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Re: [TR] IRS Rear End clunk

To: Jim Henningsen <trguy75@gmail.com>
Subject: Re: [TR] IRS Rear End clunk
From: Greg Lemon <grglmn@gmail.com>
Date: Sat, 30 Jan 2021 15:15:18 -0600
Cc: TR3 Triumphs <triumphs@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: triumphs@autox.team.net
References: <048d01d6f744$050a82a0$0f1f87e0$@gmail.com>
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Jim,

In my case as well, after checking everything in the rear end and deciding
it must be the differential I discovered one of the transmission mount
bolts was loose (gone actually).  There is a lot that can cause a clunk in
the rear, but don't rule out other possibilities.

Greg Lemon
TR250

On Sat, Jan 30, 2021, 2:15 PM Jim Henningsen <trguy75@gmail.com> wrote:

> I know this has been covered over the years, but would like some input from
> folks.  Just redid the rear suspension and driveline for my 67 TR4A IRS.
> Installed driveshaft with new u joints, rebuilt diff that was in my TR6 and
> did not have clunk in that car, rebuilt original 4A axles with new bearings
> seals and u joints, new comp springs, urethane packings, new urethane
> bushings on trailing arm, shock link, rebuilt lever shocks.  The original
> diff mounts/brackets/pins looked good so didn't weld support panels in.
> This is a 72k orig mile car that was owned 45 years by previous owner.  I
> am
> still getting a noticeable clunk when I let the clutch out from a stop.
> The
> noise is behind me so has to be in that driveline.  Any thoughts of next
> steps for identifying where it is coming from.
> Thanks,
> Jim Henningsen
> Ocala FL
> 61 3A
> 62 4
> 67 4A
> 75 6
> 81 8
>
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<div dir=3D"auto">Jim,<div dir=3D"auto"><br></div><div dir=3D"auto">In my c=
ase as well, after checking everything in the rear end and deciding it must=
 be the differential I discovered one of the transmission mount bolts was l=
oose (gone actually).=C2=A0 There is a lot that can cause a clunk in the re=
ar, but don&#39;t rule out other possibilities.</div><div dir=3D"auto"><br>=
</div><div dir=3D"auto">Greg Lemon</div><div dir=3D"auto">TR250</div></div>=
<br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Sat=
, Jan 30, 2021, 2:15 PM Jim Henningsen &lt;<a href=3D"mailto:trguy75@gmail.=
com">trguy75@gmail.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_q=
uote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1e=
x">I know this has been covered over the years, but would like some input f=
rom<br>
folks.=C2=A0 Just redid the rear suspension and driveline for my 67 TR4A IR=
S.<br>
Installed driveshaft with new u joints, rebuilt diff that was in my TR6 and=
<br>
did not have clunk in that car, rebuilt original 4A axles with new bearings=
<br>
seals and u joints, new comp springs, urethane packings, new urethane<br>
bushings on trailing arm, shock link, rebuilt lever shocks.=C2=A0 The origi=
nal<br>
diff mounts/brackets/pins looked good so didn&#39;t weld support panels in.=
<br>
This is a 72k orig mile car that was owned 45 years by previous owner.=C2=
=A0 I am<br>
still getting a noticeable clunk when I let the clutch out from a stop.=C2=
=A0 The<br>
noise is behind me so has to be in that driveline.=C2=A0 Any thoughts of ne=
xt<br>
steps for identifying where it is coming from.=C2=A0 <br>
Thanks,<br>
Jim Henningsen<br>
Ocala FL<br>
61 3A<br>
62 4<br>
67 4A<br>
75 6<br>
81 8<br>
<br>
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errer" target=3D"_blank">http://www.team.net/donate.html</a><br>
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</blockquote></div>

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