X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from poplet2.per.eftel.com ([203.24.100.45] verified) by logan.com (CommuniGate Pro SMTP 5.3.8) with ESMTP id 4416143 for flyrotary@lancaironline.net; Mon, 02 Aug 2010 18:09:10 -0400 Received-SPF: none receiver=logan.com; client-ip=203.24.100.45; envelope-from=lendich@aanet.com.au Received: from sv1-1.aanet.com.au (mail.aanet.com.au [203.24.100.34]) by poplet2.per.eftel.com (Postfix) with ESMTP id 4108C173574 for ; Tue, 3 Aug 2010 06:08:31 +0800 (WST) Received: from ownerf1fc517b8 (203.171.92.134.static.rev.aanet.com.au [203.171.92.134]) by sv1-1.aanet.com.au (Postfix) with SMTP id A9B09BEC04D for ; Tue, 3 Aug 2010 06:08:30 +0800 (WST) Message-ID: <66F61B1EBEF3494B9D0A187A37696819@ownerf1fc517b8> From: "George Lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Bad rotary week Date: Tue, 3 Aug 2010 08:08:41 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0009_01CB32E3.15C4B8D0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5931 X-Antivirus: avast! (VPS 100802-1, 08/02/2010), Outbound message X-Antivirus-Status: Clean This is a multi-part message in MIME format. ------=_NextPart_000_0009_01CB32E3.15C4B8D0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Dwayne, I had a feeling things weren't going to plan, however unless you need = the extra power a 16X would deliver because of the larger eccentric and = volume, the 13B is still a good choice IMHO. Give the volume is the same with the RX7 and RX8 the power is the same. = If more power is needed then PP or Turbo is the answer. Personally I believe the best answers are in those driving enhancements = in the 13B development for Aviation. I'm hoping Bill Jepson will be up = and running with his lighter housings and PP design sooner rather than = later. He's not saying much as I believe he wants to leave the talking = to the testing results . George ( down under) For anyone hoping that a 16X would show up any time soon: not ... = gonna ... happen. No RX7 and the RX8 is still powered by the Renesis = for 2011. http://www.mazdausamedia.com/content/2011-mazda-vehicles-glance As if that's not bad enough, when I was at Oshkosh I took in David = Atkins rotary seminar. I came away pretty depressed thinking that I = probably won't put a rotary engine in my airplane. Is everyone else = really using 1 quart of oil every 5 hours? He also didn't have much = good to say about the Renesis in an aviation application which leads me = to conclude that the 16X will fare even worse in aviation applications = as it is tweaked to meet higher EPA requirements and produce more low = end torque. Is anyone but Tracy using a Renesis? I'd really like to know what HP = you're getting, what the fuel burn is and how it's holding up. Thanks, Dwayne P.S. I couldn't find any rotary planes on the field at Oshkosh. = Perhaps they sank into the mud. ------=_NextPart_000_0009_01CB32E3.15C4B8D0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Dwayne,
I had a feeling things weren't going to = plan,=20 however unless you need the extra power a 16X would deliver because of = the =20 larger eccentric and volume, the 13B is still a good choice = IMHO.
Give the volume is the same = with the RX7 and=20 RX8 the power is the same. If more power is needed then PP or Turbo is = the=20 answer.
Personally I believe the best answers = are in those=20 driving enhancements in the 13B development for Aviation. I'm hoping = Bill Jepson=20 will be up and running with his lighter housings and PP design sooner = rather=20 than later. He's not saying much as I believe he wants to leave the = talking to=20 the testing results .
George ( down under)

For = anyone hoping=20 that a 16X would show up any time soon:  not ... gonna ... = happen.=20  No RX7 and the RX8 is still powered by the Renesis for=20 2011.

= http://www.mazdausamedia.com/content/2011-mazda-vehicles-glance

As if = that's not=20 bad enough, when I was at Oshkosh I took in David Atkins rotary = seminar.=20  I came away pretty depressed thinking that I probably won't put = a rotary=20 engine in my airplane.  Is everyone else really using 1 quart of = oil=20 every 5 hours?  He also didn't have much good to say about = the=20 Renesis in an aviation application which leads me to conclude that the = 16X=20 will fare even worse in aviation applications as it is tweaked to meet = higher=20 EPA requirements and produce more low end torque.

Is = anyone but=20 Tracy using a Renesis?  I'd really like to know what HP you're = getting,=20 what the fuel burn is and how it's holding up.

Thanks,

Dwayne

P.S. =  I=20 couldn't find any rotary planes on the field at Oshkosh.  Perhaps = they=20 sank into the mud.





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