<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; ">That's correct. Morgan Pro Pattern 25% has 100% synthetic oil. I've been using it in YS engines for as long as it has been available.<DIV><BR class="khtml-block-placeholder"></DIV><DIV>Ron Van Putte</DIV><DIV><BR><DIV><DIV>On Jul 1, 2007, at 10:01 AM, <A href="mailto:vicenterc@comcast.net">vicenterc@comcast.net</A> wrote:</DIV><BR class="Apple-interchange-newline"><BLOCKQUOTE type="cite"> <DIV>Ron,</DIV> <DIV> </DIV> <DIV>I assume that the Morgan Pro Pattern is 100% synthetic. I believe that YS does not want you to use castor oil (or low castor content). There is some information in the manual in this regard.</DIV> <DIV> </DIV> <DIV class="signature" id="signature">--<BR>Vicente "Vince" Bortone</DIV> <DIV> </DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #1010ff 2px solid">-------------- Original message -------------- <BR>From: Ron Van Putte <<A href="mailto:vanputte@cox.net">vanputte@cox.net</A>> <BR>Get ready for some widely varying answers. However, engine fuel is like religion to some people and they won't tolerate any contrary opinions. My fuel (religion) for 4-strokes and 2-strokes is Morgan Pro Pattern 25%. <DIV><BR class="khtml-block-placeholder"></DIV> <DIV>Ron Van Putte</DIV> <DIV><BR> <DIV> <DIV>On Jul 1, 2007, at 10:34 AM, <<A href="mailto:ron@inweldcorp.com">ron@inweldcorp.com</A>> wrote:</DIV><BR class="Apple-interchange-newline"> <BLOCKQUOTE type="cite"> <DIV class="Section1"><P class="MsoNormal"><FONT face="Arial" size="2"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I am just getting started in pattern. I am building an Oxalys 50 and using a YS63S engine. This is my first four stroke engine and I am not sure what fuel to use. I figure some of you guys and your infinite YS experience could give me a suggestion or two.</SPAN></FONT></P> <DIV><FONT face="Arial" size="2"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"></SPAN></FONT><BR class="khtml-block-placeholder"></DIV><P class="MsoNormal"><FONT face="Arial" size="2"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Thanks,</SPAN></FONT></P> <DIV><FONT face="Arial" size="2"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"></SPAN></FONT><BR class="khtml-block-placeholder"></DIV><P class="MsoAutoSig"><FONT face="Times New Roman" size="3"><SPAN style="FONT-SIZE: 12pt">Ron Needham</SPAN></FONT></P> <DIV><FONT face="Times New Roman" size="3"><SPAN style="FONT-SIZE: 12pt"></SPAN></FONT><BR class="khtml-block-placeholder"></DIV></DIV> <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></BLOCKQUOTE><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 37px; text-indent: -37px; font: normal normal normal 12px/normal Helvetica; color: rgb(0, 0, 0); min-height: 14px; "><B></B><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 37px; text-indent: -37px; "><FONT face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><B>From: </B></FONT><FONT face="Helvetica" size="3" style="font: 12.0px Helvetica">Ron Van Putte <<A href="mailto:vanputte@cox.net">vanputte@cox.net</A>></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 34px; text-indent: -34px; "><FONT face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><B>Date: </B></FONT><FONT face="Helvetica" size="3" style="font: 12.0px Helvetica">July 1, 2007 9:40:03 AM CDT</FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 21px; text-indent: -21px; "><FONT face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><B>To: </B></FONT><FONT face="Helvetica" size="3" style="font: 12.0px Helvetica">NSRCA Mailing List <<A href="mailto:nsrca-discussion@lists.nsrca.org">nsrca-discussion@lists.nsrca.org</A>></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 50px; text-indent: -50px; "><FONT face="Helvetica" size="3" color="#000000" style="font: 12.0px Helvetica; color: #000000"><B>Subject: </B></FONT><FONT face="Helvetica" size="3" style="font: 12.0px Helvetica"><B>Re: [NSRCA-discussion] YS fuel</B></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV><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><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><BR></DIV> </BLOCKQUOTE></DIV><BR></DIV></BODY></HTML>