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In response to your piston question, nope. Several of us in CVAR still run w=
ith 87mm pistons. =20
Greg
Sent from my iPhone
> On Dec 16, 2015, at 10:47 AM, davehogye <dlhogye@comcast.net> wrote:
>=20
> Hi Mike,
> That's a tough call. Fortunately for me, I had Greg Solow advising me dur=
ing my build. When I first checked the protrusion, I had really low measure=
ments along one side of the block. I actually had the block machined on a s=
light angle to clean it up. That gave me higher protrusion than the .003-.0=
05" spec. at .006-.007". So I think it's better to be on the high side than=
shorter than .003" of the factory spec.
> If I recall correctly, when I torqued the head without a gasket in place i=
t went to .001" around 40lbs. of torque with the .006-.007" protrusion. So s=
omething is squishing or giving quite a bit when the head is getting torqued=
. =20
> This is why a torque plate should always to used when the liners are bored=
. The liners change shape under pressure.
> I wouldn't get too hung up on what is happening with the head on torque me=
asurement, but .008" with the head off seams a little high. But I thought .=
006-.007" was high too.
> Really, at that point I decided to just put the thing together.
> With the head off, are you still getting .008" protrusion?
> The only reasonable thing you can do to change that, is change the figure 8=
or take a little off the top of the liners.
> Perhaps Ken can advice you better than me.
> Man, is everyone using 89mm pistons now? =20
>=20
> Dave
>=20
>=20
> From: "Michael Moore" <mmoore@mtmcpafirm.com>
> To: "Tony Drews" <tony@tonydrews.com>
> Cc: "davehogye" <dlhogye@comcast.net>
> Sent: Wednesday, December 16, 2015 5:18:03 AM
> Subject: RE: [Fot] Liner Protrusion, TR-4
>=20
> Tony and Dave,
>=20
> This is my first racing engine rebuild (2nd engine rebuild I have ever don=
e), and I am trying to figure out each step as I go, so any advice would rea=
lly help. I have read Tony's rebuild tips on the web, and Kas books. But it'=
s sometimes hard to put word in correct actions.
>=20
> I am currently fitting new liners I got from ken Knight, I assume these ar=
e ones you got Tony.
>=20
> With them held in by bolts and washers torqued to 40lbs I had .007 protrus=
ion, using .015 steel figure 8s, the copper I have are .020, so I assumed to=
o thick.
>=20
> After talking to Mordy Dundst, I put on head without gasket, before tighte=
ning I had .008 between deck and head. After tightening to 40lbs I could bar=
ely get .003 between head and block. Something doesn't seem right.
>=20
> Can you guys advise on what I am doing wrong, or what I should do?
>=20
>=20
> Thanks, Mike
>=20
> 62 TR4, Race car
> 63 TR4, Street car
>=20
> Mike & Becky Moore
> 6050 Ruhl Road, Fairview, PA 16415
>=20
> mmoore@mtmcpafirm.com
>=20
>=20
>=20
>=20
> =20
> -----Original Message-----
> From: Fot [mailto:fot-bounces@autox.team.net] On Behalf Of Tony Drews
> Sent: Tuesday, December 15, 2015 9:13 PM
> To: fot@autox.team.net
> Subject: [Fot] Liner Protrusion, TR-4
>=20
> Quick question re: liner protrusion in a wet liner engine. My new liners d=
ry fitted with "stock" figure 8 gaskets (0.020" thick) have 0.010" protrusio=
n. Too much, I know. So, I'm going to make my own fig 8 gaskets out of shi=
m stock. I have my choice between 0.015"=20
> shim stock and 0.012" shim stock which would give either 0.005" or 0.002" p=
rotrusion dry. Any thoughts on which way I should go? I'm assuming that wh=
en I put some goo on the fig 8 gaskets to ensure that they seal that I'll ge=
t another thou or two protrusion so would go with the 0.012" shim / 0.002" p=
rotrusion.
>=20
> I'll be running the Cometic gasket with the fire rings.
