Guys, Thanks for all of the feedback. It was very informative. I think I'll proceed in order of the options that remove the least amount of material:
1) HeliCoil 2) drilling and tapping for M9 X 1.0 3) drilling and installing the Muller Insert Thanks again for the 411, Kenneth Kirkland #18 MiDiv / Arkansas Region (77) 1991 KBS Mk. V www.kirklandracing.com --- [EMAIL PROTECTED] wrote: > Not having read any of the other thread > contributors, I would still go with > a thread insert kit (aka HeliCoil). > > ----- Original Message ----- > From: "Kenneth Kirkland" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Thursday, February 01, 2007 1:57 PM > Subject: [F500] Stripped exhaust thread options > > > > Hello All!!! > > > > I have a situation that I'd like to bounce off of > the > > list before attempting repairs on a cylinder jug. > > > > In the process of installing my rebuilt 494, I > > discovered stripped threads on one hole of the pto > > exhaust port. The original 8mm x 1.0mm threads > were > > apparently stripped in the past, repaired with > > something in the 6mm/.25 inch range, which has now > > stripped. 6mm and 1/4" bolts feel like they're > > threading up, but when it's time for them to > really > > torque down, they just keep turning. > > > > What's the best way to deal with this? Do another > > repair with a thread smaller than the original > 8mm? > > Drill the hole out and tap it at 9mm x 1.0mm? > > > > Thanks in advance for any and all assistance, > > Kenneth Kirkland > > #18 MiDiv / Arkansas Region (77) > > 1991 KBS Mk. V > > www.kirklandracing.com > ________________________________ > FormulaCar Magazine - A Proud Supporter of Formula > 500 > The Official Publication of Junior Formula Car > Racing > Subscribe Today! www.formulacarmag.com or > 519-624-2003 > _________________________________ > > > > _______________________________________________ > F500 mailing list - [email protected] > To unsubscribe or change options please visit: > http://f500.org/mailman/listinfo/f500 > *** Please, DO NOT send unsubscribe requests to the > mailing list! *** ________________________________ FormulaCar Magazine - A Proud Supporter of Formula 500 The Official Publication of Junior Formula Car Racing Subscribe Today! www.formulacarmag.com or 519-624-2003 _________________________________ _______________________________________________ F500 mailing list - [email protected] To unsubscribe or change options please visit: http://f500.org/mailman/listinfo/f500 *** Please, DO NOT send unsubscribe requests to the mailing list! ***
