. Not sure, I have not taken a measurement on this as yet. What other venders would the group recommend? I would like to hear some opinions. Bob Perkinson RV-9 N658RP (reserved) ------=_NextPart_000_0006_01CB3158.E36018C0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Brian,

 They can correct me, but I = think that both Ed and Tracy are getting about 5800-6000 rpm static with a 74 = X 88 prop made by Performance Props.  The Catto should probably be = similar.

 

Bill B

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of bktrub@aol.com
Sent: Sunday, August 01, = 2010 12:26 AM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = Prop Selection

 

I've run the engine up to ~4500 = RPM. I don't have a turbo. I think I could get a few more  hundred RPM out = of it, but I have not run the throttle to the stop,  I think. I hope to = have it up in the air by the end of August.

 

=

Brian Trubee

 

-----Original Message-----
From: Bill Bradburry <bbradburry@bellsouth.net>
To: Rotary motors in = aircraft <flyrotary@lancaironline.net>
Sent: Sat, Jul 31, 2010 7:49 pm
Subject: [FlyRotary] Re: Prop Selection

Have you run the engine yet, = Brian?  If so, what is your max static rpm?  I don’t remember if you = have a turbo??

 

Bill B

 

From: Rotary motors in = aircraft [mailto:flyrotary@lancaironline.net= ] On Behalf Of bktrub@aol.com
Sent: Saturday, July 31, = 2010 3:30 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = Prop Selection

 

I have a 74 x 88 Catto two blade = on my RV-4, with a 13BREW  & 2.85 redrive. I haven't flow it yet, but = I think it will be a good prop. Catto makes good = props.

 

=

Brian = Trubee

 

=

-----Original Message-----
From: Bob Perkinson <bobperk90658@bellsouth.net>=
To: Rotary motors in = aircraft <flyrotary@lancaironline.net>= ;
Sent: Sat, Jul 31, 2010 12:24 pm
Subject: [FlyRotary] Prop Selection

I am now Prop shopping for my = RV-9 13B with the 2.85 RD1-C and am leaning towards a Craig Catto prop. =  Craig has recommended a 3 bladed prop 70" X 88".  He says that a 2 = bladed 76"X 88" prop would have to be 7 inches wide at the root and = 3.5 inches wide at the tip, the three bladed prop would have a thiner look = to it.  Three bladed prop looks good sitting on the ramp, but nobody sees = the prop when it is spinning.  Ground clearance might be a problem with the 76" prop.  Not sure, I have not taken a measurement on this as yet. 

What other venders would the = group recommend?  I would like to hear some opinions.   =

 

Bob Perkinson

RV-9 N658RP = (reserved)

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