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I have never encountered what I would consider a "square" threaded bolt in=
almost 30 years of working on TR6's.=C2=A0 Maybe that is a descriptor I am=
unaware of.
Chad in Tulsa.
On Monday, October 7, 2019, 02:58:58 PM CDT, Gene M <mclans@sbcglobal.n=
et> wrote: =20
=20
Over 40 years ago I was researching matching paint for my 70 TR6 after an=
accident (I still have it).=C2=A0 The car was painted white after someone =
had sprayed it with candy apple metallic red.=C2=A0 Stripping down paint on=
body panels, the original lacquer paint were red, dark green and yellow.=
=C2=A0 I had seen other white TR6's but my research at the paint supplier s=
howed that white was not an original TR6 color.=C2=A0 The color I went with=
was Jaguar white.=C2=A0=C2=A0
The shop that painted the car had problems with the paint at the seams betw=
een the panels cracked--they had tried some fillers to fill in gaps.=C2=A0 =
Turns out the panels pretty much just hang on the frame and flex independen=
tly because they are held on by "square threaded" bolts, which do not pull =
sheet metal panels together like modern sheet metal screws or fasteners.=C2=
=A0 Back then I was not able to locate these square threaded bolts from any=
source, including a local hardware store that had been around since the ea=
rly 1900's.
The other thing I found out by bringing in a panel to that hardware store t=
o get fasteners was that WW II veterans recognized that this came from a Br=
itish car because the British would dip their metal parts for everything in=
vats of lacquer paint and air dry them since their weather would immediate=
ly rust everything.=C2=A0 That's why original TR panels, including every no=
ok and cranny have the same color paint.=C2=A0 And if you scrape the color =
coat--no primer.
I went to a lot of "pick and pull" auto wreckers in the 70's trying to find=
body panels and these square threaded bolts were on all of them.=C2=A0 Whe=
n I tried to connect panels with these original bolts, the bolts would not =
cinch the panels together tightly and would quickly fracture if I tried to =
torque them down.=C2=A0 If you find a panel where the bolt holes are deform=
ed or you don't find paint inside the hole, it probably was put on after a =
replacement.
So a black engine compartment was probably sprayed over the original panels=
because the car is pieced together from panels that didn't have the same o=
riginal color, or maybe it was sprayed with a high temp paint.
The biggest problem with lacquer dipped panels is eventually there will be =
lacquer check.=C2=A0 Spraying stuff on top can hide it for awhile, but even=
tually the checking goes through the new sealants and top coats (maybe ther=
e are new sealants that can prevent this that have been developed over the =
last 40 years, but I doubt it since all of the "solids" that used to be ava=
ilable as fillers in paint are gone, and those old ones would not stop the =
lacquer checking, just hide it for awhile.
Anyone remember the debate in the 60's on Ford with its enamel paint and or=
ange peel problems, versus G.M. with its smooth lacquer finish which probab=
ly wouldn't start checking while you still owned the car.
All my info came way before the internet and I didn't look for my old notes=
when I was trying to keep my 70 TR6 original.=C2=A0 My research showed min=
e was pieced together and very little was original from the same car, and I=
never did find a TR6 in the boneyard that had all color matching panels wh=
en you pull panels apart and and look at the color of the seams.=C2=A0=C2=
=A0
Anyone else come across these square threaded bolts?
Gene M.70 TR6Sacramento, CA
Anyone know if there are urethane paints that can be sprayed over lacquer a=
nd will=C2=A0<original post>=C2=A0 Hey Jeff. Well, a "paint job" is a very =
relative conversation. If the
engine bay is black then it's been repainted - someone correct me if I'm
wrong but Triumph painted the engine bay body color.=C2=A0
=C2=A0
** triumphs@autox.team.net **
Archive: http://www.team.net/pipermail/triumphs http://www.team.net/archiv=
e
4tr6@yahoo.com
=20
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<html><head></head><body><div class="ydp23d2f3b5yahoo-style-wrap"
style="font-family: Helvetica Neue, Helvetica, Arial, sans-serif; font-size:
13px;"><div></div>
<div dir="ltr" data-setdir="false">I have never encountered what I
would consider a "square" threaded bolt in almost 30 years of working on
TR6's. Maybe that is a descriptor I am unaware of.</div><div dir="ltr"
data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Chad in
Tulsa.</div><div><br></div>
</div><div id="ydpb560e11byahoo_quoted_0575156032"
class="ydpb560e11byahoo_quoted">
<div style="font-family:'Helvetica Neue', Helvetica, Arial,
sans-serif;font-size:13px;color:#26282a;">
<div>
On Monday, October 7, 2019, 02:58:58 PM CDT, Gene M
<mclans@sbcglobal.net> wrote:
</div>
<div><br></div>
<div><br></div>
<div><div id="ydpb560e11byiv5930329868">
<div dir="ltr">
<div><span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;">Over
40 years ago I was researching matching paint for my 70 TR6 after an accident
(I still have it). The car was painted white after someone
had sprayed it with candy apple metallic red. Stripping down paint on
body panels, the original lacquer paint were red, dark green and yellow.
