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Re: [Fot] Armstrong Lever shock adjustment

To: Duncan Charlton <duncan.charlton54@gmail.com>
Subject: Re: [Fot] Armstrong Lever shock adjustment
From: TR4 Tony <tr4.tony@virgin.net>
Date: Sat, 12 Sep 2015 09:25:37 +0100
Cc: Triumph 'Friends of Triumph <fot@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: fot@autox.team.net
References: <CAMJWJcG5MRDT71HCyeV_XxCQOMiXhyEruCuF+-xzsQXiZgcNQg@mail.gmail.com> <7E14971E-375F-493B-8C20-805AF933F311@gmail.com>
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Both

Thick oil is a quick day to day fix - for a proper job you need a DAS 9 (or 1=
0) twin valve shock. They are around.

Regards.=20

Tony=20

Sent from my iPhone

> On 9 Sep 2015, at 14:44, Duncan Charlton <duncan.charlton54@gmail.com> wro=
te:
>=20
> John,
>=20
> I can report only on the ease of doing the adjustments, not the effectiven=
ess.  I can=E2=80=99t remember the number of turns or the thickness of the s=
pacers, but on my 1957 Morgan Plus 4 (a road car) but used 20 weight fork oi=
l (Harley Davidson label) since I only wanted to affect rebound and not joun=
ce.  It was easy enough to make the changes with the shocks out of the car. =
 It=E2=80=99s hard to say just how much of an improvement was caused by the a=
djustments alone, unfortunately, because I found the shocks were low on oil w=
hen I decided to rework them due to the axle banging on the frame when I dro=
ve over every whoop-de-do in the road.  One was about 65% full and the other=
 was only 50% full of oil and I have to assume that the low oil condition wa=
s primarily responsible for the lack of damping.  They weren=E2=80=99t visib=
ly leaking so I wasn=E2=80=99t able to determine why the car came to me in t=
his condition.  At any rate, the car rides like a Morgan that has been modif=
ied to use tube shocks on the back so I=E2=80=99m happy with the overall res=
ult.
>=20
> One caution =E2=80=94 I don=E2=80=99t have any proof of this but I have re=
ad the opinion that the shocks can be damaged by using oil that is too visco=
us.
>=20
> Duncan
> (Texas)
>=20
>> On Sep 9, 2015, at 7:50 AM, John Styduhar <johnstydo@gmail.com> wrote:
>>=20
>> I'm going to stiffen up the rear lever shocks on my TR by refilling with h=
igher viscosity fluid per the Kastner preparation manual.  I've also read ab=
out adjusting the springs in the valve body to adjust dampening - tighten th=
e nut on the rebound spring 2 to 4 full turns, and add a spacer of .040" to .=
080" under the compression spring.   Any members have experience with these s=
pring adjustments?  Thanks=20
>> _______________________________________________
>> fot@autox.team.net
>>=20
>> http://www.fot-racing.com
>>=20
>> Donate: http://www.team.net/donate.html
>> Archive: http://www.team.net/archive
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>> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/duncan.char=
lton54@gmail.com
>=20
> _______________________________________________
> fot@autox.team.net
>=20
> http://www.fot-racing.com
>=20
> Donate: http://www.team.net/donate.html
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> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/tr4.tony@vir=
gin.net
>=20
>=20

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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"><div><span></span></div><div><meta http-equ=
iv=3D"content-type" content=3D"text/html; charset=3Dutf-8"><div>Both</div><d=
iv><br></div><div>Thick oil is a quick day to day fix - for a proper job you=
 need a DAS 9 (or 10) twin valve shock. They are around.</div><div><br></div=
><div>Regards.&nbsp;</div><div><br></div><div>Tony&nbsp;</div><div><br>Sent f=
rom my iPhone</div><div><br>On 9 Sep 2015, at 14:44, Duncan Charlton &lt;<a h=
ref=3D"mailto:duncan.charlton54@gmail.com";>duncan.charlton54@gmail.com</a>&g=
t; wrote:<br><br></div><blockquote type=3D"cite"><div><meta http-equiv=3D"Co=
ntent-Type" content=3D"text/html charset=3Dutf-8">John,<div class=3D""><br c=
lass=3D""><div class=3D"">I can report only on the ease of doing the adjustm=
ents, not the effectiveness. &nbsp;I can=E2=80=99t remember the number of tu=
rns or the thickness of the spacers, but on my 1957 Morgan Plus 4 (a road ca=
r) but used 20 weight fork oil (Harley Davidson label) since I only wanted t=
o affect rebound and not jounce. &nbsp;It was easy enough to make the change=
s with the shocks out of the car. &nbsp;It=E2=80=99s hard to say just how mu=
ch of an improvement was caused by the adjustments alone, unfortunately, bec=
ause I found the shocks were low on oil when I decided to rework them due to=
 the axle banging on the frame when I drove over every whoop-de-do in the ro=
ad. &nbsp;One was about 65% full and the other was only 50% full of oil and I=
 have to assume that the low oil condition was primarily responsible for the=
 lack of damping. &nbsp;They weren=E2=80=99t visibly leaking so I wasn=E2=80=
=99t able to determine why the car came to me in this condition. &nbsp;At an=
y rate, the car rides like a Morgan that has been modified to use tube shock=
s on the back so I=E2=80=99m happy with the overall result.</div><div class=3D=
""><br class=3D""></div><div class=3D"">One caution =E2=80=94 I don=E2=80=99=
t have any proof of this but I have read the opinion that the shocks can be d=
amaged by using oil that is too viscous.</div><div class=3D""><br class=3D""=
></div><div class=3D"">Duncan</div><div class=3D"">(Texas)</div><div class=3D=
""><br class=3D""><div><blockquote type=3D"cite" class=3D""><div class=3D"">=
On Sep 9, 2015, at 7:50 AM, John Styduhar &lt;<a href=3D"mailto:johnstydo@gm=
ail.com" class=3D"">johnstydo@gmail.com</a>&gt; wrote:</div><br class=3D"App=
le-interchange-newline"><div class=3D""><div dir=3D"ltr" class=3D""><div cla=
ss=3D"gmail_default" style=3D"font-size:small">I'm going to stiffen up the r=
ear lever shocks on my TR by refilling with higher viscosity fluid per the K=
astner preparation manual.&nbsp; I've also read about adjusting the springs i=
n the valve body to adjust dampening - tighten the nut on the rebound spring=
 2 to 4 full turns, and add a spacer of .040" to .080" under the compression=
 spring. &nbsp; Any members have experience with these spring adjustments?&n=
bsp; Thanks&nbsp;</div></div>
_______________________________________________<br class=3D""><a href=3D"mai=
lto:fot@autox.team.net" class=3D"">fot@autox.team.net</a><br class=3D""><br c=
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><br class=3D""><br class=3D"">Donate: <a href=3D"http://www.team.net/donate=
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ss=3D""></div></blockquote></div><br class=3D""></div></div></div></blockquo=
te><blockquote type=3D"cite"><div><span>____________________________________=
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