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I've never seen any cam bearings that were solid rings.=C2=A0 The Vanderve=
ll bearings may look like a complete ring, unless you look real closely and=
see the clench design.=C2=A0 I always installed my own cam bearings.=C2=A0=
I made my own tool years ago.=C2=A0 When installing non-Vandervell bearing=
s, with a straight cut, I used to put a hose clamp around the bearing befor=
e I started driving it into the block.=C2=A0 This kept the ends of the bear=
ing aligned.=C2=A0 As I drove the bearing into the block, it pushed out of =
the hose clamp.=C2=A0 Obviously, before driving the bearing in, you needed =
to make sure the bearing was properly aligned and the oil holes and the sec=
uring bolt holes were properly lined up with the block.=C2=A0 Not a difficu=
lt job if you have the right tools (driver, hose clamp and a flashlight), a=
nd have done it a few times.
You can run into a problem if the holes in the bearing are not properly lin=
ed up with the holes where the cam bearing securing bolts screw into the bl=
ock.=C2=A0 When you screw the securing bolts in, they may catch part of the=
bearing, pushing it in.=C2=A0 If this happens, the cam won't go in and if =
you force it you may score the cam.=C2=A0 If this happens, you should get a=
new bearing, and start over.=C2=A0 I speak from experience!
Jack
On Tuesday, February 9, 2021, 10:46:43 AM EST, J.C. Hassall <jhassall@g=
mail.com> wrote: =20
=20
Hey Jack,What a great story!=C2=A0=C2=A0IFF I recall correctly, when I reb=
uilt my TR4 last time, the cam bearings were complete rings.=C2=A0 The mach=
ine shop had a rough time aligning the bearing holes with the oiler holes i=
n the block.=C2=A0=C2=A0
I'm just curious.
tnx--
jim=C2=A0 W4BEA
On Tue, Feb 9, 2021 at 10:20 AM Jack Wheeler via Fot <fot@autox.team.net> w=
rote:
I worked for a large diesel engine manufacturer and Vandervell was a major =
bearing supplier to us.=C2=A0 I was working on a new product introduction t=
eam and one day the Vandervell rep was in visiting our purchasing manager.=
=C2=A0 The purchasing manager introduced me to the rep, and during the cour=
se of our discussion I shared with him the fact that I was racing a TR-4 at=
the time.=C2=A0 I had recently experienced problems getting Vandervell cam=
bearings and asked him about the status of bearing supply for the TR engin=
e.=C2=A0 He said he would look into it.
A few weeks later, our purchasing manager walked into my office with a big =
box and said, "this is for you".=C2=A0 He told me that the Vandervell rep h=
ad gone back to the UK and had one of his materials managers gather all of =
the TR-2/4 cam bearings from all of their major warehouses in the UK, and s=
ent them to me.=C2=A0 There were over 100 bearings.=C2=A0 Since they were a=
ll the wide bearings, I had about a third of them cut down to the width of =
the narrow bearing.=C2=A0 To make sure the oil holes lined up with the hole=
s in the block, the machine shop had to cut an equal amount off each side o=
f the bearing to get the appropriate width.
Where is all this going?=C2=A0 Well, I changed the cam bearings (because I =
had them) every time I rebuilt an engine, which was about every 4 races.=C2=
=A0 For whatever reason, I kept a number of the used bearings with 4 race w=
eekends on them (or less).=C2=A0 I have a total of 17 wide bearings, plus o=
ne new wide AE bearing, and 9 narrow bearings, or about 9 sets.=C2=A0 I don=
't know if anyone is interested in running used bearings in your race engin=
es, but if you are, I am offering them to anyone on the list for the price =
of the shipping cost.=C2=A0 The wear in these bearings is visible (see pict=
ures), but barely perceptible when you run your finger over the areas of we=
ar.=C2=A0 About what you would expect after 3 or 4 pace weekends.
What is the benefit of Vandervell cam bearings?=C2=A0 The AE or all the oth=
er bearings that are on the market today (to my knowledge) have a straight =
split in the bearing, which can result in the ends of the bearing becoming =
misaligned.=C2=A0 The Vandervell bearing has a design that looks like a jig=
saw puzzle piece, where the ends of the bearing are clenched together, prev=
enting misalignment.=C2=A0 In the third picture attached I tried to get a g=
ood shot of this feature.
If anyone is interested in one or more sets of these bearings, let me know =
how many you want.=C2=A0 Thanks.
Jack
_______________________________________________
fot@autox.team.net
http://www.fot-racing.com
Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot
l.com
--=20
jim=C2=A0 W4BEA
The democracy will cease to exist when you take away from those who are wil=
ling to work and give to those who would not.
