--===============3268189387623626072==
Content-Transfer-Encoding: 7bit
boundary=Apple-Mail-655F559B-EFDF-4043-AFB6-BB453973F259
--Apple-Mail-655F559B-EFDF-4043-AFB6-BB453973F259
charset=utf-8
Content-Transfer-Encoding: quoted-printable
Russ,=20
I have a TR6 circle B head (not NOS) sitting on the shelf if you decide to g=
o another way.
Bud
Sent from my Commodore 64
> On Oct 18, 2015, at 7:32 AM, Spitfire Racing <Spitfire_Racing@twcny.rr.com=
> wrote:
>=20
> For the past 20 years or so I have had a NOS Circle B 6 cylinder head on a=
shelf in the parts room. For some reason I assumed it was for a TR-6 and wo=
uld be ideal as a starting point for an eventual TR-250 project. Must to my d=
isappointment I find it is a Mk2 GT-6 head. Likely it would afford too high a=
CR sitting on a 2500cc engine in stock condition.
> The question is=E2=80=A6=E2=80=A6=E2=80=A6 Is it unreasonable to think I c=
an open up the combustion chamber to bring the CR down to ~ 10.5:1 using it o=
n a 2500cc application ?
> Any of you have the combustion chamber volume to achieve this using flat t=
op pistons ??
> =20
> Anyone out there have done this before? No point in trying to reinvent the=
wheel. Serial number on head is 517528.
> Snow on the ground this AM and temps in the 20s has me already in the wint=
er project mode!
> =20
> Thanks,
> =20
> Russ Moore
> Spitfire #49
> =20
> =20
> _______________________________________________
> fot@autox.team.net
>=20
> http://www.fot-racing.com
>=20
> Donate: http://www.team.net/donate.html
> Archive: http://www.team.net/archive
> Forums: http://www.team.net/forums
> Unsubscribe/Manage: http://autox.team.net/mailman/options/fot/levilevi@com=
cast.net
>=20
>=20
--Apple-Mail-655F559B-EFDF-4043-AFB6-BB453973F259
charset=utf-8
Content-Transfer-Encoding: quoted-printable
<html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D=
utf-8"></head><body dir=3D"auto"><div>Russ, </div><div>I have a TR6 cir=
cle B head (not NOS) sitting on the shelf if you decide to go another way.</=
div><div>Bud<br><br>Sent from my Commodore 64</div><div><br>On Oct 18, 2015,=
at 7:32 AM, Spitfire Racing <<a href=3D"mailto:Spitfire_Racing@twcny.rr.=
com">Spitfire_Racing@twcny.rr.com</a>> wrote:<br><br></div><blockquote ty=
pe=3D"cite"><div><meta http-equiv=3D"Content-Type" content=3D"text/html; cha=
rset=3Dus-ascii"><meta name=3D"Generator" content=3D"Microsoft Word 12 (filt=
ered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext=3D"edit" spidmax=3D"1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext=3D"edit">
<o:idmap v:ext=3D"edit" data=3D"1" />
</o:shapelayout></xml><![endif]--><div class=3D"WordSection1"><p class=3D"Ms=
oNormal"><span style=3D"font-size:14.0pt">For the past 20 years or so I have=
had a NOS Circle B 6 cylinder head on a shelf in the parts room. For some r=
eason I assumed it was for a TR-6 and would be ideal as a starting point for=
an eventual TR-250 project. Must to my disappointment I find it is a Mk2 GT=
-6 head. Likely it would afford too high a CR sitting on a 2500cc engine in s=
tock condition. <o:p></o:p></span></p><p class=3D"MsoNormal"><span style=3D"=
font-size:14.0pt">The question is=E2=80=A6=E2=80=A6=E2=80=A6 Is it unreasona=
ble to think I can open up the combustion chamber to bring the CR down to ~ 1=
0.5:1 using it on a 2500cc application ?<o:p></o:p></span></p><p class=3D"Ms=
oNormal"><span style=3D"font-size:14.0pt">Any of you have the combustion cha=
mber volume to achieve this using flat top pistons ??<o:p></o:p></span></p><=
p class=3D"MsoNormal"><span style=3D"font-size:14.0pt"><o:p> </o:p></sp=
an></p><p class=3D"MsoNormal"><span style=3D"font-size:14.0pt">Anyone out th=
ere have done this before? No point in trying to reinvent the wheel. S=
erial number on head is 517528.<o:p></o:p></span></p><p class=3D"MsoNormal">=
<span style=3D"font-size:14.0pt">Snow on the ground this AM and temps in the=
20s has me already in the winter project mode!<o:p></o:p></span></p><p clas=
s=3D"MsoNormal"><span style=3D"font-size:14.0pt"><o:p> </o:p></span></p=
><p class=3D"MsoNormal"><span style=3D"font-size:14.0pt">Thanks,<o:p></o:p><=
/span></p><p class=3D"MsoNormal"><span style=3D"font-size:14.0pt"><o:p> =
;</o:p></span></p><p class=3D"MsoNormal"><span style=3D"font-size:14.0pt">Ru=
ss Moore<o:p></o:p></span></p><p class=3D"MsoNormal"><span style=3D"font-siz=
e:14.0pt">Spitfire #49<o:p></o:p></span></p><p class=3D"MsoNormal"><span sty=
le=3D"font-size:14.0pt"><o:p> </o:p></span></p><p class=3D"MsoNormal"><=
span style=3D"font-size:14.0pt"><o:p> </o:p></span></p></div></div></bl=
ockquote><blockquote type=3D"cite"><div><span>______________________________=
_________________</span><br><span><a href=3D"mailto:fot@autox.team.net";>fot@=
autox.team.net</a></span><br><span></span><br><span><a href=3D"http://www.fo=
t-racing.com">http://www.fot-racing.com</a></span><br><span></span><br><span=
>Donate: <a href=3D"http://www.team.net/donate.html";>http://www.team.net/don=
ate.html</a></span><br><span>Archive: <a href=3D"http://www.team.net/archive=
">http://www.team.net/archive</a></span><br><span>Forums: <a href=3D"http://=
www.team.net/forums">http://www.team.net/forums</a></span><br><span>Unsubscr=
ibe/Manage: <a href=3D"http://autox.team.net/mailman/options/fot/levilevi@co=
mcast.net">http://autox.team.net/mailman/options/fot/levilevi@comcast.net</a=
></span><br><span></span><br><span></span><br></div></blockquote></body></ht=
ml>=
--Apple-Mail-655F559B-EFDF-4043-AFB6-BB453973F259--
--===============3268189387623626072==
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
_______________________________________________
fot@autox.team.net
http://www.fot-racing.com
Archive: http://www.team.net/archive
--===============3268189387623626072==--
|