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I=E2=80=99ll have to contact Cometic again. It was probably 10 years ago th=
at I called them. They wanted me to give them a block and head and then ord=
er 100 gaskets. Was not feasible. Joe B
Sent from my iPhone
> On Oct 25, 2020, at 9:01 AM, Mike Harmuth <ofracer@gmail.com> wrote:
>=20
> =EF=BB=BF
> Cometic will do a custom gasket for a minimal one time charge. I've had a S=
pitfire gasket made thick to make up for an over zealous block milling and a=
nother one with a wider piston opening. Once they make the design changes, t=
hey send you a PDF with the dimensions listed for your approval. When it's O=
K, they assign a part number and CNC it out. Design turn around is about a w=
eek and another week to make it. After the first one is made, just call up a=
nd order replacements with your customer number, no extra charges.
>=20
> mike h
>=20
>> On Sun, Oct 25, 2020 at 8:41 AM Jerry Van Vlack via Fot <fot@autox.team.n=
et> wrote:
>> Joe, my experience is only with a hot street engine but worth expressing.=
87mm pistons and liners, .090 milled from head and Kastner D cam.
>> I ran a stock AE330 for almost 40 years with no issues then I did a valve=
job and hardened EX seats because of recession in #4 EX valve seat. The sho=
p took another approx. .010 off the head (so now approx. .100 off the head) .=
I used the Cometic 91mm gasket and it burned through at #4 in 2 years of st=
reet driving. Maybe 15,000 miles.
>> The engine was tired by this time having been rebuilt in the 80=E2=80=99s=
. I rebuilt the engine and decided to use another AE330 with a new head at .=
070 milled. That gasket leaked because of my dumb mistake not re-torqueing a=
fter a few heat cycles. Replaced with another AE330 and now have approx. 10,=
000 miles with no issues. I did re-torque a couple of times.
>> =20
>> Original AE330 copper gaskets are getting hard to find but occasionally s=
how up on EBay, I just bought one. The =E2=80=9Cnew=E2=80=9D repro AE 330 co=
pper gaskets are not the same especially in the valve pocket area, I=E2=80=99=
ve compared them.
>> =20
>> My point in al of this is take a look at how an original AE330 fits to yo=
ur head and block and give it consideration, you might find it acceptable. O=
r continue to use the steel with thin copper wire that you=E2=80=99ve used. I=
am not a fan of the Cometic but admittedly mine was used on a street engine=
with no plans to change it every year. Tony=E2=80=99s experience is worthy o=
f attention, he hammers that engine pretty hard.
>> =20
>> JVV
>> =20
>> From: Joe Boruch via Fot
>> Sent: Saturday, October 24, 2020 9:25 PM
>> To: FOT List
>> Subject: [Fot] Best head gasket revisited
>> =20
>> I was not receiving list emails for a while, so I missed the conversation=
a few months ago.
>> =20
>> For those of you using the composite or even Cometic gaskets, have you do=
ne much relieving around the intake valves? I have not found any such gaske=
t that would not protrude out into the combustion chamber. I even bought on=
e from BPNW that was good for up to 92mm bore, but it still protruded. I ha=
ve been using steel shim head gaskets with copper wire o-rings in the fire r=
ings, but would like a simpler set up. I have held off on putting my TR3 en=
gine back together for years (while playing with S2000s and Miatas) waiting f=
or a better head gasket. Joe B
>> _______________________________________________
>> fot@autox.team.net
>>=20
>> http://www.fot-racing.com
>>=20
>> Donate: http://www.team.net/donate.html
>> Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot
>> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/jerryvv@roa=
drunner.com
>>=20
>>=20
>> _______________________________________________
>> fot@autox.team.net
>>=20
>> http://www.fot-racing.com
>>=20
>> Donate: http://www.team.net/donate.html
>> Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot
>> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/ofracer@gma=
il.com
>>=20
>>=20
> _______________________________________________
> fot@autox.team.net
>=20
> http://www.fot-racing.com
>=20
> Donate: http://www.team.net/donate.html
> Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot
> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/jaboruch@yah=
oo.com
>=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">I=E2=80=99ll have to contact Cometic again.=
It was probably 10 years ago that I called them. They wanted me=
to give them a block and head and then order 100 gaskets. Was not fea=
sible. Joe B<br><br><div dir=3D"ltr">Sent from my iPhone</div><div dir=
=3D"ltr"><br><blockquote type=3D"cite">On Oct 25, 2020, at 9:01 AM, Mike Har=
muth <ofracer@gmail.com> wrote:<br><br></blockquote></div><blockquote t=
