<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; "><BR><DIV><DIV>On Aug 26, 2006, at 9:45 PM, Ken Thompson wrote:</DIV><BR class="Apple-interchange-newline"><BLOCKQUOTE type="cite"> <DIV><FONT face="Arial" size="2">Try here,</FONT></DIV> <DIV><FONT face="Arial" size="2"></FONT> </DIV> <DIV><FONT face="Arial" size="2"><A href="http://www.hobbylinc.com/htm/hig/higgpt014.htm">http://www.hobbylinc.com/htm/hig/higgpt014.htm</A></FONT></DIV></BLOCKQUOTE><BR><DIV><BR class="khtml-block-placeholder"></DIV>Sig Manufacturing also carries the Higley 1/4-32 tap.</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>Ron Van Putte</DIV><DIV><BR><BLOCKQUOTE type="cite"> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> <A title="kvelez@comcast.net" href="mailto:kvelez@comcast.net">Ken Velez</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A title="nsrca-discussion@lists.nsrca.org" href="mailto:nsrca-discussion@lists.nsrca.org">NSRCA Mailing List</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, August 26, 2006 10:29 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: [NSRCA-discussion] Engine problem</DIV> <DIV><BR></DIV> <DIV><FONT face="Arial" size="2">I believe the tap is 1/4-32 odd and very difficult to find. I have been trying for a long time locally and have not found one.</FONT></DIV> <DIV><FONT face="Arial" size="2"></FONT> </DIV> <DIV><FONT face="Arial" size="2">Ken</FONT></DIV> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> <A title="jivey61@bellsouth.net" href="mailto:jivey61@bellsouth.net">jivey61@bellsouth.net</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A title="nsrca-discussion@lists.nsrca.org" href="mailto:nsrca-discussion@lists.nsrca.org">NSRCA Mailing List</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, August 26, 2006 9:49 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: [NSRCA-discussion] Engine problem</DIV> <DIV><BR></DIV> <DIV><FONT face="Arial" size="2">Ron </FONT></DIV> <DIV><FONT face="Arial" size="2">I think you are right I just know it isn't 10-32. You can't get the tap just any hardware store.I have one but been a long time since I had to use it.</FONT></DIV> <DIV><FONT face="Arial" size="2"></FONT> </DIV> <DIV><FONT face="Arial" size="2">Jim Ivey</FONT></DIV> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> <A title="vanputte@cox.net" href="mailto:vanputte@cox.net">Ron Van Putte</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A title="nsrca-discussion@lists.nsrca.org" href="mailto:nsrca-discussion@lists.nsrca.org">NSRCA Mailing List</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, August 26, 2006 9:13 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: [NSRCA-discussion] Engine problem</DIV> <DIV><BR></DIV><BR> <DIV> <DIV>On Aug 26, 2006, at 7:55 PM, <<A href="mailto:jivey61@bellsouth.net">jivey61@bellsouth.net</A>> wrote:</DIV><BR class="Apple-interchange-newline"> <BLOCKQUOTE type="cite"> <DIV>Nat</DIV> <DIV> Isn't the glow plug a 10-28, not a 10-32??????</DIV></BLOCKQUOTE> <DIV><BR class="khtml-block-placeholder"></DIV>Actually, I think it's neither. I think that glow plug threads are 1/4-32.</DIV> <DIV><BR class="khtml-block-placeholder"></DIV> <DIV>Ron Van Putte<BR> <BLOCKQUOTE type="cite"> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> <A title="natpenton@centurytel.net" href="mailto:natpenton@centurytel.net">Nat Penton</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A title="nsrca-discussion@lists.nsrca.org" href="mailto:nsrca-discussion@lists.nsrca.org">NSRCA Mailing List</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, August 26, 2006 6:31 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: [NSRCA-discussion] Engine problem</DIV> <DIV><BR></DIV> <DIV>MattK</DIV> <DIV>You have just pointed out the easy way to square up the head where the glow plug seats. Take a headless 10-32 bolt and screw into the glow openning from the bottom. Use a lock nut if possible. Chuck the bolt in the lathe and cut the glo washer seat. Who do I bill for this ? </DIV> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> <A title="Rcmaster199@aol.com" href="mailto:Rcmaster199@aol.com">Rcmaster199@aol.com</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A title="nsrca-discussion@lists.nsrca.org" href="mailto:nsrca-discussion@lists.nsrca.org">nsrca-discussion@lists.nsrca.org</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, August 26, 2006 2:05 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: [NSRCA-discussion] Engine problem</DIV> <DIV><BR></DIV> <DIV> <DIV>Are there end mill bits available with a square central locating shoulder built in? Seems that may be the easiet way to get what Earl suggests. Another two step approach might be to use drill rod that just fits the hole as the locator first, locking the head down in the fixture, then switching to the bit and touching the surface to square.</DIV> <DIV> </DIV> <DIV>MattK</DIV> <DIV> </DIV> <DIV>In a message dated 8/26/2006 1:49:06 PM Eastern Standard Time, <A href="mailto:johnferrell@earthlink.net">johnferrell@earthlink.net</A> writes:</DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue 2px solid"> <DIV><FONT face="Arial" size="2">I hate to bug Clarence with the problem. Since the engine runs well the only real problem is it slobbers on the airplane. </FONT></DIV> <DIV><FONT size="2"></FONT><FONT face="Arial"></FONT> </DIV> <DIV><FONT face="Arial" size="2">I have a Lathe and Mill in the shop. Set up will be tricky, the plug is pretty deeply recessed. The risk to the threads by using a pilot rod in the hole is high.