X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [66.219.56.248] (HELO qnsi-xch.qnsi.net) by logan.com (CommuniGate Pro SMTP 5.2c1) with ESMTP id 2451981 for flyrotary@lancaironline.net; Fri, 02 Nov 2007 09:56:48 -0400 Received-SPF: none receiver=logan.com; client-ip=66.219.56.248; envelope-from=bhughes@qnsi.net Content-class: urn:content-classes:message Return-Receipt-To: "Bobby J. Hughes" MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C81D60.6AFA300A" Disposition-Notification-To: "Bobby J. Hughes" X-MimeOLE: Produced By Microsoft Exchange V6.5.6944.0 Subject: RE: [FlyRotary] Re: MAP port location \ Date: Fri, 2 Nov 2007 08:55:32 -0600 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: MAP port location \ Thread-Index: Acgc2FTy8yDCzmyTTziBZB7o1CUWKAAgJzLw From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C81D60.6AFA300A Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable George, =20 Mazfix and Mazsport are both boosting to 280hp at the wheels. http://mazfix.com.au/perfproducts/rx8_upgrades.html. Pettit Racing is seeing 270+ with 5-8#'s http://www.pettitracing.com/rx8/index.htm My goal has always been to match the IO540 at 8000ft and have a much lighter plane with new engine. No doubt I will be giving up some HP without the intercooler. One percent for every 10 degrees I think. If my cooling ducts and exit area work as planned I may add an intercooler. The goal now is to get the engine started and flying by summer.=20 =20 =20 Bobby RV10=20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of George Lendich Sent: Thursday, November 01, 2007 3:41 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: MAP port location \=20 Bobby, I would be interested to see what boost is safe also. You might consider an intercooler! I assume you are using it on a RX8 engine( i.e. 10:1 ), if so, you could always consider going to 3mm apex seals, if you feel it would be safer. George (down under) =20 Not much to tell Rob. It's an Eaton M62 4th gen. http://www.capa.com.au/eaton_mp62_4th.htm My notes show the weight at 25 lbs but I am not sure if that included mounting brackets. If everything goes as planned I should be able to fire it up in January. The plan is to use it for normalization or 1-2 psi of boost if the discharge temps are not to high. It has a 1" internal bypass that provides a intake air path around the screws so it is yet to be seen what effect this will have on temps. =20 =20 Does anyone have any real data as to maximum safe intake temps with 10:1 rotors and 2mm seals? =20 =20 Bobby =20 =20 =20 =09 =09 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Rob Sent: Thursday, November 01, 2007 9:39 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: MAP port location \=20 =09 =09 Bobby Tell us a little about your supercharger. What brand? How much? How heavy? Have you run it yet? Thanks. Robert 20B in a BD4 =20 Robert Bollinger FM1099 MUM Fairfield, IA 52557 rob@mum.edu =20 Home (641)472-7000ex2068 Cell (641)919-3213 ----- Original Message -----=20 From: Bobby J. Hughes =20 To: Rotary motors in aircraft =20 Sent: Monday, October 29, 2007 5:09 PM Subject: [FlyRotary] Re: MAP port location \=20 Looks like the consensus is to place the MAP ports away from the runners. I will try the discharge duct of the supercharger for both MAP and the Grand Rapids EIS temperature probe. Looks like the EC2 temperature probe should not be place after the blower since it leans fuel at higher air temps. It will go after the air filter and before the throttle body. =20 Thanks, =20 Bobby =20 =20 =20 =09 ________________________________ =09 -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html =09 =09 ________________________________ =09 No virus found in this incoming message. Checked by AVG Free Edition.=20 Version: 7.5.503 / Virus Database: 269.15.16/1102 - Release Date: 31/10/2007 4:38 PM =09 ------_=_NextPart_001_01C81D60.6AFA300A Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable
George,
 
Mazfix and Mazsport are both boosting to 280hp = at the=20 wheels. http://mazfi= x.com.au/perfproducts/rx8_upgrades.html. =20 Pettit Racing is seeing 270+ with 5-8#'s  http://www.pettitracin= g.com/rx8/index.htm=20  My goal has always been to match the IO540 at 8000ft and have a = much=20 lighter plane with new engine. No doubt I will be giving up some HP = without=20 the intercooler. One percent for every 10 degrees I think. If = my=20 cooling ducts and exit area work as planned I may add an intercooler. = The goal=20 now is to get the engine started and flying by summer. =
 
 
Bobby
RV10

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of George=20 Lendich
Sent: Thursday, November 01, 2007 3:41 = PM
To: Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: MAP port location = \=20

Bobby,
I would be interested to see what boost = is safe=20 also. You might consider an intercooler!
I assume you are using it on a RX8 = engine( i.e.=20 10:1 ), if so, you could always consider going to 3mm apex seals, if you = feel it=20 would be safer.
George (down under)
 
Not=20 much to tell Rob. It's an Eaton M62 4th gen. http://www.capa.com.au= /eaton_mp62_4th.htm =20 My notes show the weight at 25 lbs but I am not sure if that = included=20 mounting brackets.  If everything goes as planned I should be able = to fire=20 it up in January. The plan is to use it for normalization or 1-2 psi of = boost if=20 the discharge temps are not to high. It has a 1" internal bypass that = provides a=20 intake air path around the screws so it is yet to be seen what effect = this will=20 have on temps. 
 
Does anyone have any real data as to maximum = safe intake=20 temps with 10:1 rotors and 2mm seals?  
 
Bobby
 
 
 

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of = Rob
Sent:=20 Thursday, November 01, 2007 9:39 AM
To: Rotary motors in=20 aircraft
Subject: [FlyRotary] Re: MAP port location \=20

Bobby
Tell us a little about your = supercharger. What=20 brand? How much? How heavy? Have you run it yet?
Thanks.
Robert
20B in a BD4
 
Robert Bollinger
FM1099 MUM
Fairfield, IA 52557
rob@mum.edu 
Home=20 (641)472-7000ex2068
Cell     = (641)919-3213
----- Original Message -----
From:=20 Bobby = J. Hughes=20
To: Rotary motors in = aircraft=20
Sent: Monday, October 29, = 2007 5:09=20 PM
Subject: [FlyRotary] Re: MAP = port=20 location \

Looks like the=20 consensus is to place the MAP ports away from the runners. I will = try the=20 discharge duct of the supercharger for both MAP and the Grand Rapids = EIS=20 temperature probe. Looks like the EC2 temperature probe should not = be place=20 after the blower since it leans fuel at higher air temps. It will go = after=20 the air filter and before the throttle body.
 
Thanks,
 
Bobby
 
 
 

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Homepage:  http://www.flyrotary.com/
Archive = and=20 UnSub:  =20 = http://mail.lancaironline.net:81/lists/flyrotary/List.html

No virus found in this incoming message.
Checked by AVG Free = Edition.
Version: 7.5.503 / Virus Database: 269.15.16/1102 - = Release Date:=20 31/10/2007 4:38 PM
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