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 5.2.2) with ESMTP id 2876830 for flyrotary@lancaironline.net; Tue, 29 Apr 2008 09:50:58 -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_01C8AA08.8795A250" Disposition-Notification-To: "Bobby J. Hughes" X-MimeOLE: Produced By Microsoft Exchange V6.5.6944.0 Subject: RE: [FlyRotary] Re: 13B sparkplugs for Renesis Date: Tue, 29 Apr 2008 08:51:36 -0600 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: 13B sparkplugs for Renesis Thread-Index: AcippudKnm5QRk2FSOWxb4fqNnhCegAX8t0g From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C8AA08.8795A250 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Thanks Dennis. Sparkplugs.com had the dimensions for the RX8 and RX7 plugs. The reach for the RX8 plug is listed at 20.6 mm. The RX7 plus are between 19 mm and 21.5 mm. The cheaper plugs are 19 mm for the 1990 turbo model. BUR9EQP , BUR7EQP=20 =20 =20 Bobby ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Dennis Haverlah Sent: Monday, April 28, 2008 8:13 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: 13B sparkplugs for Renesis Bobby, I used 13 B plugs in my Renesis during a lot of my ground runs - this was when we were having problems at higher rpm with the CAS not being compatable with the EC-2. Once we added the zenor diode and resistor I compared both the 13 B and Renesis plugs. I did not see any notable difference in ground testing. I now have over 85 hours on the original Renesis plugs that came with my engine (9,500 miles on the car when it was wrecked). I use nothing but Mogas and have my fuel pumps mounted on the floor behind the firewall of my RV-7A. I have not had any vapor lock problems at temps above 95 deg. in the summer. Several days ago several posts showed problems with cowl interference with 13 B engines. I've found that when using the Renesis engine the water pump outlet, alternator mount and oil fill can easilly be modified to fit the RV-7A using the James Rotary cowl. Dennis H. Bobby J. Hughes wrote: Any problems using 13B sparkplugs in the Renesis. I have a set of the expensive Renesis plugs but would prefer to use less expensive ones for the first few hours. I seem to be running out of things to wire so I may attempt an engine start in a couple of weeks.=20 =20 Bobby J Hughes =20 ------_=_NextPart_001_01C8AA08.8795A250 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Thanks Dennis. Sparkplugs.com had the = dimensions for the=20 RX8 and RX7 plugs. The reach for the RX8 plug is listed at 20.6 mm. The = RX7 plus=20 are between 19 mm and 21.5 mm. The cheaper plugs are 19 mm for the 1990 = turbo=20 model. BUR9EQP ,=20 BUR7EQP

Bobby

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of Dennis=20 Haverlah
Sent: Monday, April 28, 2008 8:13 PM
To: = Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: 13B sparkplugs for = Renesis

Bobby,

I used 13 B plugs in my Renesis during a lot of = my=20 ground runs - this was when we were having problems at higher rpm with = the CAS=20 not being compatable with the EC-2. Once we added the zenor diode = and=20 resistor I compared both the 13 B and Renesis plugs. I did not see = any=20 notable difference in ground testing. I now have over 85 hours on = the=20 original Renesis plugs that came with my engine (9,500 miles on the car = when it=20 was wrecked). I use nothing but Mogas and have my fuel pumps = mounted on=20 the floor behind the firewall of my RV-7A. I have not had any = vapor lock=20 problems at temps above 95 deg. in the summer.

Several days ago = several=20 posts showed problems with cowl interference with 13 B engines. = I've found=20 that when using the Renesis engine the water pump outlet, alternator = mount and=20 oil fill can easilly be modified to fit the RV-7A using the James Rotary = cowl.

Dennis H.

Bobby J. Hughes wrote:

Any = problems using=20 13B sparkplugs in the Renesis. I have a set of the expensive Renesis = plugs but=20 would prefer to use less expensive ones for the first few hours. I = seem to be=20 running out of things to wire so I may attempt an engine start in = a=20 couple of weeks.

Bobby J = Hughes

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