Re: [Fot] TR4 High speed driveline vibration

[malaboge@aol.com]

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=20FOTer's,=0D=0AI=20will=20assume=20this=20car=20has=20the=20stock=20style=20tr=
ans=20mount,=20not=20the=20later=20TR6=20style=20setup...yeah=20I=20know=20about=
=20assuming=20anything,=20but=20here=20I=20go.=0D=0AIn=20order=20to=20keep=20the=
=20rear=20of=20the=20trans=20where=20it=20belongs=20and=20yet=20allow=20some=20m=
ovement=20and=20inslulation=20this=20is=20the=20mod=20I=20have=20utilized.=0D=0A=
Remove=20the=202=20trans=20to=20mount=20bolts=20and=20drill=20straight=20down=20=
thru=20those=20mounting=20holes=20thru=20the=20small=20trans=20crossmember.=20En=
large=20those=20new=20holes=20in=20that=20crossmember=20to=20about=205/8"=20or=20=
so.=20Purchase=202=20new=20bolts=20that=20are=20treaded=20all=20the=20way=20and=20=
are=20long=20enough=20to=20go=20thru=20the=20trans,=20the=20trans=20mount=20and=20=
the=20crossmember.=20Drop=20the=20bolt=20thru=20the=20trans=20and=20trans=20moun=
t=20and=20start=20a=20nut=20up=20the=20bolt=20to=20tighten=20the=20trans=20to=20=
the=20mount.=20The=20bolt=20will=20now=20extend=20thru=20the=20trans,=20the=20mo=
unt=20(tighten=20the=20nut=20securely=20to=20hold=20them=20together)=20and=20the=
=20crossmember.=20Use=20a=20large=20washer=20and=20a=20nyloc=20on=20the=20bolt=20=
where=20it=20now=20extends=20thru=20the=20crossmember.=20Tighten=20this=20nylock=
=20only=20until=20it=20"just"=20contacts=20the=20crossmember.=20Because=20the=20=
bolt=20is=20smaller=20than=20the=20hole=20you=20just=20drilled=20it=20will=20all=
ow=20the=20trans=20to=20move=20a=20small=20distance=20in=20any=20direction,=20bu=
t=20will=20stop=20any=20excessive=20movement,=20including=20saving=20the=20radia=
tor=20in=20event=20of=20a=20serious=20impact!=0D=0A=0D=0AClear=20as=20mud?=0D=0A=
=0D=0AA=20little=20out=20of=20balance=20in=20Nor=20Cal=0D=0ANick=0D=0A=0D=0A=20=0D=
=0A=0D=0A=0D=0A=0D=0A-----Original=20Message-----=0D=0AFrom:=20Duncan=20Charlton=
=20<duncan.charlton54@gmail.com>=0D=0ATo:=20toodamnfunky=20<toodamnfunk=
y@comcast.net>=0D=0ACc:=20fot=20<fot@autox.team.net>=0D=0ASent:=20Mon,=20=
Jun=2015,=202015=2012:23=20pm=0D=0ASubject:=20Re:=20[Fot]=20TR4=20High=20speed=20=
driveline=20vibration=0D=0A=0D=0A=20=20Jim,=0D=0AHow=20are=20your=20motor=20and=20=
trans=20mounts?=20=C2=A0If=20they=20allow=20the=20engine/gearbox=20combo=20to=20=
shift=20out=20of=20line=20when=20under=20high=20torque,=20the=20u-joints=20could=
=20move=20out=20of=20proper=20alignment,=20but=20then=20when=20power=20is=20redu=
ced,=20things=20would=20shift=20back=20into=20position.=20=C2=A0If=20you=20put=20=
the=20car=20on=20jackstands=20and=20run=20it=20to=20this=20rpm=20in=20top=20gear=
=20(might=20not=20be=20a=20bad=20idea=20to=20remove=20the=20drive=20wheels=20and=
=20tires=20if=20you=E2=80=99re=20sure=20they=E2=80=99re=20balanced)=20there=20wo=
n=E2=80=99t=20be=20much=20load=20on=20the=20engine,=20so=20if=20the=20vibration=20=
is=20due=20to=20deformation=20of=20the=20mounts,=20the=20vibration=20should=20no=
t=20appear.=0D=0ADuncan=0D=0A=0D=0AOn=20Jun=2015,=202015,=20at=2010:55=20AM,=20t=
oodamnfunky@comcast.net=20wrote:=0D=0AFoT,=0D=0A=20I=20have=20a=20driveline=20vi=
bration=20that=20doesn't=20start=20up=20until=20I=20get=20to=20about=2095-=20100=
=20MPH.=20I=20figured=20I=20would=20start=20with=20the=20driveshaft=0D=0A=20befo=
re=20looking=20into=20the=20diff=20or=20OD/trans.=20I=20have=20an=20IRS=20car=20=
with=20Richard=20Good=20CV=20axles=20and=20hubs=20so=20it's=20very=20un=20likely=
=20its=20that=20but=0D=0A=20I=20will=20inspect=20them.=20I'm=20wondering=20if=20=
anybody=20has=20any=20advice=20on=20high=20speed=20vibration=20diagnosis=20or=20=
detection.=0D=0A=20What=20I'm=20wondering=20is=20even=20if=20it=20is=20the=20dri=
veshaft=20how=20would=20I=20know=20with=20it=20sitting=20on=20my=20bench.=20=0D=0A=
=20Any=20help=20would,=20as=20always=20be=20greatly=20appreciated.=0D=0A=20Jim=20=
g=0D=0A=0D=0A=0D=0A_______________________________________________=0D=0A=0D=0A=0D=
=0A=0D=0A=0D=0A=0D=0A=0D=0A=0D=0A=20=0D=0A=20=20=20=20__________________________=
_____________________=20fot@autox.team.net=20=20http://www.fot-racing.com=20=20D=
onate:=20http://www.team.net/donate.html=20Archive:=20http://www.team.net/archiv=
e=20Forums:=20http://www.team.net/forums=20Unsubscribe/Manage:=20http://autox.te=
am.net/mailman/options/fot/malaboge@aol.com=20=20=20=20=0D=0A=20=20=0A=0A
----------MB_8D275F404E545A3_808_154DA1_webmail-va005.sysops.aol.com
Content-Transfer-Encoding: quoted-printable

