Return-Path: Received: from imf20aec.mail.bellsouth.net ([205.152.59.68] verified) by logan.com (CommuniGate Pro SMTP 4.2b8) with ESMTP id 335333 for flyrotary@lancaironline.net; Tue, 27 Jul 2004 00:24:22 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.68; envelope-from=sladerj@bellsouth.net Received: from JSLADE ([209.215.55.79]) by imf20aec.mail.bellsouth.net (InterMail vM.5.01.06.08 201-253-122-130-108-20031117) with ESMTP id <20040727042351.QXXL1721.imf20aec.mail.bellsouth.net@JSLADE> for ; Tue, 27 Jul 2004 00:23:51 -0400 From: "John Slade" To: "Rotary motors in aircraft" Subject: RE: [FlyRotary] Re: water pump Date: Tue, 27 Jul 2004 00:23:51 -0400 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_004D_01C4736F.FDF60760" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) In-Reply-To: X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1409 Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_004D_01C4736F.FDF60760 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit > does your re-builder think that you will still be able to run 38" MAP continuous or does he think you will have to > back off? Did he recommend a max EGT? Any comments on running lean? I haven't got into these questions with him yet. I'll ask. The main point I've gleaned from other discussions with rotary and turbo people seems to be that the correct timing, and the timing split between plugs is CRITICAL to avoid detonation. With my REW engine and crank angle sensor arrangement there's no way to manually adjust the timing. Adjust it - Hey - I don't even know how to measure it. > I have over 40 hours now on mine running mostly in the mid 20's of MAP at higher altitudes. Yes. I think mine would have done fine at that. > I'm just waiting for you to test another one to destruction to see exactly how hard I can push mine :-) Thanks a bunch. BTW - I think you might be on the right track using the stock boost controller. Max was a "little concerned" when I told him I was controlling boost manually. John ------=_NextPart_000_004D_01C4736F.FDF60760 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

> does your = re-builder=20 think that you will still be able to run 38" MAP continuous or does = he=20 think you will have to

> back=20 off? Did he recommend a max EGT? Any comments on running = lean?

I = haven't got into=20 these questions with him yet. I'll=20 ask.

The main = point I've=20 gleaned from other discussions with rotary and turbo people seems to be = that the=20 correct timing, and the timing split between plugs is CRITICAL to avoid=20 detonation. With my REW engine and crank angle sensor arrangement = there's no way=20 to manually adjust the timing. Adjust it - Hey - I don't even know how = to=20 measure it.

> I have = over 40=20 hours now on mine running mostly in the mid 20's of MAP at higher=20 altitudes.

Yes. I think mine would = have done=20 fine at that.

> I'm just waiting for = you to test=20 another one to destruction to see exactly how hard I can push mine = :-)

Thanks a = bunch.

BTW - I = think you=20 might be on the right track using the stock boost controller. Max = was a=20 "little concerned" when I told him I was controlling boost=20 manually.

John=

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