I had seen other white TR6's but my research at the paint supplier showed that
white was not an original TR6 color.
The color I went with was Jaguar white. </span></div>
<div><span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;"><br>
</span></div>
<div><span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;">The
shop that painted the car had problems with the paint at the seams between the
panels cracked--they had tried some fillers to fill in
gaps. Turns out the panels pretty much just hang on the frame and flex
independently because they are held on by "square threaded" bolts, which do not
pull sheet metal panels together like modern sheet metal screws or
fasteners. Back then I was not able
to locate these square threaded bolts from any source, including a local
hardware store that had been around since the early 1900's.</span></div>
<div><span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;"><br>
</span></div>
<div><span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;">The
other thing I found out by bringing in a panel to that hardware store to get
fasteners was that WW II veterans recognized that this
came from a British car because the British would dip their metal parts for
everything in vats of lacquer paint and air dry them since their weather would
immediately rust everything. That's why original TR panels, including
every nook and cranny have the
same color paint. And if you scrape the color coat--no
primer.</span></div>
<div><span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;"><br>
</span></div>
<div><span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;">I
went to a lot of "pick and pull" auto wreckers in the 70's trying to find body
panels and these square threaded bolts were on all of them.
When I tried to connect panels with these original bolts, the bolts would not
cinch the panels together tightly and would quickly fracture if I tried to
torque them down. If you find a panel where the bolt holes are deformed
or you don't find paint inside
the hole, it probably was put on after a replacement.</span></div>
<div><span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;"><br>
</span></div>
<div><span style="font-size:14.6667px;">So a black engine compartment was
probably sprayed over the original panels because the car is pieced together
from panels that didn't have the same original color, or maybe it was sprayed
with a high temp paint.</span></div>
<div><span style="font-size:14.6667px;"><br>
</span></div>
<div><span style="font-size:14.6667px;">The biggest problem with lacquer dipped
panels is eventually there will be lacquer check. Spraying stuff on top
can hide it for awhile, but eventually the checking goes through the new
sealants and top coats (maybe
there are new sealants that can prevent this that have been developed over the
last 40 years, but I doubt it since all of the "solids" that used to be
available as fillers in paint are gone, and those old ones would not stop the
lacquer checking, just hide
it for awhile.</span></div>
<div><span style="font-size:14.6667px;"><br>
</span></div>
<div><span style="font-size:14.6667px;">Anyone remember the debate in the 60's
on Ford with its enamel paint and orange peel problems, versus G.M. with its
smooth lacquer finish which probably wouldn't start checking while you still
owned the car.</span></div>
<div><span style="font-size:14.6667px;"><br>
</span></div>
<div><span style="font-size:14.6667px;">All my info came way before the
internet and I didn't look for my old notes when I was trying to keep my 70 TR6
original. My research showed mine was pieced together and very little was
original from the same car, and
I never did find a TR6 in the boneyard that had all color matching panels when
you pull panels apart and and look at the color of the
seams. </span></div>
<div><span style="font-size:14.6667px;"><br>
</span></div>
<div><span style="font-size:14.6667px;">Anyone else come across these square
threaded bolts?</span></div>
<div><span style="font-size:14.6667px;"><br>
</span></div>
<div><span style="font-size:14.6667px;">Gene M.</span></div>
<div><span style="font-size:14.6667px;">70 TR6</span></div>
<div><span style="font-size:14.6667px;">Sacramento, CA</span></div>
<div><span style="font-size:14.6667px;"><br>
</span></div>
<div><span style="font-size:14.6667px;"><br>
</span></div>
<div><span style="font-size:14.6667px;">Anyone know if there are urethane
paints that can be sprayed over lacquer and will </span></div>
<div>
<div id="ydpb560e11byiv5930329868appendonsend" style="font-family:Calibri,
Helvetica, sans-serif;font-size:12pt;color:rgb(0,0,0);">
</div>
<div style="font-family:Calibri, Helvetica,
sans-serif;font-size:12pt;color:rgb(0,0,0);">
</div>
<span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;"><original
post> Hey Jeff. Well, a "paint job" is a very relative conversation.
If the</span><br
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);">
<span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;">engine
bay is black then it's been repainted - someone correct me if I'm</span><br
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);">
<span
style="color:rgb(32,31,30);font-size:14.6667px;background-color:rgb(255,255,255);display:inline!important;">wrong
but Triumph painted the engine bay body color.<span> </span></span>
<div class="ydpb560e11byiv5930329868BodyFragment"><font size="2"><span
style="font-size:11pt;">
<div class="ydpb560e11byiv5930329868PlainText"><br>
<br>
<br>
</div>
</span></font></div>
</div>
</div>
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