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Good Morning Bill
As a restoration shop who build motors, I concur with Jim.
Daryl W. Wagner
Automotive Artistry
British Car and Bike
Restoration, Sales and Service
10,000 Aurora Hudson Road
Building Two, Suite B
Hudson, Ohio 44236
330-554-4333
=20
On Monday, May 26, 2025 at 07:25:11 AM EDT, Jim Keenan via Wpta <wpta@a=
utox.team.net> wrote: =20
=20
=20
Bill,
I personally have never heard of a timing chain jumping a tooth. If that oc=
curred, most likely, there would be damage on one of the gears or the chain=
. Most likely it was installed incorrectly.
Jim Keenan
Sent from my iPhone
On May 23, 2025, at 12:28=E2=80=AFPM, xj61975--- via Wpta <wpta@autox.team.=
net> wrote:
=EF=BB=BFI'm evaluating the timing chain on my TR6 powered TVR as I work th=
rough changing the front crankshaft seal. I found that the scribed lines an=
d punch marks are not aligning after turning the crankshaft clockwise to th=
e TDC position. It appears that the camshaft is off, retarded by one tooth.=
Though easy to resolve at this stage, I have to wonder whether it jumped a=
tooth on its own, or was put together incorrectly by a previous owner. My =
double row timing chain has +/_ 3/8" slack at mid span on the tensioner sid=
e, which does not seem to be extreme. Has anyone known one of these to jump=
time on its own? Any guidance will be welcomed. Thanks
Bill Cooper_______________________________________________
wpta@autox.team.net
-------------------------------------
http://www.wptriumph.org
Archive: http://www.team.net/archive
m
_______________________________________________
wpta@autox.team.net
-------------------------------------
http://www.wptriumph.org
Archive: http://www.team.net/archive
r@yahoo.com
=20
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<html><head></head><body><div class=3D"ydpcbe438f5yahoo-style-wrap" style=
=3D"font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px=
;"><div><div dir=3D"ltr" data-setdir=3D"false">Good Morning Bill</div><div =
dir=3D"ltr" data-setdir=3D"false"><br></div><div dir=3D"ltr" data-setdir=3D=
"false">As a restoration shop who build motors, I concur with Jim.</div><di=
v><br></div><div class=3D"ydpcbe438f5signature"><p><font size=3D"2"><span s=
tyle=3D"font-family:bookman old style, new york, times, serif;"><span style=
=3D"font-style:italic;"><span style=3D"font-family:tahoma, new york, times,=
serif;"><font size=3D"3" style=3D"background-color: inherit;"><span style=
=3D"font-family:times new roman, new york, times, serif;">Daryl W. Wagner<b=
r><br></span></font></span></span></span></font><font size=3D"2"><span styl=
e=3D"font-family:bookman old style, new york, times, serif;"><span style=3D=
"font-style:italic;"><span style=3D"font-family:tahoma, new york, times, se=
rif;"><font size=3D"3" style=3D"background-color: inherit;"><span style=3D"=
font-family:times new roman, new york, times, serif;">Automotive Artistry<b=
r>British Car and Bike<br>Restoration, Sales and Service<br>10,000 Aurora H=
udson Road</span></font></span></span></span></font></p><p><font size=3D"2"=
><span style=3D"font-family:bookman old style, new york, times, serif;"><sp=
an style=3D"font-style:italic;"><span style=3D"font-family:tahoma, new york=
, times, serif;"><font size=3D"3" style=3D"background-color: inherit;"><spa=
n style=3D"font-family:times new roman, new york, times, serif;">Building T=
wo, Suite B</span></font></span></span></span></font><font size=3D"2"><span=
style=3D"font-family:bookman old style, new york, times, serif;"><span sty=
le=3D"font-style:italic;"><span style=3D"font-family:tahoma, new york, time=
s, serif;"><font size=3D"3" style=3D"background-color: inherit;"><span styl=
e=3D"font-family:times new roman, new york, times, serif;"><br>Hudson, Ohio=
