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</o:shapelayout></xml><![endif]--></head><body lang=EN-CA link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>As I recall, you don’t need the split washers. The washers could be fatiguing with the extreme heat and losing their “spring” – just guessing. Make sure the rest of the exhaust system is properly secured. I have never had an issue with them loosening and have always got them just really tight – never torqued them, though that sounds like a good idea.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Mirek<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Healeys [mailto:healeys-bounces@autox.team.net] <b>On Behalf Of </b>Fred Wescoe<br><b>Sent:</b> October-16-19 8:46 PM<br><b>To:</b> healeys<br><b>Subject:</b> [Healeys] Down pipes<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Listers,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Today, I had to tighten the 6 nuts on my exhaust down pipes. This is the second time in 2 years I have had to do this. What is causing the nuts to work loose? Each of the 6 studs from the exhaust manifolds has split lock washers and brass nuts on the down pipe flanges. Each time time I have tightened the nuts, I tighten them until the nuts squeak.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>What am I doing wrong and does anyone else have this issue? What do I need to do to fix this? The car is a 66 BJ8 with stock manifolds and down pipes.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thanks for any advice, I'm stumped,<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Fred<o:p></o:p></p></div><div><p class=MsoNormal>66 BJ8<o:p></o:p></p></div></div></div></body></html>