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Re: [Healeys] Rear Main Seal Conversion

To: Roger Grace <roggrace@telus.net>
Subject: Re: [Healeys] Rear Main Seal Conversion
From: Harold Manifold <manifold@telus.net>
Date: Wed, 7 Jun 2023 11:31:46 -0600
Cc: Healeys <healeys@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <CALPtYiNUHfHgnAd6W+9e4VUtJdA-5UCx=icjQyjkbrYnKZaycw@mail.gmail.com>
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<html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D=
utf-8"></head><body dir=3D"auto">Roger,<div><br></div><div>As far as I know t=
here are two versions of the rear main seal conversion. However, going back 2=
0 years there may have been other version. One type is the red square and th=
e other is the round unpainted type. The retaining spring is removed from th=
e seal and then the seal is cut through so it can fit around the crankshaft t=
hen the retaining spring is fitted. The cut in the seal is at 12 o=E2=80=99c=
lock. Quite possibly both versions use the same seal.</div><div><br></div><d=
iv>Remove the old seal out and take BC Bearing/Motion Industries, they shoul=
d be able to match. It would suggest sealing the holder for the seal to the b=
lock with RTV when reassembling.</div><div><br></div><div>I will send some p=
ictures.<br><br><div dir=3D"ltr">Harold Manifold</div><div dir=3D"ltr"><br><=
blockquote type=3D"cite">On Jun 7, 2023, at 9:41 AM, Roger Grace &lt;roggrac=
e@telus.net&gt; wrote:<br><br></blockquote></div><blockquote type=3D"cite"><=
div dir=3D"ltr">=EF=BB=BF<div dir=3D"ltr"><div>I would really appreciate hea=
ring from people with experience doing this task.</div><div>BJ8 with clutch a=
nd flywheel removed.</div><div>Engine has had the rear main oil seal convers=
ion done some time ago. Now leaking badly. Objective is to replace the lip s=
eal. Am assuming it was a Moss one. It looks similar - is there a way to pos=
itively identify the source of the original conversion kit ?</div><div>Were t=
here other kits available around, say 20 years ago ?</div><div><br></div><di=
v>So have loosened the 4 x cap screws that secure the upper and lower housin=
g to the back plate. The housing is now loose. Struggling to remove the cap s=
crews. Their heads seem too big to come out the flywheel bolt holes ? Need t=
o move housing forward so then can loosen the screws that secure the top and=
 lower housings together.<br></div><div>Next move would be to move crankshaf=
t a few degrees to give more clearance - nervous screws may drop into a bad l=
ocation !</div><div>So ideas/thoughts please ?</div><div>Moss have&nbsp; a r=
eplacement lip seal that will order and will assume will fit as doubt that t=
here are many variations.</div><div>Thank you</div><div>rg<br></div><div><br=
></div><div><br></div><div><br></div><div><br></div></div><div id=3D"DAB4FAD=
8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br><table style=3D"border-top:1px solid #d3d=
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