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on page 43 of the "triumph preparation handbook
it says "to achieve the 11.7c.r. mill .150" from the stock cylender head fac=
e,use the 87mm cyl. &=20
piston kit and a steel shim head gasket"
A lot of us have done just that, successfully.=20
You only get one chance at life, make it a TRIUMPH.
> On Apr 5, 2024, at 9:58=E2=80=AFPM, tr4 via Fot <fot@autox.team.net> wrote=
:
>=20
> =EF=BB=BF
> I have never had to go that far. The problem would be not the combustion c=
hamber but the flat surface would be way too thin and collapse in short orde=
r. You would be much better off with popping the piston or go with a slight=
done to get that level of compression.
>=20
>=20
>=20
> Sent via the Samsung Galaxy S23+ 5G, an AT&T 5G smartphone
>=20
>=20
> -------- Original message --------
> From: GREGORY THOMPSON via Fot <fot@autox.team.net>
> Date: 4/5/24 6:36 PM (GMT-06:00)
> To: FOT Triumph <fot@autox.team.net>
> Subject: [Fot] TR4 head milling
>=20
> Has anyone had an issue with breaking into a water jacket on the TR4A head=
with taking off .150?
>=20
> Thank you,
>=20
> Greg Thompson=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/rkramer56@gm=
ail.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"><span style=3D"-webkit-text-size-adjust: au=
to; font-family: Verdana, Trebuchet, "Trebuchet MS", sans-serif; b=
ackground-color: rgb(255, 255, 255);">on page 43 of the "triumph preparation=
handbook</span><br style=3D"-webkit-text-size-adjust: auto; font-family: Ve=
rdana, Trebuchet, "Trebuchet MS", sans-serif; background-color: rg=
b(255, 255, 255);"><span style=3D"-webkit-text-size-adjust: auto; font-famil=
y: Verdana, Trebuchet, "Trebuchet MS", sans-serif; background-colo=
r: rgb(255, 255, 255);">it says "to achieve the 11.7c.r. mill .150" </s=
pan><span style=3D"-webkit-text-size-adjust: auto; font-family: Verdana, Tre=
buchet, "Trebuchet MS", sans-serif; background-color: rgb(255, 255=
, 255);">from the stock cylender head face,use the 87mm cyl. & </sp=
an><br style=3D"-webkit-text-size-adjust: auto; font-family: Verdana, Trebuc=
het, "Trebuchet MS", sans-serif; background-color: rgb(255, 255, 2=
55);"><span style=3D"-webkit-text-size-adjust: auto; font-family: Verdana, T=
rebuchet, "Trebuchet MS", sans-serif; background-color: rgb(255, 2=
55, 255);">piston kit and a steel shim head gasket"</span><div><font face=3D=
"Verdana, Trebuchet, Trebuchet MS, sans-serif"><span style=3D"-webkit-text-s=
ize-adjust: auto; background-color: rgb(255, 255, 255);"><br></span></font><=
/div><div><font face=3D"Verdana, Trebuchet, Trebuchet MS, sans-serif"><span s=
tyle=3D"-webkit-text-size-adjust: auto; background-color: rgb(255, 255, 255)=
;"><br></span></font></div><div><font face=3D"Verdana, Trebuchet, Trebuchet M=
S, sans-serif"><span style=3D"-webkit-text-size-adjust: auto; background-col=
or: rgb(255, 255, 255);">A lot of us have done just that, successfully=
. </span></font></div><div><font face=3D"Verdana, Trebuchet, Trebuchet M=
S, sans-serif"><span style=3D"-webkit-text-size-adjust: auto; background-col=
or: rgb(255, 255, 255);"><br></span></font></div><div><font face=3D"Verdana,=
Trebuchet, Trebuchet MS, sans-serif"><span style=3D"-webkit-text-size-adjus=
t: auto; background-color: rgb(255, 255, 255);"><br id=3D"lineBreakAtBeginni=
ngOfSignature"></span></font><div dir=3D"ltr">You only get one chance at lif=
e, make it a TRIUMPH.</div><div dir=3D"ltr"><br><blockquote type=3D"cite">On=
Apr 5, 2024, at 9:58=E2=80=AFPM, tr4 via Fot <fot@autox.team.net> wro=
te:<br><br></blockquote></div><blockquote type=3D"cite"><div dir=3D"ltr">=EF=
=BB=BF<meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3DUTF-=
8"><div dir=3D"auto">I have never had to go that far. The problem woul=
d be not the combustion chamber but the flat surface would be way too thin a=
nd collapse in short order. You would be much better off with popping t=
he piston or go with a slight done to get that level of compression.</div><d=
iv dir=3D"auto"><br></div><div dir=3D"auto"><br></div><div dir=3D"auto"><br>=
</div><div id=3D"composer_signature" dir=3D"auto"><div style=3D"font-size:12=
px;color:#575757" dir=3D"auto">Sent via the Samsung Galaxy S23+ 5G, an AT&am=
p;T 5G smartphone</div></div><div dir=3D"auto"><br></div><div><br></div><div=
align=3D"left" dir=3D"auto" style=3D"font-size:100%;color:#000000"><div>---=
----- Original message --------</div><div>From: GREGORY THOMPSON via Fot <=
;fot@autox.team.net> </div><div>Date: 4/5/24 6:36 PM (GMT-06:00) </div>=
<div>To: FOT Triumph <fot@autox.team.net> </div><div>Subject: [Fot] TR=
4 head milling </div><div><br></div></div>Has anyone had an issue with break=
ing into a water jacket on the TR4A head with taking off .150?<div><br></div=
><div><div style=3D"font-family:Helvetica Neue, Helvetica, Arial, sans-serif=
;font-size:16px;" class=3D"ydp72b54109yahoo-style-wrap"><div><div>Thank you,=
</div><div><br></div><div class=3D"ydp72b54109signature">Greg Thompson =
</div></div></div></div><span>______________________________________________=
_</span><br><span>fot@autox.team.net</span><br><span></span><br><span>http:/=
/www.fot-racing.com</span><br><span></span><br><span>Donate: http://www.team=
.net/donate.html</span><br><span>Archive: http://autox.team.net/archive http=
://www.team.net/pipermail/fot</span><br><span>Unsubscribe/Manage: http://aut=
ox.team.net/mailman/options/fot/rkramer56@gmail.com</span><br><span></span><=
br><span></span><br></div></blockquote></div></body></html>=
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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
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