</FONT></DIV> <DIV><FONT size="2"></FONT><FONT face="Arial"></FONT> </DIV> <DIV><FONT face="Arial" size="2">I believe I will anneal a plug washer and try a little of the liquid gasket goo. If that don't solve the problem I will just accept the mess. </FONT></DIV> <DIV><FONT size="2"></FONT><FONT face="Arial"></FONT> </DIV> <DIV><FONT face="Arial">John Ferrell W8CCW<BR>"My Competition is not my enemy"<BR></FONT><A title="http://dixienc.us/" href="http://dixienc.us/"><FONT face="Arial">http://dixienc.us/</FONT></A><BR></DIV> <BLOCKQUOTE style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> <A title="mailto:ehaury@houston.rr.com" href="mailto:ehaury@houston.rr.com">Earl Haury</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A title="mailto:nsrca-discussion@lists.nsrca.org" href="mailto:nsrca-discussion@lists.nsrca.org">NSRCA Mailing List</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, August 26, 2006 11:44 AM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: [NSRCA-discussion] Engine problem</DIV> <DIV><FONT face="Arial"><BR></FONT></DIV> <DIV><FONT face="Arial" size="2">John</FONT></DIV> <DIV><FONT size="2"></FONT><FONT face="Arial"></FONT> </DIV> <DIV><FONT face="Arial" size="2">Assuming that the problem is lack of perpendicularity between the threaded hole and the gasket surface - find a "friend" that will set the thing up in a mill aligned on the threaded hole, then touch the gasket surface with a mill to square. (You might give Clarence a call also - unusual that he would not catch this.)</FONT></DIV> <DIV><FONT size="2"></FONT><FONT face="Arial"></FONT> </DIV> <DIV><FONT face="Arial" size="2">Earl</FONT></DIV></BLOCKQUOTE></BLOCKQUOTE></DIV> <DIV></DIV> <DIV><BR class="khtml-block-placeholder"></DIV> <HR> <DIV><BR class="khtml-block-placeholder"></DIV>_______________________________________________<BR>NSRCA-discussion mailing list<BR><A href="mailto:NSRCA-discussion@lists.nsrca.org">NSRCA-discussion@lists.nsrca.org</A><BR><A href="http://lists.nsrca.org/mailman/listinfo/nsrca-discussion">http://lists.nsrca.org/mailman/listinfo/nsrca-discussion</A> <DIV><BR class="khtml-block-placeholder"></DIV> <HR> <DIV><BR class="khtml-block-placeholder"></DIV>No virus found in this incoming message.<BR>Checked by AVG Free Edition.<BR>Version: 7.1.405 / Virus Database: 268.11.4/424 - Release Date: 8/21/2006<BR></BLOCKQUOTE> <DIV><BR class="khtml-block-placeholder"></DIV> <HR> <DIV><BR class="khtml-block-placeholder"></DIV>No virus found in this outgoing message.<BR>Checked by AVG Free Edition.<BR>Version: 7.1.405 / Virus Database: 268.11.4/424 - Release Date: 8/21/2006<BR> <DIV><BR class="khtml-block-placeholder"></DIV> <HR> <DIV><BR class="khtml-block-placeholder"></DIV>_______________________________________________<BR>NSRCA-discussion mailing list<BR><A href="mailto:NSRCA-discussion@lists.nsrca.org">NSRCA-discussion@lists.nsrca.org</A><BR><A href="http://lists.nsrca.org/mailman/listinfo/nsrca-discussion">http://lists.nsrca.org/mailman/listinfo/nsrca-discussion</A></BLOCKQUOTE> <DIV style="MARGIN: 0px">_______________________________________________</DIV> <DIV style="MARGIN: 0px">NSRCA-discussion mailing list</DIV> <DIV style="MARGIN: 0px"><A href="mailto:NSRCA-discussion@lists.nsrca.org">NSRCA-discussion@lists.nsrca.org</A></DIV> <DIV style="MARGIN: 0px"><A href="http://lists.nsrca.org/mailman/listinfo/nsrca-discussion">http://lists.nsrca.org/mailman/listinfo/nsrca-discussion</A></DIV></BLOCKQUOTE></DIV><BR><DIV> <BR class="khtml-block-placeholder"></DIV><HR><DIV><BR class="khtml-block-placeholder"></DIV>_______________________________________________<BR>NSRCA-discussion mailing list<BR><A href="mailto:NSRCA-discussion@lists.nsrca.org">NSRCA-discussion@lists.nsrca.org</A><BR>http://lists.nsrca.org/mailman/listinfo/nsrca-discussion</BLOCKQUOTE><DIV> <BR class="khtml-block-placeholder"></DIV><HR><DIV><BR class="khtml-block-placeholder"></DIV>_______________________________________________<BR>NSRCA-discussion mailing list<BR><A href="mailto:NSRCA-discussion@lists.nsrca.org">NSRCA-discussion@lists.nsrca.org</A><BR>http://lists.nsrca.org/mailman/listinfo/nsrca-discussion</BLOCKQUOTE><DIV> <BR class="khtml-block-placeholder"></DIV><HR><DIV><BR class="khtml-block-placeholder"></DIV>_______________________________________________<BR>NSRCA-discussion mailing list<BR><A href="mailto:NSRCA-discussion@lists.nsrca.org">NSRCA-discussion@lists.nsrca.org</A><BR>http://lists.nsrca.org/mailman/listinfo/nsrca-discussion</BLOCKQUOTE><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">_______________________________________________</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">NSRCA-discussion mailing list</DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><A href="mailto:NSRCA-discussion@lists.nsrca.org">NSRCA-discussion@lists.nsrca.org</A></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><A href="http://lists.nsrca.org/mailman/listinfo/nsrca-discussion">http://lists.nsrca.org/mailman/listinfo/nsrca-discussion</A></DIV> </BLOCKQUOTE></DIV><BR></BODY></HTML>