X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost03.isp.att.net ([207.115.11.53] verified) by logan.com (CommuniGate Pro SMTP 5.2.12) with ESMTP id 3460455 for flyrotary@lancaironline.net; Fri, 30 Jan 2009 10:35:57 -0500 Received-SPF: none receiver=logan.com; client-ip=207.115.11.53; envelope-from=keltro@att.net Received: from fwebmail18.isp.att.net ([204.127.221.118]) by isp.att.net (frfwmhc03) with SMTP id <20090130153520H0300b4jeie>; Fri, 30 Jan 2009 15:35:20 +0000 X-Originating-IP: [204.127.221.118] Received: from [72.209.175.72] by fwebmail18.isp.att.net; Fri, 30 Jan 2009 15:35:19 +0000 From: "Kelly Troyer" To: "Rotary motors in aircraft" Subject: 6 Port 13B Porting / was Looking for a rear counterweight Date: Fri, 30 Jan 2009 15:35:19 +0000 Message-Id: <013020091535.23908.49831E370006007F00005D6422230703629B0A02D29B9B0EBF019D9B040A05@att.net> In-Reply-To: X-Mailer: AT&T Message Center Version 1 (Oct 30 2008) X-Authenticated-Sender: a2VsdHJvQGF0dC5uZXQ= MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="NextPart_Webmail_9m3u9jl4l_23908_1233329719_0" --NextPart_Webmail_9m3u9jl4l_23908_1233329719_0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Bill and Ed, I have street ported my 88 13B.......But only the primary ports (cent= er housing).........It=20 is correct that you have to be careful not to cut into the EGR passages tha= t are next to the ports.............I used the "Mazdatrix" porting template...........I am in= cluding a link to their how-to site explaining the porting process for the 6 port 13B.............I= have no idea if the trouble was worth the effort yet .............FWIW=20 http://www.mazdatrix.com/faq/port6p.htm -- Kelly Troyer=20 "Dyke Delta"_13B ROTARY Engine=20 "RWS"_RD1C/EC2/EM2=20 "Mistral"_Backplate/Oil Manifold=20 -------------- Original message from "Ed Anderson" : --------------=20 Yes, I would no longer consider porting a six port myself, but back in 92 I= knew a bit less about the rotary engine. Besides, if the rebuilder had ei= ther talked me out of it OR had not charged me for it, the situation would = have been a bit different.=20=20 =20 I personally prefer the turbo block for porting myself. I used the Racing = Beat Street port on my turbo block and it really woke it up.=20 =20 By the way, did Jason get his situation sorted out? =20 =20 Ed =20 Ed Anderson Rv-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com http://www.andersonee.com http://www.dmack.net/mazda/index.html http://www.flyrotary.com/ http://members.cox.net/rogersda/rotary/configs.htm#N494BW =20 From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Beh= alf Of Bill Eslick Sent: Friday, January 30, 2009 12:06 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Looking for a rear counterweight =20 Ed, I guess you have seen the Mazdatrix web site where they discourage the whol= e porting thing with a 6-port. Just the opposite of what Lynn proposes.=20= =20 Bill On Thu, Jan 29, 2009 at 8:29 PM, Ed Anderson wr= ote: That's interesting to hear, Bill. My first engine was an 86 N/A that was s= uppose to have been street ported (I paid to have it done), but when I late= r tore it down, much to my surprise there had been no porting done. So I p= orted the next engine myself =E2=80=93 at least I got my money's worth {:>)= . =20 =20 --NextPart_Webmail_9m3u9jl4l_23908_1233329719_0 Content-Type: multipart/related; boundary="NextPart_Webmail_9m3u9jl4l_23908_1233329719_1" --NextPart_Webmail_9m3u9jl4l_23908_1233329719_1 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
Bill and Ed,
      I have street ported my 88 13B.......Bu= t only the primary ports (center housing).........It
is correct that you have to be careful not to cut into the EGR passage= s that are next to the
ports.............I used the "Mazdatrix" porting template...........I = am including a link to their
how-to site explaining the porting process for the 6 port 13B.........= ....I have no idea if the
trouble was worth the effort yet .............FWIW 
 
 
--
Kelly Troyer
"Dyke Delta"_1= 3B ROTARY Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifol= d



 
-------------- Original message from "Ed Anderson" <eande= rson@carolina.rr.com>: --------------

<= o:SmartTagType name=3D"City" namespaceuri=3D"urn:schemas-microsoft-com:offi= ce:smarttags">

Yes, I would no longe= r consider porting a six port myself, but back in 92 I knew a bit less abou= t the rotary engine.  Besides, if the rebuilder had either talked me o= ut of it OR had not charged me for it, the situation would have been a bit = different. 

 

I personally prefer t= he turbo block for porting myself.  I used the Racing Beat Street port on my turbo block and it really woke it up. <= /FONT>

 

By the way, did Jason= get his situation sorted out?

 

 

Ed<= /FONT>

 

Ed Anderson

Rv-6A N494BW Rotary Powered

Matthews, NC<= /FONT>

eanderson@carolina.rr.com<= /o:p>

http://www.andersonee.com=

http://www.dmack.net/mazda/index.html

http://www.flyrotary.com/

http://members.cox.net/rogersda/rotar= y/configs.htm#N494BW

 

From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Bill Eslick
To: Rotary motors = in aircraft
Subjec= t: [FlyRotary] Re: Looking for a rear counterweight

 

Ed,

I guess you have= seen the Mazdatrix web site where they discourage the whole porting thing = with a 6-port.  Just the opposite of what Lynn proposes. 

Bill

On Thu, Jan 29, 2009 at 8:29 PM, Ed Anderson <eanderson@carolina.rr.com> wro= te:

That's interesting to hear, Bill.  M= y first engine was an 86 N/A that was suppose to have been street ported (I= paid to have it done), but when I later tore it down, much to my surprise = there had been no porting done.  So I ported the next engine myself = =E2=80=93 at least I got my money's worth {:>).=

 

=

 

--NextPart_Webmail_9m3u9jl4l_23908_1233329719_1-- --NextPart_Webmail_9m3u9jl4l_23908_1233329719_0--