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You can=E2=80=99t anywhere near 331 with boring alone. A .060 over block =
would be around 310 cu in. 60 over is ok but may be pushing it by some =
measures and could make it run hotter than a stock engine. But I =
wouldn=E2=80=99t worry about that too much if you have been driving it =
and the only issue is slow speed on hot days. The cooling system =
probably needs some TLC. De-scale the water jacket and flush the block =
out thoroughly. Where I live, refurbishing a stock radiator costs about =
as much as a direct replacement aluminum. There is a ton of stuff =
written about radiators on the forums. Blocking off the horn holes in =
the front bulkhead helps in stop and go traffic too. Aluminum heads do =
dissipate heat more quickly. And last but not least, you could install a =
pusher fan in front of the radiator. jmo
Jim B
> On Sep 29, 2018, at 4:50 PM, michael king via Tigers =
<tigers@autox.team.net> wrote:
>=20
> Have you achieved 330 with just boring and not stroke change??? =
Normally a 332 is done via stroke as well...=20
>=20
> Wondering if you have created same issues as overboring 260 and 289 to =
far.... They overheat as the bore walls get to thin and close to water =
jackets
>=20
> On Sun., 30 Sep. 2018, 04:10 Russ and Tammy C. via Tigers, =
>=20
> I have a 302 bored to 330 and it doesn't like slow running in the =
heat. I am removing the engine this winter and could make some changes =
if warrented. Will clean up the engine compartment, throw out =
bearing, clutch etc. =20
>=20
> Do aluminum heads run cooler than cast iron?
>=20
> Would I be well off to rebuild my very old radiator (stock) with =
copper or aluminum? =20
>=20
Thanks again. =20
> _______________________________________________
>=20
>=20
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>=20
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>=20
>=20
> _______________________________________________
>=20
> tigers@autox.team.net
>=20
> Donate: http://www.team.net/donate.html
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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; =
charset=3Dutf-8"></head><body style=3D"word-wrap: break-word; =
-webkit-nbsp-mode: space; line-break: after-white-space;" class=3D"">You =
can=E2=80=99t anywhere near 331 with boring alone. A .060 over block =
would be around 310 cu in. 60 over is ok but may be pushing it by some =
measures and could make it run hotter than a stock engine. But I =
wouldn=E2=80=99t worry about that too much if you have been driving it =
and the only issue is slow speed on hot days. The cooling system =
probably needs some TLC. De-scale the water jacket and flush the block =
out thoroughly. Where I live, refurbishing a stock radiator costs about =
as much as a direct replacement aluminum. There is a ton of stuff =
written about radiators on the forums. Blocking off the horn holes in =
the front bulkhead helps in stop and go traffic too. Aluminum heads do =
dissipate heat more quickly. And last but not least, you could install a =
pusher fan in front of the radiator. jmo<div class=3D""><div =
class=3D"">Jim B<br class=3D""><div><br class=3D""><blockquote =
type=3D"cite" class=3D""><div class=3D"">On Sep 29, 2018, at 4:50 PM, =
michael king via Tigers <<a href=3D"mailto:tigers@autox.team.net"; =
class=3D"">tigers@autox.team.net</a>> wrote:</div><br =
class=3D"Apple-interchange-newline"><div class=3D""><div dir=3D"auto" =
class=3D"">Have you achieved 330 with just boring and not stroke =
change??? Normally a 332 is done via stroke as well... <div =
dir=3D"auto" class=3D""><br class=3D""></div><div dir=3D"auto" =
class=3D"">Wondering if you have created same issues as overboring 260 =
and 289 to far.... They overheat as the bore walls get to thin and close =
to water jackets</div></div><br class=3D""><div class=3D"gmail_quote"><div=
dir=3D"ltr" class=3D"">On Sun., 30 Sep. 2018, 04:10 Russ and Tammy C. =
via Tigers, <<a href=3D"mailto:tigers@autox.team.net"; =
class=3D"">tigers@autox.team.net</a>> wrote:<br =
class=3D""></div><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 =
.8ex;border-left:1px #ccc solid;padding-left:1ex"><br class=3D"">
I have a 302 bored to 330 and it doesn't like slow running in the =
heat. I am removing the engine this winter and could make some =
changes if warrented. Will clean up the engine =
compartment, throw out bearing, clutch etc. <br class=3D"">
<br class=3D"">
Do aluminum heads run cooler than cast iron?<br class=3D"">
<br class=3D"">
Would I be well off to rebuild my very old radiator =
(stock) with copper or aluminum? <br class=3D"">
<br class=3D"">
. Russ - <a =
href=3D"mailto:rtscolgan@yahoo.com"; target=3D"_blank" rel=3D"noreferrer" =
class=3D"">rtscolgan@yahoo.com</a> =
Thanks again. <br class=3D"">
_______________________________________________<br class=3D"">
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rel=3D"noreferrer" class=3D"">tigers@autox.team.net</a><br class=3D"">
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noreferrer" target=3D"_blank" =
class=3D"">http://www.team.net/donate.html</a><br class=3D"">
Archive: <a href=3D"http://www.team.net/pipermail/tigers"; =
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_______________________________________________<br class=3D""><br =
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