>=20
> TIA
>=20
> Cheers, Tony Drews
>=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/mmoore@mtmcp=
afirm.com
>=20
>=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/gblake58tr3@=
icloud.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"><div>In response to your piston question, n=
ope. Several of us in CVAR still run with 87mm pistons. </div><div id=3D=
"AppleMailSignature"><br></div><div id=3D"AppleMailSignature">Greg<br><br>Se=
nt from my iPhone</div><div><br>On Dec 16, 2015, at 10:47 AM, davehogye <=
<a href=3D"mailto:dlhogye@comcast.net";>dlhogye@comcast.net</a>> wrote:<br=
><br></div><blockquote type=3D"cite"><div><div style=3D"font-family: Arial; f=
ont-size: 12pt; color: #000000"><div aria-label=3D"Compose body">Hi Mike,</d=
iv><div aria-label=3D"Compose body">That's a tough call. Fortunately f=
or me, I had Greg Solow advising me during my build. When I first chec=
ked the protrusion, I had really low measurements along one side of the bloc=
k. I actually had the block machined on a slight angle to clean it up.=
That gave me higher protrusion than the .003-.005" spec. at .006-.007=
". So I think it's better to be on the high side than shorter than .00=
3" of the factory spec.</div><div aria-label=3D"Compose body">If I recall co=
rrectly, when I torqued the head without a gasket in place it went to .001" a=
round 40lbs. of torque with the .006-.007" protrusion. So something is=
squishing or giving quite a bit when the head is getting torqued. </d=
iv><div aria-label=3D"Compose body">This is why a torque plate should always=
to used when the liners are bored. The liners change shape under pres=
sure.</div><div aria-label=3D"Compose body">I wouldn't get too hung up on wh=
at is happening with the head on torque measurement, but .008" with the head=
off seams a little high. But I thought .006-.007" was high too.</div>=
<div aria-label=3D"Compose body">Really, at that point I decided to just put=
the thing together.</div><div aria-label=3D"Compose body">With the head off=
, are you still getting .008" protrusion?</div><div aria-label=3D"Compose bo=
dy">The only reasonable thing you can do to change that, is change the figur=
e 8 or take a little off the top of the liners.</div><div aria-label=3D"Comp=
ose body">Perhaps Ken can advice you better than me.</div><div aria-label=3D=
"Compose body">Man, is everyone using 89mm pistons now? </div><div ari=
a-label=3D"Compose body"><br></div><div aria-label=3D"Compose body">Dave</di=
v><div aria-label=3D"Compose body"><br></div><div><br></div><hr id=3D"zwchr"=
><div style=3D"color:#000;font-weight:normal;font-style:normal;text-decorati=
on:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;" data-mce-sty=
le=3D"color: #000; font-weight: normal; font-style: normal; text-decoration:=
none; font-family: Helvetica,Arial,sans-serif; font-size: 12pt;"><b>From: <=
/b>"Michael Moore" <<a href=3D"mailto:mmoore@mtmcpafirm.com";>mmoore@mtmcp=
afirm.com</a>><br><b>To: </b>"Tony Drews" <<a href=3D"mailto:tony@tony=
drews.com">tony@tonydrews.com</a>><br><b>Cc: </b>"davehogye" <<a href=3D=
"mailto:dlhogye@comcast.net";>dlhogye@comcast.net</a>><br><b>Sent: </b>Wed=
nesday, December 16, 2015 5:18:03 AM<br><b>Subject: </b>RE: [Fot] Liner Prot=
rusion, TR-4<br><div><br></div>Tony and Dave,<br><div><br></div>This is my f=
irst racing engine rebuild (2nd engine rebuild I have ever done), and I am t=
rying to figure out each step as I go, so any advice would really help. I ha=
ve read Tony's rebuild tips on the web, and Kas books. But it's sometimes ha=
rd to put word in correct actions.<br><div><br></div>I am currently fitting n=