Thomas Jefferson
I sometimes feel bad for the smart people - being simple-minded and easily =
entertained is totally the way to go! ;-)J. Stoll
=20
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<html><head></head><body><div class=3D"ydp4ffd1c3dyahoo-style-wrap" style=
=3D"font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px=
;"><div></div>
<div dir=3D"ltr" data-setdir=3D"false">I've never seen any cam bear=
ings that were solid rings. The Vandervell bearings may look like a c=
omplete ring, unless you look real closely and see the clench design. =
I always installed my own cam bearings. I made my own tool years ago=
. When installing non-Vandervell bearings, with a straight cut, I use=
d to put a hose clamp around the bearing before I started driving it into t=
he block. This kept the ends of the bearing aligned. As I drove=
the bearing into the block, it pushed out of the hose clamp. Obvious=
ly, before driving the bearing in, you needed to make sure the bearing was =
properly aligned and the oil holes and the securing bolt holes were properl=
y lined up with the block. Not a difficult job if you have the right =
tools (driver, hose clamp and a flashlight), and have done it a few times.<=
br></div><div dir=3D"ltr" data-setdir=3D"false"><br></div><div dir=3D"ltr" =
data-setdir=3D"false">You can run into a problem if the holes in the bearin=
g are not properly lined up with the holes where the cam bearing securing b=
olts screw into the block. When you screw the securing bolts in, they=
may catch part of the bearing, pushing it in. If this happens, the c=
am won't go in and if you force it you may score the cam. If this hap=
pens, you should get a new bearing, and start over. I speak from expe=
rience!</div><div dir=3D"ltr" data-setdir=3D"false"><br></div><div dir=3D"l=
tr" data-setdir=3D"false">Jack<br></div><div><br></div>
=20
</div><div id=3D"ydp9853ccfcyahoo_quoted_3083776813" class=3D"ydp98=
53ccfcyahoo_quoted">
<div style=3D"font-family:'Helvetica Neue', Helvetica, Arial, s=
ans-serif;font-size:13px;color:#26282a;">
=20
<div>
On Tuesday, February 9, 2021, 10:46:43 AM EST, J.C. Has=
sall <jhassall@gmail.com> wrote:
</div>
<div><br></div>
<div><br></div>
<div><div id=3D"ydp9853ccfcyiv0924720591"><div><div dir=3D"=
ltr">Hey Jack,<div>What a great story! </div><div>IFF I recall c=
orrectly, when I rebuilt my TR4 last time, the cam bearings were complete r=
ings. The machine shop had a rough time aligning the bearing holes wi=
th the oiler holes in the block. </div><div><br clear=3D"none"><=
/div><div>I'm just curious.</div><div><br clear=3D"none"></div><div>tnx</di=
v><div>--<br clear=3D"none"></div><div>jim W4BEA</div></div><br clear=
=3D"none"><div class=3D"ydp9853ccfcyiv0924720591gmail_quote"><div class=3D"=
ydp9853ccfcyiv0924720591yqt7583245858" id=3D"ydp9853ccfcyiv0924720591yqt512=
28"><div class=3D"ydp9853ccfcyiv0924720591gmail_attr" dir=3D"ltr">On Tue, F=
eb 9, 2021 at 10:20 AM Jack Wheeler via Fot <<a shape=3D"rect" href=3D"m=
ailto:fot@autox.team.net" rel=3D"nofollow" target=3D"_blank">fot@autox.team=
.net</a>> wrote:<br clear=3D"none"></div><blockquote class=3D"ydp9853ccf=
cyiv0924720591gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1p=
x solid rgb(204,204,204);padding-left:1ex;"><div><div style=3D"font-family:=
Helvetica, Arial, sans-serif;font-size:13px;"><div dir=3D"ltr">I worked for=
a large diesel engine manufacturer and Vandervell was a major bearing supp=
lier to us. I was working on a new product introduction team and one =
day the Vandervell rep was in visiting our purchasing manager. The pu=
rchasing manager introduced me to the rep, and during the course of our dis=
cussion I shared with him the fact that I was racing a TR-4 at the time.&nb=
sp; I had recently experienced problems getting Vandervell cam bearings and=
asked him about the status of bearing supply for the TR engine. He s=
aid he would look into it.</div><div dir=3D"ltr"><br clear=3D"none"></div><=
div dir=3D"ltr">A few weeks later, our purchasing manager walked into my of=
fice with a big box and said, "this is for you". He told me that the =
Vandervell rep had gone back to the UK and had one of his materials manager=
s gather all of the TR-2/4 cam bearings from all of their major warehouses =
in the UK, and sent them to me. There were over 100 bearings. S=
ince they were all the wide bearings, I had about a third of them cut down =
to the width of the narrow bearing. To make sure the oil holes lined =
up with the holes in the block, the machine shop had to cut an equal amount=
