X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp110.sbc.mail.re2.yahoo.com ([68.142.229.95] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with SMTP id 3630738 for flyrotary@lancaironline.net; Sun, 03 May 2009 17:34:20 -0400 Received-SPF: neutral receiver=logan.com; client-ip=68.142.229.95; envelope-from=bryanwinberry@bellsouth.net Received: (qmail 20572 invoked from network); 3 May 2009 21:33:45 -0000 Received: from unknown (HELO acer7fbfa7e2f7) (bryanwinberry@68.155.147.216 with login) by smtp110.sbc.mail.re2.yahoo.com with SMTP; 3 May 2009 21:33:44 -0000 X-YMail-OSG: rhs6s4MVM1lh9GSAkcgbG2Exe3ul8PLlzAkYVxEzdwEm7WQlppyQNr58vx1OWB966PczB2zgoDSJ6h6Ldi7m8Bgfmzqm0_8ZWRkOx5hM_5.WLxQ488CsGA3bCsfOiewAI1GCGxgLpi4zi3_bkzJMJz2klw4OR.yBDWEK_SCajSvGUcoLNAJ7YnfbsnG85EaOuDpWr9E4GLGs46wgdOV60rOuEJPzioDDRvejUQR5oUYUM5IW827f1LF0yXC5ZJH.cYJFqkB1AYcpQqP.ktgB9niX8zJKyIwqCw6eVYzQbwsYRMvEaevaiR5I4SFp X-Yahoo-Newman-Property: ymail-3 From: "Bryan Winberry" To: "'Rotary motors in aircraft'" References: Subject: RE: [FlyRotary] Re: prop? Date: Sun, 3 May 2009 17:33:44 -0400 Message-ID: <54D8FC9846A24130B2F926B43660C972@acer7fbfa7e2f7> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_006A_01C9CC15.4F64B7B0" X-Mailer: Microsoft Office Outlook 11 Thread-Index: AcnMMLohy2oLAqygR2uCk256/2h57QABazAA In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 This is a multi-part message in MIME format. ------=_NextPart_000_006A_01C9CC15.4F64B7B0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Yeah, I can't believe they'd have such a gap in their offering as the next step up is good for 300HP. The MT folks can probably clear this up. FWIW the owner was going to use this with a 4cyl Subie (Egg). But the MT website definitely says 160 max. BW _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bobby J. Hughes Sent: Sunday, May 03, 2009 5:50 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: prop? Bryan, Not sure about the HP rating. Sounds too low. With the MT you should be able to turn 7500 rpm. The holes can be opened up. Jim at http://www.lessdrag.com/ is an MT dealer that a couple of us purchased our props from. Jim sells the 7/16 threaded Lycoming inserts but they are not cheep. I think the Egg subi guys put the prop in manual mode before doing acro. Bobby _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bryan Winberry Sent: Sunday, May 03, 2009 2:23 PM To: Rotary motors in aircraft Subject: [FlyRotary] prop? I'm a novice when it comes to props. So, could I get some advice about the following prop that a guy has for sale. I have a Renesis with the RD-1C (RV 7). Plan on using the rotary cowl. The prop is question is a 3-blade MT. Model MTV 7-C-187-139. that's 73" diameter, electrically adjustable. Firstly, the bolts are 7/16 and the PSRU is 3/8th. Would there be a problem opening the holes? Secondly, the website (MT) indicates that 160 is max HP for the prop, but it also says that 175 is max diameter. This one is 187cm (73"). I have sent an email to MT regarding this, but want to let it get kicked around here on the forum. Lastly, in the construction manual, Van's doesn't recommend aerobatics with an electrically adjustable prop. Thanks in advance for your replies. Bryan ------=_NextPart_000_006A_01C9CC15.4F64B7B0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Yeah, I can’t believe = they’d have such a gap in their offering as the next step up is good for = 300HP.

The MT folks can probably clear = this up.  FWIW the owner was going to use this with a 4cyl Subie = (Egg).

But the MT website definitely says = 160 max.

BW

 

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bobby J. Hughes
Sent: Sunday, May 03, = 2009 5:50 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = prop?

 

Bryan,

 

Not sure about the HP rating. = Sounds too low. With the MT you should be able to turn 7500 = rpm.  The holes can be opened up. Jim at http://www.lessdrag.com/ is an MT dealer that a couple of us purchased our props from. Jim sells the = 7/16 threaded Lycoming inserts but they are not cheep.  I think the Egg = subi guys put the prop in manual mode before doing = acro. 

 

 Bobby=

 

From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bryan Winberry
Sent: Sunday, May 03, = 2009 2:23 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] = prop?

I’m a novice when it comes to props. So, could = I get some advice about the following prop that a guy has for = sale.

I have a Renesis with the RD-1C (RV 7). Plan on using = the rotary cowl.

The prop is question is a 3-blade MT.  Model MTV 7-C-187-139.  that’s 73” diameter, electrically = adjustable.

Firstly, the bolts are 7/16 and the PSRU is = 3/8th.  Would there be a problem opening the = holes?

Secondly, the website (MT) indicates that 160 is max = HP for the prop, but it also says that 175 is max diameter.  This one is = 187cm (73”).

I have sent an email to MT regarding this, but want = to let it get kicked around here on the forum.

Lastly, in the construction manual, Van’s doesn’t recommend aerobatics with an electrically adjustable = prop.

Thanks in advance for your = replies.

Bryan

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