ype=3D"cite"><div dir=3D"ltr">=EF=BB=BF<div dir=3D"ltr">Cometic will do a cu=
stom gasket for a minimal one time charge. I've had a Spitfire gasket m=
ade thick to make up for an over zealous block milling and another one w=
ith a wider piston opening. Once they make the design changes, they send you=
a PDF with the dimensions listed for your approval. When it's OK, they assi=
gn a part number and CNC it out. Design turn around is about a week and=
another week to make it. After the first one is made, just call up and orde=
r replacements with your customer number, no extra charges.<div><br></div><d=
iv>mike h</div></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D=
"gmail_attr">On Sun, Oct 25, 2020 at 8:41 AM Jerry Van Vlack via Fot <<a h=
ref=3D"mailto:fot@autox.team.net";>fot@autox.team.net</a>> wrote:<br></div=
><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-=
left:1px solid rgb(204,204,204);padding-left:1ex">
<div dir=3D"ltr">
<div dir=3D"ltr">
<div style=3D"font-size:12pt;font-family:Calibri;color:rgb(0,0,0)">
<div>Joe, my experience is only with a hot street engine but worth expressin=
g.=20
87mm pistons and liners, .090 milled from head and Kastner D cam.</div>
<div>I ran a stock AE330 for almost 40 years with no issues then I did a val=
ve=20
job and hardened EX seats because of recession in #4 EX valve seat. The shop=
=20
took another approx. .010 off the head (so now approx. .100 off the head) . I=
=20
used the Cometic 91mm gasket and it burned through at #4 in 2 years of stree=
t=20
driving. Maybe 15,000 miles.</div>
<div>The engine was tired by this time having been rebuilt in the 80=E2=80=99=
s. I=20
rebuilt the engine and decided to use another AE330 with a new head at .070=20=
milled. That gasket leaked because of my dumb mistake not re-torqueing after=
a=20
few heat cycles. Replaced with another AE330 and now have approx. 10,000 mil=
es=20
with no issues. I did re-torque a couple of times.</div>
<div> </div>
<div>Original AE330 copper gaskets are getting hard to find but occasionally=
=20
show up on EBay, I just bought one. The =E2=80=9Cnew=E2=80=9D repro AE 330 c=
opper gaskets are=20
not the same especially in the valve pocket area, I=E2=80=99ve compared them=
.</div>
<div> </div>
<div>My point in al of this is take a look at how an original AE330 fits to y=
our=20
head and block and give it consideration, you might find it acceptable. Or=20=
continue to use the steel with thin copper wire that you=E2=80=99ve used. I a=
m not a fan=20
of the Cometic but admittedly mine was used on a street engine with no plans=
to=20
change it every year. Tony=E2=80=99s experience is worthy of attention, he h=
ammers that=20
engine pretty hard.</div>
<div> </div>
<div>JVV</div>
<div style=3D"font-size:small;text-decoration:none;font-family:Calibri;font-=
weight:normal;color:rgb(0,0,0);font-style:normal;display:inline">
<div style=3D"font:10pt tahoma">
<div> </div>
<div style=3D"background:rgb(245,245,245)">
<div><b>From:</b> <a title=3D"fot@autox.team.net">Joe=20
Boruch via Fot</a> </div>
<div><b>Sent:</b> Saturday, October 24, 2020 9:25 PM</div>
<div><b>To:</b> <a title=3D"fot@autox.team.net">FOT List</a> </div>
<div><b>Subject:</b> [Fot] Best head gasket revisited</div></div></div>
<div> </div></div>
<div style=3D"font-size:small;text-decoration:none;font-family:Calibri;font-=
weight:normal;color:rgb(0,0,0);font-style:normal;display:inline">
<div style=3D"font-size:13px;font-family:"helvetica neue",helvetic=
a,arial,sans-serif">
<div dir=3D"ltr">I was not receiving list emails for a while, so=20
I missed the conversation a few months ago. </div>
<div dir=3D"ltr"> </div>
<div dir=3D"ltr">For those of you using the composite or even=20
Cometic gaskets, have you done much relieving around the intake valves? =
; I=20
have not found any such gasket that would not protrude out into the combusti=
on=20
chamber. I even bought one from BPNW that was good for up to 92mm bore=
,=20
but it still protruded. I have been using steel shim head gaskets with=
=20
copper wire o-rings in the fire rings, but would like a simpler set up. =
; I=20
have held off on putting my TR3 engine back together for years (while playin=
g=20
with S2000s and Miatas) waiting for a better head gasket. Joe=20
B</div></div>
<p>
</p><hr>
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ox.team.net" target=3D"_blank">fot@autox.team.net</a><br><br><a href=3D"http=
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r>Donate:=20
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arget=3D"_blank">http://autox.team.net/archive</a>=20
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</blockquote></div>
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