off each side of the bearing to get the appropriate width.<br clear=3D"non=
e"></div><div dir=3D"ltr"><br clear=3D"none"></div><div dir=3D"ltr">Where i=
s all this going? Well, I changed the cam bearings (because I had the=
m) every time I rebuilt an engine, which was about every 4 races. For=
whatever reason, I kept a number of the used bearings with 4 race weekends=
on them (or less). I have a total of 17 wide bearings, plus one new =
wide AE bearing, and 9 narrow bearings, or about 9 sets. I don't know=
if anyone is interested in running used bearings in your race engines, but=
if you are, I am offering them to anyone on the list for the price of the =
shipping cost. The wear in these bearings is visible (see pictures), =
but barely perceptible when you run your finger over the areas of wear.&nbs=
p; About what you would expect after 3 or 4 pace weekends.<br clear=3D"none=
"></div><div dir=3D"ltr"><br clear=3D"none"></div><div dir=3D"ltr">What is =
the benefit of Vandervell cam bearings? The AE or all the other beari=
ngs that are on the market today (to my knowledge) have a straight split in=
the bearing, which can result in the ends of the bearing becoming misalign=
ed. The Vandervell bearing has a design that looks like a jigsaw puzz=
le piece, where the ends of the bearing are clenched together, preventing m=
isalignment. In the third picture attached I tried to get a good shot=
of this feature.</div><div dir=3D"ltr"><br clear=3D"none"></div><div dir=
=3D"ltr">If anyone is interested in one or more sets of these bearings, let=
me know how many you want. Thanks.</div><div dir=3D"ltr"><br clear=
=3D"none"></div><div dir=3D"ltr">Jack<br clear=3D"none"></div></div></div>_=
______________________________________________<br clear=3D"none">
<a shape=3D"rect" href=3D"mailto:fot@autox.team.net"; rel=3D"nofollow" targe=
t=3D"_blank">fot@autox.team.net</a><br clear=3D"none">
<br clear=3D"none">
<a shape=3D"rect" href=3D"http://www.fot-racing.com"; rel=3D"nofollow" targe=
t=3D"_blank">http://www.fot-racing.com</a><br clear=3D"none">
<br clear=3D"none">
ofollow" target=3D"_blank">http://www.team.net/donate.html</a><br clear=3D"=
none">
Archive: <a shape=3D"rect" href=3D"http://autox.team.net/archive"; rel=3D"no=
follow" target=3D"_blank">http://autox.team.net/archive</a> <a shape=3D"rec=
t" href=3D"http://www.team.net/pipermail/fotUnsubscribe/Manage"; rel=3D"nofo=
llow" target=3D"_blank">http://www.team.net/pipermail/fot<br clear=3D"none"=
>
lman/options/fot/jhassall@gmail.com" rel=3D"nofollow" target=3D"_blank">htt=
p://autox.team.net/mailman/options/fot/jhassall@gmail.com</a><br clear=3D"n=
one">
<br clear=3D"none">
<br clear=3D"none">
</blockquote></div></div><br clear=3D"all"><div><br clear=3D"none"></div>--=
<br clear=3D"none"><div class=3D"ydp9853ccfcyiv0924720591gmail_signature" =
dir=3D"ltr"><div dir=3D"ltr"><div><div dir=3D"ltr"><div><div dir=3D"ltr"><d=
iv><div dir=3D"ltr"><div><div><span style=3D"color:rgb(0,0,0);font-family:a=
rial, helvetica, sans-serif;background-color:rgb(250,250,251);">jim W=
4BEA</span></div><div dir=3D"ltr"><span style=3D"color:rgb(0,0,0);font-fami=
ly:arial, helvetica, sans-serif;background-color:rgb(250,250,251);"><br cle=
ar=3D"none"></span></div><div dir=3D"ltr"><span style=3D"color:rgb(0,0,0);f=
ont-family:arial, helvetica, sans-serif;background-color:rgb(250,250,251);"=
>The democracy will cease to exist when you take away from those who are wi=
lling to work and give to those who would not.</span><br style=3D"color:rgb=
(0,0,0);font-family:arial, helvetica, sans-serif;background-color:rgb(250,2=
50,251);" clear=3D"none"><span style=3D"color:rgb(0,0,0);font-family:arial,=
helvetica, sans-serif;background-color:rgb(250,250,251);">Thomas Jefferson=
</span><br clear=3D"none"></div></div><div dir=3D"ltr"><span style=3D"color=
:rgb(0,0,0);font-family:arial, helvetica, sans-serif;background-color:rgb(2=
50,250,251);"><br clear=3D"none"></span></div><div dir=3D"ltr"><div>I somet=
imes feel bad for the smart people - being simple-minded and easily enterta=
ined is totally the way to go! ;-)</div><div>J. Stoll</div><div><br clear=
=3D"none"></div></div></div></div></div></div></div></div></div></div>
</div></div></div>
</div>
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_______________________________________________
fot@autox.team.net
http://www.fot-racing.com
Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot
--===============1598566001166925983==--
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