X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail24.syd.optusnet.com.au ([211.29.133.165] verified) by logan.com (CommuniGate Pro SMTP 5.1c.4) with ESMTPS id 1407379 for flyrotary@lancaironline.net; Sun, 17 Sep 2006 18:27:04 -0400 Received-SPF: none receiver=logan.com; client-ip=211.29.133.165; envelope-from=lendich@optusnet.com.au Received: from george (d58-105-97-86.dsl.nsw.optusnet.com.au [58.105.97.86]) by mail24.syd.optusnet.com.au (8.12.11/8.12.11) with SMTP id k8HMQJca000917 for ; Mon, 18 Sep 2006 08:26:20 +1000 Message-ID: <005601c6daa8$4fc37bd0$5661693a@george> From: "George Lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: [FlyRotary]Update on my project Date: Mon, 18 Sep 2006 08:26:24 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0053_01C6DAFC.20BA6CA0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 X-Antivirus: avast! (VPS 0637-2, 15/09/2006), Outbound message X-Antivirus-Status: Clean This is a multi-part message in MIME format. ------=_NextPart_000_0053_01C6DAFC.20BA6CA0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thanks Jason, What were the differences in performance? I've often wondered if the = tuned intake provides the added performance where installation of longer = intake tubes were difficult where there are severe restriction within = the cowl. George ( down under) George, Originally the runners where about eight inches long.=20 =20 Jason =20 Jason, What was the initial length of you intake manifold? George ( down under) =20 =20 Project status report=20 =20 I recently modified my intake manifold. I added 10 inches of runner = and velocity stacks. The other project was increasing the opening to my = radiator. I increased the opening approx. six square inches. I also = advanced the timing 3 "clicks". =20 I was able to test Thursday afternoon. Outside air temp was 94 = degrees. Full power climb to 2000 msl and water temp was below 200 = degrees. Reduced power to 5600rpm and water slowly come down to 185 = degrees. Climbed to 8000' and did a couple of speed runs. I was able to = turn the engine at 6700 rpm and that gave me 165 KTAS (Dynon). I was = only able to do two runs. The numbers were consistent on both runs. My = gps was showing 180kts ground speed on the second. I forgot to look on = the first. Going out this afternoon so I will keep ya'll posted. =20 Jason Hutchison =20 ------=_NextPart_000_0053_01C6DAFC.20BA6CA0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Thanks Jason,

What were the differences in = performance? I've=20 often wondered if the tuned intake provides the added performance where=20 installation of longer intake tubes were difficult where there are = severe=20 restriction within the cowl.

George ( down under)

George,

Originally = the=20 runners where about eight inches long.

Jason

Jason,

What was the initial = length of you=20 intake manifold?

George ( down=20 under)

Project status report =

I recently modified my intake manifold. I = added 10=20 inches of runner and velocity stacks. The other project was = increasing the=20 opening to my radiator. I increased the opening approx. six square = inches. I=20 also advanced the timing 3 "clicks".

I was able to test Thursday afternoon. = Outside air=20 temp was 94 degrees. Full power climb to 2000 msl and water temp was = below=20 200 degrees. Reduced power to 5600rpm and water slowly come down to = 185=20 degrees. Climbed to 8000' and did a couple of speed runs. I was able = to turn=20 the engine at 6700 rpm and that gave me 165 KTAS (Dynon). I was only = able to=20 do two runs. The numbers were consistent on both runs. My gps was = showing=20 180kts ground speed on the second. I forgot to look on the first.=20 Going out this afternoon so I will keep ya'll=20 posted.

Jason Hutchison=20 =

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