<p style="MARGIN: 0in 0in 0pt" class="MsoNormal"><font size="3" face="Times New Roman">How do you know when to adjust the valves? The motor came with the airplane. I picked it up at an auction three years ago. </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"><span style="mso-spacerun: yes"> </span>I would think valve lash would increase with wear and I would be having float at high RPM before I would notes an idle problem. </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">Is there a test that I can do to diagnose any pump problems? </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">Who sells <span style="mso-bidi-font-size: 8.5pt">Merlin plugs</span>?</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 is the difference in the OS#8 and the type F? </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">Will a hot plug give better idle than a gold plug? </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">I am think that an on board glow would make this a non-issue but it has always done so well with out one. The motor is mounted sideways not inverted. I have a Saito 125 mounted inverted with no on board glow and it has never misses a beat as long as I feed it powermaster 20/20 but use 15% cool fuel and it will dead stick every time I make a long approach or idle back for a long dive. </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">I don’t think my fuel has gone bad as my Saito is still purring like a kitten and it has always been finicky about its diet. <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"><font face="Times New Roman">Are there any advantages to using a McCoy #8 a friend was using them in his Ram 500 and no longer has a use for them?<span style="mso-spacerun: yes">  </span></font></font></p>