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</o:shapelayout></xml><![endif]--></head><body lang=EN-AU link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I am thinking that would BMC engineering in those days be so sophisticated that they would be worried about .004” to .010”. Judging from what I have seen over the years, I doubt it. IIRC, I used a grey silicone as a sealer- works ok for me.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>John Rowe<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Qld Australia<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>BN1 BT7<o:p></o:p></span></p><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><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>Michael Salter<br><b>Sent:</b> Tuesday, 27 January 2015 7:46 AM<br><b>To:</b> Steve B. Gerow<br><b>Cc:</b> healeys@autox.team.net<br><b>Subject:</b> Re: [Healeys] Rear axle gasket question<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS"'>Well you may be over thinking it but you are at least keeping us amused :-)<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS"'>BTW the BN1, BN2 and 100S didn't have the "O" ring seal so I think in their cases the gasket was the seal..<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS"'>Pooffff goes that theory..<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS"'>Michael S<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS"'>BN1 #174<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-family:"Comic Sans MS"'><o:p> </o:p></span></p></div></div><div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>On Mon, Jan 26, 2015 at 4:36 PM, Steve B. Gerow <<a href="mailto:steveg@abrazosdata.com" target="_blank">steveg@abrazosdata.com</a>> wrote:<o:p></o:p></p><p class=MsoNormal>The whole idea of the gasket-as-shim has a certain logic to it - except the o-ring does the actual sealing, correct?<br><br>Is this the idea: when we tighten the lug nuts, we compress the gasket from, say .014" to .010". At .010, the axle center makes contact with the spacer ring and bearing, coming to a stop. There is then .010" between the carrier and axle flange. The gasket takes up the slack - is the compressed gasket strong enough to in effect be a shim between these two parts?<br><br>Michael - maybe when extra-tightening of the lug nuts, the axle flange is also bending slightly to take up this gap.<br><br>Betcha I'm over-thinking this! :-)<br><br><br><br>--<br>Steve Gerow<br><br><br><br>> -------Original Message-------<br>> From: Michael Salter <<a href="mailto:michaelsalter@gmail.com">michaelsalter@gmail.com</a>><br>> To: Steve B. Gerow <<a href="mailto:steveg@abrazosdata.com">steveg@abrazosdata.com</a>><br>> Cc: <a href="mailto:warthodson@aol.com">warthodson@aol.com</a> <<a href="mailto:warthodson@aol.com">warthodson@aol.com</a>>, <a href="mailto:simon.lachlan@homecall.co.uk">simon.lachlan@homecall.co.uk</a>, <a href="mailto:healeys@autox.team.net">healeys@autox.team.net</a><br>> Subject: Re: [Healeys] Rear axle gasket question<br>> Sent: Jan 26 '15 11:28<br>><br>> One other observation on this subject.<br>><br>><br>> This is, I believe, the only place on a Healey where 'conical" seat nuts<br>> are used.<br>> It has been my experience that conical seat nuts always require re-torquing<br>> after a little use. Just like the lug nuts on your every day driver if<br>> you torque them up, then drive the car for a bit you will find that the<br>> nuts will take up to half a turn just to restore them to the original<br>> torque.<br>><br>><br>> That said however I do have to agree with Chris regarding aggressive use.<br>> On AHX12 we found it necessary to re-torque those nuts after every day of<br>> competition and they would always go on an additional flat or so.. I always<br>> wondered where that extra tightening room came from because after a week of<br>> Targa Newfoundland we would have tightened the nuts at least one full turn<br>> ... that's 0.055".<br>><br>><br>> I "forgot" to mention to co-driver Michael O that a likely cause was<br>> stretching of the studs..:-).<br>><br>><br>> Michael S<br>> [LINK: <a href="http://www.acmefluid.com.au/larry/ahx12.html" target="_blank">http://www.acmefluid.com.au/larry/ahx12.html</a>]<br>> <a href="http://www.acmefluid.com.au/larry/ahx12.html" target="_blank">http://www.acmefluid.com.au/larry/ahx12.html</a><br>><br>><br>> On Mon, Jan 26, 2015 at 12:25 PM, Steve B. Gerow <[LINK:<br>> mailto:<a href="mailto:steveg@abrazosdata.com">steveg@abrazosdata.com</a>] <a href="mailto:steveg@abrazosdata.com">steveg@abrazosdata.com</a>> wrote:<br>> Some observations:<br>> New Moss gasket - .014"<br>> Old gasket originally coated with Hylomar, as removed from axle - .010"<br>><br>> .004" = copier paper<br>><br>> My axle is buttoned up with a new gasket and the rear rotor/caliper back<br>> in place or I'd try to do a science project here.