Return-Path: Received: from [199.185.220.240] (HELO priv-edtnes51.telusplanet.net) by logan.com (CommuniGate Pro SMTP 4.1.5) with ESMTP id 2637404 for flyrotary@lancaironline.net; Wed, 15 Oct 2003 03:56:37 -0400 Received: from Endurance ([209.52.209.169]) by priv-edtnes51.telusplanet.net (InterMail vM.5.01.06.05 201-253-122-130-105-20030824) with SMTP id <20031015075635.SKDZ3056.priv-edtnes51.telusplanet.net@Endurance> for ; Wed, 15 Oct 2003 01:56:35 -0600 From: "Haywire" To: "Rotary motors in aircraft" Subject: RE: [FlyRotary] boost Date: Wed, 15 Oct 2003 00:56:22 -0700 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_003F_01C392B7.2706BF90" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 In-reply-to: Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_003F_01C392B7.2706BF90 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit MessageS. Todd Bartrim Turbo 13B RV-9Endurance C-FSTB http://www3.telus.net/haywire/RV-9/C-FSTB.htm "Whatever you vividly imagine, Ardently desire, Sincerely believe in, Enthusiastically act upon, Must inevitably come to pass". How much boost are you running now? Are you able to run full throttle, or are you having to limit throttle to limit boost? At full throttle I can spike as high as 9psi, but it will maintain 7psi. Maybe tomorrow when above 10K I may try my actuator bleed valve to increase the boost a little. Since the Turbonetics unit is far superior for our needs, choosing it is really a no-brainer. My main concern with using an aftermarket turbo is the oil return. The stock TG uses gravity, but I'd expect an aftermarket installation to be mounted a little low for this, requiring a scavenge pump...... yet more weight & complexity ------=_NextPart_000_003F_01C392B7.2706BF90 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
S. Todd Bartrim
Turbo 13B = RV-9Endurance
C-FSTB
http://www3.telus.net/haywire/RV-9/C-FSTB.htm

=   =20 "Whatever you vividly imagine, Ardently desire, Sincerely believe in,=20 Enthusiastically act upon, Must inevitably come to pass".
How much boost=20 are you running now?  Are you able to run full throttle, or are = you=20 having to limit throttle to limit boost? =20
 
At full = throttle=20 I can spike as high as 9psi, but it will maintain = 7psi. Maybe tomorrow when above 10K I may try my = actuator bleed=20 valve to increase the boost a=20 little.
   
 
 Since the Turbonetics unit is far superior for = our needs,=20 choosing it is really a no-brainer.    
 
 My main concern with using an = aftermarket=20 turbo is the oil return. The stock TG uses gravity, but I'd = expect an=20 aftermarket installation to be mounted a little low for this, = requiring a=20 scavenge pump......   yet more weight &=20 complexity
 
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