X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao101.cox.net ([68.230.241.45] verified) by logan.com (CommuniGate Pro SMTP 5.3.2) with ESMTP id 4118626 for flyrotary@lancaironline.net; Tue, 09 Feb 2010 22:47:19 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.45; envelope-from=rv-4mike@cox.net Received: from fed1rmimpo02.cox.net ([70.169.32.72]) by fed1rmmtao101.cox.net (InterMail vM.8.00.01.00 201-2244-105-20090324) with ESMTP id <20100210034643.LAUA4995.fed1rmmtao101.cox.net@fed1rmimpo02.cox.net> for ; Tue, 9 Feb 2010 22:46:43 -0500 Received: from willsPC ([68.105.86.80]) by fed1rmimpo02.cox.net with bizsmtp id g3mi1d00K1k005Q043mjVJ; Tue, 09 Feb 2010 22:46:43 -0500 X-VR-Score: 0.00 X-Authority-Analysis: v=1.1 cv=zS9SgV63hfBKgCfMNmcWTXDxxMKGbBeTgNVRdCpsi3s= c=1 sm=1 a=3n9uKhxW6r4A:10 a=XruvlouZCDbGUgEaRUiNZQ==:17 a=kviXuzpPAAAA:8 a=8I59ToNzAAAA:8 a=YarKIx00AAAA:8 a=Ia-xEzejAAAA:8 a=7g1VtSJxAAAA:8 a=-glTfCRKn5GdBG8m-2cA:9 a=6DhTb6JbqjYwTbrv0wAA:7 a=hJ5yQdmAdmll15HCiizo7y7H_wIA:4 a=5zrLeAV0Z70A:10 a=4vB-4DCPJfMA:10 a=JGUZ_q8dRz8A:10 a=q03wWUK6tb4A:10 a=EzXvWhQp4_cA:10 a=HZJGGiqLAAAA:8 a=QgykXOVPztfOpBvT6gsA:9 a=2uznFZpjreJVuPm7_0AA:7 a=CH4QC8Q5ReEr_akZQE9hmP3IwlgA:4 a=HeoGohOdMD0A:10 a=XruvlouZCDbGUgEaRUiNZQ==:117 X-CM-Score: 0.00 Message-ID: <7488B9D3E4D84B929B179FA58860BB65@willsPC> From: "Mike Wills" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] More throttle now Scotty, we need it now Date: Tue, 9 Feb 2010 19:46:42 -0800 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00A4_01CAA9C0.9AAA2FA0" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8089.726 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8089.726 This is a multi-part message in MIME format. ------=_NextPart_000_00A4_01CAA9C0.9AAA2FA0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable I doubt it. My guess is the widow/family ended up with it. I'll ask = around the EAA chapter on Saturday and see if anyone has any hints. Mike From: Kelly Troyer=20 Sent: Monday, February 08, 2010 7:28 PM To: Rotary motors in aircraft=20 Subject: [FlyRotary] More throttle now Scotty, we need it now Mike, Do you think Racing Beat would have any idea what has become of this = engine ??.......... -- Kelly Troyer=20 "Dyke Delta"_13B ROTARY Engine=20 "RWS"_RD1C/EC2/EM2=20 "Mistral"_Backplate/Oil Manifold=20 -------------- Original message from "Mike Wills" : = --------------=20 Maurice's engine was a second gen 4 port that he had custom built by = Racing Beat for the application. Used to appear on the cover of their = catalog. He claimed that it dyno'ed at 210HP @ 6500RPM. In about 1998 I approached Maurice about bolting his engine on my RV-4 = to try to get some market buzz. He declined and instead made an = arrangement with someone in Idaho to fly it on some sort of high wing = bush plane. It never got installed and it took him about 5 years to get = the engine back. I think when he saw my engine run on my airplane he seriously = regretted not taking me up on the 98 offer. He asked me if I'd consider = swapping engines, but no way at that point. I didn=E2=80=99t realize he'd passed away. Your right, that engine was = a nice piece of work. Wonder what happened to it. Bet its collecting = dust somewhere. Mike Wills RV-4 N144MW From: aviator@stinsonvoyager.com=20 Sent: Monday, February 08, 2010 1:44 PM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: [Re][FlyRotary] More throttle now Scotty, we = need it now There was a guy here in San Diego named Maurice Brockington that had = spent a great deal of time and his own money to develop a rotary-based = engine. Had it tested many times. Was targeting replacing turbines on = twins. Last I saw the engine it was on a stand at EAA Chater 14 - looked = beautiful. I understand he died of cancer, It would great if we could = find his work.=20 -------- Original Message -------- Subject: [FlyRotary] [Re][FlyRotary] More throttle now Scotty, we = need it now From: "Jeff Luckey" Date: Mon, February 08, 2010 11:03 am To: "Rotary motors in aircraft" Lynn Hanover said: =20 The port timing on the Renesis appears to be quite timid. I would = like to see a bit of a developement program for an aircraft specific = engine with earlier opening and later closing of the intake port. = Maintaining zero overlap is of no value in an airplane, and a big = improvement can be had with just a die grinder. =20 =20 =20 =20 Lynn, =20 You=E2=80=99ve probably forgotten more about engines that I will = ever know! =20 Based on your quote above (I=E2=80=99m probably dangerous w/ a die = grinder), but the kind of mods you are suggesting seem pretty straight = forward. (besides, if I screw it up, it only costs me a rotor housing = ;)=20 =20 My questions are: =20 Q1. If you start to reshape intake ports on a Renesis, how much can = you do before you get into the water jacket? =20 Q2. In a well-engineered aircraft installation, how much HP is a = Renesis making? In and RX-8 they are supposed to make about 225 HP. = Are aircraft installations getting that much? =20 Q3. If mods that you suggest above are made to get intake/exhaust = overlap, how much increase in HP can be expected in an aircraft = installation? =20 =20 Thanks for sharing your expertise =20 Jeff Luckey =20 =20 -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net:81/lists/flyrotary/List.html ------=_NextPart_000_00A4_01CAA9C0.9AAA2FA0 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
I doubt it. My guess is the widow/family ended = up with=20 it. I'll ask around the EAA chapter on Saturday and see if anyone has = any=20 hints.
 
