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Return-Path: <13brv3@bellsouth.net> Received: from imf18aec.mail.bellsouth.net ([205.152.59.66] verified) by logan.com (CommuniGate Pro SMTP 4.1.5) with ESMTP id 2628009 for flyrotary@lancaironline.net; Tue, 07 Oct 2003 22:37:17 -0400 Received: from rad ([68.212.10.7]) by imf18aec.mail.bellsouth.net (InterMail vM.5.01.05.27 201-253-122-126-127-20021220) with ESMTP id <20031008023726.QLUA12521.imf18aec.mail.bellsouth.net@rad> for ; Tue, 7 Oct 2003 22:37:26 -0400 From: "Russell Duffy" <13brv3@bellsouth.net> To: "Flyrotary List" Subject: More stock turbo blues Date: Tue, 7 Oct 2003 21:37:16 -0500 Message-ID: <000d01c38d45$16a619b0$0201a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000E_01C38D1B.2DD011B0" 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 This is a multi-part message in MIME format. ------=_NextPart_000_000E_01C38D1B.2DD011B0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Greetings, =20 I bet if you looked in the archives, you'd see that I recently said the stock Mazda turbo could take the heat. Well, I'm sorry to say that I no longer believe that. =20 =20 I just dissected a "low mileage" Series 5 turbo, and found that it was = crack city inside. Man, there isn't a single area of the high temp side of = the housing that doesn't have some sort of crack. All of these are hidden = from external view, so the one on my plane now is likely cracked in just the = same way. The latest exhaust manifold that I got from Ebay is also cracked, despite the "no cracks" advertisement. Even with the crack, it's way = better than the one I currently have installed. Sigh... =20 I have now decided, that the stock turbo is not going to stay on my = plane for the rev-2 cowl. The wastegate sucks, and turbo just isn't high = enough quality. It's one thing to run around in a car with cracked parts, but = not in the plane. =20 =20 What does this mean? Good question. I don't know yet. I don't "need" = the turbo, but I "want" it, so I'm going to look into an aftermarket turbo. This one would be properly sized, have a stainless exhaust manifold, and usable wastegate. Why do I do these things to myself... If I come to = my senses somewhere along the line, I'll be going NA, and still having more power than I need for an RV-3. I'd have to attend the EDKILL lecture though :-)=20 =20 Rusty (my kingdom for a turbo that isn't cracked!)=20 ------=_NextPart_000_000E_01C38D1B.2DD011B0 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Message

Greetings,

I bet if you = looked in the=20 archives, you'd see that I recently said the stock Mazda turbo could = take the=20 heat. Well, I'm sorry to say that I no longer believe that. =20

I just = dissected a "low=20 mileage" Series 5 turbo, and found that it was crack city inside. = Man,=20 there isn't a single area of the high temp side of the housing that = doesn't have=20 some sort of crack. All of these are hidden from external view, so = the one=20 on my plane now is likely cracked in just the same way. The latest = exhaust=20 manifold that I got from Ebay is also cracked, despite the "no cracks"=20 advertisement. Even with the crack, it's way better than the one I = currently have installed. Sigh...

I have now = decided, that=20 the stock turbo is not going to stay on my plane for the rev-2 = cowl. The=20 wastegate sucks, and turbo just isn't high enough quality. It's = one thing=20 to run around in a car with cracked parts, but not in the=20 plane.

What does this = mean? =20 Good question. I don't know yet. I don't "need" = the=20 turbo, but I "want" it, so I'm going to look into an aftermarket = turbo. =20 This one would be properly sized, have a stainless exhaust = manifold,=20 and usable wastegate. Why do I do these things to=20 myself... If I come to my senses somewhere along the line, = I'll=20 be going NA, and still having more power than I need for an=20 RV-3. I'd have to attend the EDKILL lecture though=20 :-)

Rusty (my = kingdom for a=20 turbo that isn't cracked!)

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