<br>><br>> For a gasket thickness, perhaps if one were to bolt the assembly together<br>> without gasket and measure the gap with shims, then add .003" to that.<br>><br>> The new bearing, assembled with heat and cold per Tom Monaco's<br>> instructions, is a tight fit in the carrier and axle - IIRC the bearing<br>> depends on this more than the compression of the spacer, gasket, etc.<br>><br>><br>> --<br>> Steve Gerow<br>> Altadena, CA<br>> BN6<br>><br>><br>> > -------Original Message-------<br>> > From: [LINK: mailto:<a href="mailto:warthodson@aol.com">warthodson@aol.com</a>] <a href="mailto:warthodson@aol.com">warthodson@aol.com</a><br>> > To: [LINK: mailto:<a href="mailto:simon.lachlan@homecall.co.uk">simon.lachlan@homecall.co.uk</a>]<br>> <a href="mailto:simon.lachlan@homecall.co.uk">simon.lachlan@homecall.co.uk</a>, [LINK: mailto:<a href="mailto:steveg@abrazosdata.com">steveg@abrazosdata.com</a>]<br>> <a href="mailto:steveg@abrazosdata.com">steveg@abrazosdata.com</a>, [LINK: mailto:<a href="mailto:healeys@autox.team.net">healeys@autox.team.net</a>]<br>> <a href="mailto:healeys@autox.team.net">healeys@autox.team.net</a><br>> > Subject: Re: [Healeys] Rear axle gasket question<br>> > Sent: Jan 26 '15 08:41<br>> ><br>> > I have not tried it but I doubt it. On the three axles I have actual<br>> > experience with the gasket needed to be Approx. 0.004" thick so that<br>> the<br>> > spacer met the specified tolerances in the workshop manual. The<br>> gaskets I<br>> > purchased were all approx. 0.010" thick. That would be a lot of<br>> squish. You<br>> > would have to squish it without the bearing spacer in place. Then<br>> remove<br>> > the axle & measure how much the spacer stood proud of the gasket. Then<br>> > reassemble everything, if it met spec. It seemed easier to just make a<br>> > gasket of the proper thickness.<br>> ><br>> > Gary Hodson<br>> ><br>> ><br>> > From: Simon Lachlan <[LINK: mailto:<a href="mailto:simon.lachlan@homecall.co.uk">simon.lachlan@homecall.co.uk</a>]<br>> <a href="mailto:simon.lachlan@homecall.co.uk">simon.lachlan@homecall.co.uk</a>><br>> > Subject: RE: [Healeys] Rear axle gasket question<br>> ><br>> ><br>> > If you soaked the too big gaskets in, say, WD40, wouldn’t they<br>> compress<br>> > down to a proper size as you tightened up?<br>> ><br>> > Just a thought..............<br>> ><br>> > Simon<br>> _______________________________________________<br>> Support Team.Net [LINK: <a href="http://www.team.net/donate.html" target="_blank">http://www.team.net/donate.html</a>]<br>> <a href="http://www.team.net/donate.html" target="_blank">http://www.team.net/donate.html</a><br>> Suggested annual donation $12.75<br>> Archive: [LINK: <a href="http://www.team.net/archive" target="_blank">http://www.team.net/archive</a>] <a href="http://www.team.net/archive" target="_blank">http://www.team.net/archive</a><br>> Forums: [LINK: <a href="http://www.team.net/forums" target="_blank">http://www.team.net/forums</a>] <a href="http://www.team.net/forums" target="_blank">http://www.team.net/forums</a><br>><br>> [LINK: mailto:<a href="mailto:Healeys@autox.team.net">Healeys@autox.team.net</a>] <a href="mailto:Healeys@autox.team.net">Healeys@autox.team.net</a><br>> [LINK: <a href="http://autox.team.net/mailman/listinfo/healeys" target="_blank">http://autox.team.net/mailman/listinfo/healeys</a>]<br>> <a href="http://autox.team.net/mailman/listinfo/healeys" target="_blank">http://autox.team.net/mailman/listinfo/healeys</a><br>><br>> Unsubscribe/Manage: [LINK:<br>> <a href="http://autox.team.net/mailman/options/healeys/michaelsalter@gmail.com" target="_blank">http://autox.team.net/mailman/options/healeys/michaelsalter@gmail.com</a>]<o:p></o:p></p><div><div><p class=MsoNormal>> <a href="http://autox.team.net/mailman/options/healeys/michaelsalter@gmail.com" target="_blank">http://autox.team.net/mailman/options/healeys/michaelsalter@gmail.com</a><br>><br>><br>> --<br>><br>><br>> If you can't fix it with a hammer, you've got an electrical problem.<o:p></o:p></p></div></div></div><p class=MsoNormal><br><br clear=all><br>-- <o:p></o:p></p><div><div><div><div><p class=MsoNormal style='margin-bottom:12.0pt'><i><span style='color:black'>If you can't fix it with a hammer, you've got an electrical problem.</span></i><o:p></o:p></p></div></div></div></div></div></div></body></html>