Return-Path: <13brv3@bellsouth.net> Received: from imf20aec.mail.bellsouth.net ([205.152.59.68] verified) by logan.com (CommuniGate Pro SMTP 4.1.3) with ESMTP id 2579449 for flyrotary@lancaironline.net; Sun, 14 Sep 2003 21:37:48 -0400 Received: from rad ([68.212.12.251]) by imf20aec.mail.bellsouth.net (InterMail vM.5.01.05.27 201-253-122-126-127-20021220) with ESMTP id <20030915013747.ZPWV1780.imf20aec.mail.bellsouth.net@rad> for ; Sun, 14 Sep 2003 21:37:47 -0400 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Turbocharger Hiflows 12A 13B Series IV & V Was :re Good New Bad News Date: Sun, 14 Sep 2003 20:37:48 -0500 Message-ID: <006701c37b29$f833dd50$0201a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0068_01C37B00.0F5DD550" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Importance: Normal In-Reply-To: This is a multi-part message in MIME format. ------=_NextPart_000_0068_01C37B00.0F5DD550 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Rusty, here is some interesting stuff from down under. Stock wastegate ported to minimize boost at low rpm and bring it on at higher rpm. This is the route I am planning on going whereever I get this 4th manifold done and satisfied with - probably way in the future {:>). Hi Ed, Thanks for the info. I think I've seen those ads before, but seeing them again give me an odd idea. Notice how they changed the compressor wheel to give more flow. What would happen if I very carefully removed half of the blades on the compressor wheel? There would have to be an even number to stay balanced, and even then, you'd have to worry about imbalance. Rusty (starting to scare myself) PS- I won't be at Shady Bend this year. ------=_NextPart_000_0068_01C37B00.0F5DD550 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Message

Rusty, here is some interesting stuff from down = under. =20 Stock wastegate ported to minimize boost at low rpm and bring it on at = higher=20 rpm.  This is the route I am planning on going whereever I get this = 4th=20 manifold done and satisfied with - probably way in the future=20 {:>).

Hi Ed,

Thanks for the info.  I think = I've seen=20 those ads before, but seeing them again give me an odd idea.  = Notice how=20 they changed the compressor wheel to give more flow.  What would = happen if=20 I very carefully removed half of the blades on the compressor = wheel?  =20 There would have to be an even number to stay balanced, and even then, = you'd=20 have to worry about imbalance. 

Rusty (starting to scare = myself)

PS- I won't be at Shady Bend this=20 year.

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