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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Roger:<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Have you considered coating the exhaust manifolds, so as to conduct the heat down the exhaust system, as opposed to allowing the manifolds to be their usual heat radiating selves?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>I’m still thinking a winter project will be getting mine coated [Jet-Hot, etc.].<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Al Fuller</span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>al at bighealey dot org</span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>'65 BJ-8</span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>'85 Rx-7</span><span style='color:black'><o:p></o:p></span></p></div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> Healeys [mailto:healeys-bounces@autox.team.net] <b>On Behalf Of </b>Roger Grace<br><b>Sent:</b> Monday, September 4, 2017 10:14 AM<br><b>To:</b> Healey List <healeys@autox.team.net><br><b>Subject:</b> [Healeys] BJ8 Temps<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>My BJ8 seems to perform better with the increased O2 of lower<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>ambient temps in the evenings and mornings. There even seem to be fewer <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>rattles squeaks and groans too !<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>I have an oil cooler, electric rad. fan oil temp gauge and standard rad.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Whenever I spend more than say 20 mins in traffic after the engine oil is<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>already up to temp, the idling is impacted due to what must be due to <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>increased engine compartment air temp, and the HD8 mixture becoming too rich for that<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>ambient.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>So I decided to do some crude testing, and installed a temp. pick up near<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>the rear carb intake.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>In an ambient of around 85F and sustained cruising at around 60 MPH – elec.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>rad fan off<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Water is 190F<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Oil is 165- 170F<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Engine compartment is around 130F<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>At same ambient and elec. fan now on and after 25 mins idling in traffic<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Water is 200F<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Oil is 180 F<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Engine compartment is over 155F and idling has to be nursed to avoid<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>stalling. This must be a build up of exhaust heat with no exit path.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Have tried to compromise with mixture settings but not yet found a sweet <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>spot.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>So l was wondering if anyone has tried to improve engine compartment venting <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>and how ?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Assume this why some cars have louvers on hood or side of car.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>Ideas comments welcome.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>On a similar thread has anyone used the cold vent air to bring cooler air to <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>the carb intake area when cruising ? Results ?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS";color:black'>rg <o:p></o:p></span></p></div></div></div></div></body></html>