44236<br>330-554-4333<br></span><br><br></font></span></span><span style=
=3D"font-family:garamond, new york, times, serif;"></span><br></span></font=
></p><font size=3D"2"><span style=3D"font-family:bookman old style, new yor=
k, times, serif;"></span></font></div></div>
<div><br></div><div><br></div>
=20
<div id=3D"ydpcbe438f5yahoo_quoted_8835093117" class=3D"ydpcbe438f5=
yahoo_quoted">
<div style=3D"font-family:'Helvetica Neue', Helvetica, Arial, s=
ans-serif;font-size:13px;">
=20
<div>
On Monday, May 26, 2025 at 07:25:11 AM EDT, Jim Keenan =
via Wpta <wpta@autox.team.net> wrote:
</div>
<div><br></div>
<div><br></div>
<div><div id=3D"ydpcbe438f5yiv7492864058"><div>
<div><br clear=3D"none">
</div>
<div><br clear=3D"none">
</div>
Bill,
<div><br clear=3D"none">
</div>
<div>I personally have never heard of a timing chain jumping a tooth. If th=
at occurred, most likely, there would be damage on one of the gears or the =
chain. Most likely it was installed incorrectly.</div>
<div><br clear=3D"none">
</div>
<div>Jim Keenan<br clear=3D"none" id=3D"ydpcbe438f5yiv7492864058lineBreakAt=
BeginningOfSignature">
<div dir=3D"ltr">Sent from my iPhone</div>
<div dir=3D"ltr"><br clear=3D"none">
<blockquote type=3D"cite">On May 23, 2025, at 12:28=E2=80=AFPM, xj61975--- =
via Wpta <wpta@autox.team.net> wrote:<br clear=3D"none">
<br clear=3D"none">
</blockquote>
</div>
<blockquote type=3D"cite">
<div dir=3D"ltr">=EF=BB=BF
<div id=3D"ydpcbe438f5yiv7492864058yqt62843" class=3D"ydpcbe438f5yiv7492864=
058yqt7288104234"><div style=3D"font-family:arial;font-size:16px;" class=3D=
"ydpcbe438f5yiv7492864058yahoo-style-wrap">
<div dir=3D"ltr">I'm evaluating the timing chain on my TR6 powered TVR as I=
work through changing the front crankshaft seal. I found that the scribed =
lines and punch marks are not aligning after turning the crankshaft clockwi=
se to the TDC
position. It appears that the camshaft is off, retarded by one tooth. Thou=
gh easy to resolve at this stage, I have to wonder whether it jumped a toot=
h on its own, or was put together incorrectly by a previous owner. My doubl=
e row timing chain has +/_ 3/8"
slack at mid span on the tensioner side, which does not seem to be extreme=
. Has anyone known one of these to jump time on its own? Any guidance will =
be welcomed. Thanks</div>
<div dir=3D"ltr"><br clear=3D"none">
</div>
<div dir=3D"ltr">Bill Cooper</div>
</div></div>
<span>_______________________________________________</span><br clear=3D"no=
ne">
<span>wpta@autox.team.net</span><br clear=3D"none">
<span></span><br clear=3D"none">
<span>-------------------------------------</span><br clear=3D"none">
<span></span><br clear=3D"none">
<span>http://www.wptriumph.org</span><br clear=3D"none">
<span></span><br clear=3D"none">
<span>Donate: http://www.team.net/donate.html</span><br clear=3D"none">
<span>Archive: http://www.team.net/archive</span><br clear=3D"none">
<span>Unsubscribe/Manage: http://autox.team.net/mailman/options/wpta/mij57@=
msn.com</span><br clear=3D"none">
<span></span><br clear=3D"none">
<span></span><br clear=3D"none">
</div>
</blockquote>
</div>
</div></div><div class=3D"ydpcbe438f5yqt7288104234" id=3D"ydpcbe438f5yqt209=
98">_______________________________________________<br clear=3D"none"><a sh=
ape=3D"rect" href=3D"mailto:wpta@autox.team.net"; rel=3D"nofollow" target=3D=
"_blank">wpta@autox.team.net</a><br clear=3D"none"><br clear=3D"none">-----=
--------------------------------<br clear=3D"none"><br clear=3D"none"><a sh=
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_______________________________________________
wpta@autox.team.net
-------------------------------------
http://www.wptriumph.org
Archive: http://www.team.net/archive
--===============0658475273930794846==--
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