X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from eastrmmtao102.cox.net ([68.230.240.8] verified) by logan.com (CommuniGate Pro SMTP 5.2.5) with ESMTP id 3041326 for flyrotary@lancaironline.net; Thu, 24 Jul 2008 23:38:06 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.240.8; envelope-from=paulo264@cox.net Received: from eastrmimpo03.cox.net ([68.1.16.126]) by eastrmmtao102.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20080725033729.HRDZ22786.eastrmmtao102.cox.net@eastrmimpo03.cox.net> for ; Thu, 24 Jul 2008 23:37:29 -0400 Received: from paul400gb ([68.109.12.179]) by eastrmimpo03.cox.net with bizsmtp id u3dU1Z0013rn6h8023dUoa; Thu, 24 Jul 2008 23:37:28 -0400 From: "Paul Vermillion" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: 13B--- N/A vs. Turbo engine buildup? Date: Thu, 24 Jul 2008 22:37:28 -0500 Message-ID: <009c01c8ee07$c3064950$4912dbf0$@net> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_009D_01C8EDDD.DA304150" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: Acjt/Le5BByxNW+SQ92xljM0w2wTmQACkLtg Content-Language: en-us This is a multipart message in MIME format. ------=_NextPart_000_009D_01C8EDDD.DA304150 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Tracy-- Thanks for the clarification on running without the turbo. What is your professional opinion on the "mix & match" aspect of spec'd parts during a rebuild? Paul & Don Vermillion From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy Crook Sent: Thursday, July 24, 2008 9:18 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: 13B--- N/A vs. Turbo engine buildup? The 86 - 88 NA engines were 9.4 CR engines, just .4 more than the 91 turbos. I have no idea how that silly rumor about how turbo engines sans-turbo would be a dog. It is, of course, nonsense. Tracy On Thu, Jul 24, 2008 at 6:20 PM, Paul Vermillion wrote: Subject: 13B--- N/A vs. Turbo engine buildup? To Everyone- We have both a 13b NA (unknown vintage-80's?) and a '91 Turbo 13B engine and are just beginning their teardowns, both allegedly running but internal condition unknown. Would there be any problem running the Turbo engine (BUT NOT with the turbo setup-- AS IF it were a NA engine)? Is it a "stronger" engine than the NA? Would it need a different Timing setup? Would there be a compression problem running it sans turbo? (Hearsay has it that it would be a "dog".) If some of the individual parts spec out to be better in one engine but not in the other, would there be any problem/advantage in "mixing & matching" the various parts in the newly built up engine, i.e., rotaries, side plates, eccentric shaft, etc? We would appreciate your inputs. Thanks! Paul & Don Vermillion ------=_NextPart_000_009D_01C8EDDD.DA304150 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Tracy--

&nbs= p; Thanks for the clarification on running without the turbo. =

&nbs= p; What is your professional opinion on the “mix & match” aspect = of spec’d parts during a rebuild?

&nbs= p;

&nbs= p; Paul & Don Vermillion

From:= Rotary = motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Tracy = Crook
Sent: Thursday, July 24, 2008 9:18 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: 13B--- N/A vs. Turbo engine = buildup?

The 86 - 88 NA engines were 9.4 CR engines, just .4 = more than the 91 turbos. I have no idea how that silly rumor = about how turbo engines sans-turbo would be a dog. It is, of course, nonsense.

Tracy

On Thu, Jul 24, 2008 at 6:20 PM, Paul Vermillion = <paulo264@cox.net> = wrote:

Subject: 13B--- N/A vs. Turbo engine = buildup?

To Everyone—

&nbs= p; We have both a 13b NA (unknown vintage—80's?) and a = '91 Turbo 13B engine and are just beginning their teardowns, both allegedly = running but internal condition unknown. Would there be any problem = running the Turbo engine (BUT NOT with the turbo setup-- AS IF it = were a NA engine)? Is it a "stronger" engine than the NA? = Would it need a different Timing setup? Would there be a compression = problem running it sans turbo? (Hearsay has it that it would be a "dog".) If some of the individual parts spec out to be = better in one engine but not in the other, would there be any problem/advantage = in "mixing & matching" the various parts in the newly built = up engine, i.e., rotaries, side plates, eccentric shaft, etc? = We would appreciate your inputs. Thanks!

Paul & Don Vermillion

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