ew liners I got from ken Knight, I assume these are ones you got Tony.<br><d=
iv><br></div>With them held in by bolts and washers torqued to 40lbs I had .=
007 protrusion, using .015 steel figure 8s, the copper I have are .020, so I=
assumed too thick.<br><div><br></div>After talking to Mordy Dundst, I put o=
n head without gasket, before tightening I had .008 between deck and head. A=
fter tightening to 40lbs I could barely get .003 between head and block. Som=
ething doesn't seem right.<br><div><br></div>Can you guys advise on what I a=
m doing wrong, or what I should do?<br><div><br></div><br>Thanks, Mike<br><d=
iv><br></div>62 TR4, Race car<br>63 TR4, Street car<br><div><br></div>Mike &=
amp; Becky Moore<br>6050 Ruhl Road, Fairview, PA 16415<br><div><br></div><a h=
ref=3D"mailto:mmoore@mtmcpafirm.com";>mmoore@mtmcpafirm.com</a><br><div><br><=
/div><br><div><br></div><br> <br>-----Original Message-----<br>From: Fo=
t [<a href=3D"mailto:fot-bounces@autox.team.net";>mailto:fot-bounces@autox.te=
am.net</a>] On Behalf Of Tony Drews<br>Sent: Tuesday, December 15, 2015 9:13=
PM<br>To: <a href=3D"mailto:fot@autox.team.net";>fot@autox.team.net</a><br>S=
ubject: [Fot] Liner Protrusion, TR-4<br><div><br></div>Quick question re: li=
ner protrusion in a wet liner engine. My new liners dry fitted with "s=
tock" figure 8 gaskets (0.020" thick) have 0.010" protrusion. Too much=
, I know. So, I'm going to make my own fig 8 gaskets out of shim stock=
. I have my choice between 0.015" <br>shim stock and 0.012" shim stock=
which would give either 0.005" or 0.002" protrusion dry. Any thoughts=
on which way I should go? I'm assuming that when I put some goo on th=
e fig 8 gaskets to ensure that they seal that I'll get another thou or two p=
rotrusion so would go with the 0.012" shim / 0.002" protrusion.<br><div><br>=
</div>I'll be running the Cometic gasket with the fire rings.<br><div><br></=
div>TIA<br><div><br></div>Cheers, Tony Drews<br><div><br></div>_____________=
__________________________________<br><a href=3D"mailto:fot@autox.team.net";>=
fot@autox.team.net</a><br><div><br></div><a href=3D"http://www.fot-racing.co=
m">http://www.fot-racing.com</a><br><div><br></div>Donate: <a href=3D"http:/=
/www.team.net/donate.html">http://www.team.net/donate.html</a><br>Archive: <=
a href=3D"http://www.team.net/archive";>http://www.team.net/archive</a><br>Fo=
rums: <a href=3D"http://www.team.net/forums";>http://www.team.net/forums</a><=
br>Unsubscribe/Manage: <a href=3D"http://autox.team.net/mailman/options/fot/=
mmoore@mtmcpafirm.com">http://autox.team.net/mailman/options/fot/mmoore@mtmc=
pafirm.com</a><br><div><br></div><br></div><div><br></div></div></div></bloc=
kquote><blockquote type=3D"cite"><div><span>________________________________=
_______________</span><br><span><a href=3D"mailto:fot@autox.team.net";>fot@au=
tox.team.net</a></span><br><span></span><br><span><a href=3D"http://www.fot-=
racing.com">http://www.fot-racing.com</a></span><br><span></span><br><span>D=
onate: <a href=3D"http://www.team.net/donate.html";>http://www.team.net/donat=
e.html</a></span><br><span>Archive: <a href=3D"http://www.team.net/archive";>=
w.team.net/forums">http://www.team.net/forums</a></span><br><span>Unsubscrib=
e/Manage: <a href=3D"http://autox.team.net/mailman/options/fot/gblake58tr3@i=
cloud.com">http://autox.team.net/mailman/options/fot/gblake58tr3@icloud.com<=
/a></span><br><span></span><br><span></span><br></div></blockquote></body></=
html>=
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fot@autox.team.net
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