Mike

Sent: Monday, February 08, 2010 7:28 PM
Subject: [FlyRotary] More throttle now Scotty, we need it=20 now

Mike,
  Do you think Racing Beat would have any idea what has become = of this=20 engine ??..........
--
Kelly Troyer
"Dyke = Delta"_13B ROTARY=20 Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifold=20



 
--------------=20 Original message from "Mike Wills" <rv-4mike@cox.net>: = --------------=20

Maurice's engine was a second gen 4 port = that he had=20 custom built by Racing Beat for the application. Used to appear on the = cover=20 of their catalog. He claimed that it dyno'ed at 210HP @ = 6500RPM.
 
In about 1998 I approached Maurice about = bolting his=20 engine on my RV-4 to try to get some market buzz. He declined and = instead made=20 an arrangement with someone in Idaho to fly it on some sort of high = wing bush=20 plane. It never got installed and it took him about 5 years to get the = engine=20 back.
 
I think when he saw my engine run on my = airplane he=20 seriously regretted not taking me up on the 98 offer. He asked me if = I'd=20 consider swapping engines, but no way at that point.
 
I didn=E2=80=99t realize he'd passed away. = Your right, that=20 engine was a nice piece of work. Wonder what happened to it. Bet its=20 collecting dust somewhere.
 
Mike Wills
RV-4 N144MW

From: aviator@stinsonvoyager.com=
Sent: Monday, February 08, 2010 1:44 PM
Subject: [FlyRotary] Re: [Re][FlyRotary] More throttle now = Scotty,=20 we need it now

There was a guy here in San Diego named Maurice Brockington = that had=20 spent a great deal of time and his own money to develop a rotary-based = engine.=20 Had it tested many times.  Was targeting replacing turbines on=20 twins. Last I saw the engine it was on a stand at EAA Chater 14 - = looked=20 beautiful.  I understand he died of cancer, It would great if we = could=20 find his work. 
 
-------- Original Message = --------
Subject:=20 [FlyRotary] [Re][FlyRotary] More throttle now Scotty, we need
it=20 now
From: "Jeff Luckey" <JLuckey@pacbell.net>
Date: Mon, = February 08, 2010 11:03 am
To: "Rotary motors in aircraft"=20 <flyrotary@lancaironline.net>

Lynn = Hanover=20 said:
 
The port = timing on=20 the Renesis appears to be quite timid. I would like to see a bit of = a=20 developement program for an aircraft specific engine with earlier = opening=20 and later closing of the intake port. Maintaining zero overlap is of = no=20 value in an airplane, and a big improvement can be had with just a = die=20 grinder.
 
 
 
 
Lynn,
 
You=E2=80=99ve probably=20 forgotten more about engines that I will ever=20 know!
 
Based on your=20 quote above (I=E2=80=99m probably dangerous w/ a die grinder), but = the kind of mods=20 you are suggesting seem pretty straight forward.  (besides, if = I screw=20 it up, it only costs me a rotor housing ;) =
 
My = questions=20 are:
 
Q1. =  If you=20 start to reshape intake ports on a Renesis, how much can you do = before you=20 get into the water jacket?
 
Q2. =  In a=20 well-engineered aircraft installation, how much HP is a Renesis=20 making?  In and RX-8 they are supposed to make about 225 = HP.  Are=20 aircraft installations getting that = much?
 
Q3. = If mods that=20 you suggest above are made to get intake/exhaust overlap, how much = increase=20 in HP can be expected in an aircraft=20 installation?
 
 
Thanks for=20 sharing your expertise
 
Jeff=20 Luckey
 
 

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