<p style="MARGIN: 0in 0in 0pt" class="MsoNormal"><font size="3" face="Times New Roman">I would agree with Minny about being to rich.</font></p><p style="MARGIN: 0in 0in 0pt" class="MsoNormal"><font size="3"><font face="Times New Roman"> 

</p></font></font></p><p style="MARGIN: 0in 0in 0pt" class="MsoNormal"><font size="3"><font face="Times New Roman">One thing that bothers me is you didn’t have the problem until you mounted it in the airplane and it ran good on the test stand.<span style="mso-spacerun: yes">  </span>This sounds like a key. Is the tank mounted above the carb?<span style="mso-spacerun: yes"> </span></font></font></p><p style="MARGIN: 0in 0in 0pt" class="MsoNormal"><font size="3"><font face="Times New Roman"> 

</p></font></font></p><p style="MARGIN: 0in 0in 0pt" class="MsoNormal"><font size="3" face="Times New Roman">What the LHS suggested is probably as close to Saito’s specs as they sell. No you are probably not hearting the motor by shorting it 2% of the oil. </font></p><p style="MARGIN: 0in 0in 0pt" class="MsoNormal"><font size="3"><font face="Times New Roman"> 

</p></font></font></p><p style="MARGIN: 0in 0in 0pt" class="MsoNormal"><font size="3" face="Times New Roman">As to the OS type F being better I’m considering going the other direction in a OS fS.91PII I’m having problems with. </font></p>