=0D=0A<div=20style=3D"font-family:Comic=20Sans=20MS,=20sans-serif;color:black;fo=
nt-size:14pt;">=20FOTer's,<br>=0D=0AI=20will=20assume=20this=20car=20has=20the=20=
stock=20style=20trans=20mount,=20not=20the=20later=20TR6=20style=20setup...yeah=20=
I=20know=20about=20assuming=20anything,=20but=20here=20I=20go.<br>=0D=0AIn=20ord=
er=20to=20keep=20the=20rear=20of=20the=20trans=20where=20it=20belongs=20and=20ye=
t=20allow=20some=20movement=20and=20inslulation=20this=20is=20the=20mod=20I=20ha=
ve=20utilized.<br>=0D=0ARemove=20the=202=20trans=20to=20mount=20bolts=20and=20dr=
ill=20straight=20down=20thru=20those=20mounting=20holes=20thru=20the=20small=20t=
rans=20crossmember.=20Enlarge=20those=20new=20holes=20in=20that=20crossmember=20=
to=20about=205/8"=20or=20so.=20Purchase=202=20new=20bolts=20that=20are=20treaded=
=20all=20the=20way=20and=20are=20long=20enough=20to=20go=20thru=20the=20trans,=20=
the=20trans=20mount=20and=20the=20crossmember.=20Drop=20the=20bolt=20thru=20the=20=
trans=20and=20trans=20mount=20and=20start=20a=20nut=20up=20the=20bolt=20to=20tig=
hten=20the=20trans=20to=20the=20mount.=20The=20bolt=20will=20now=20extend=20thru=
=20the=20trans,=20the=20mount=20(tighten=20the=20nut=20securely=20to=20hold=20th=
em=20together)=20and=20the=20crossmember.=20Use=20a=20large=20washer=20and=20a=20=
nyloc=20on=20the=20bolt=20where=20it=20now=20extends=20thru=20the=20crossmember.=
=20Tighten=20this=20nylock=20only=20until=20it=20"just"=20contacts=20the=20cross=
member.=20Because=20the=20bolt=20is=20smaller=20than=20the=20hole=20you=20just=20=
drilled=20it=20will=20allow=20the=20trans=20to=20move=20a=20small=20distance=20i=
n=20any=20direction,=20but=20will=20stop=20any=20excessive=20movement,=20includi=
ng=20saving=20the=20radiator=20in=20event=20of=20a=20serious=20impact!<br>=0D=0A=
<br>=0D=0AClear=20as=20mud?<br>=0D=0A<br>=0D=0AA=20little=20out=20of=20balance=20=
in=20Nor=20Cal<br>=0D=0ANick<br>=0D=0A</div>=0D=0A=0D=0A<div>=20<br>=0D=0A</div>=
=0D=0A=0D=0A<div><br>=0D=0A</div>=0D=0A-----Original=20Message-----<br>=0D=0AFro=
m:=20Duncan=20Charlton=20&lt;duncan.charlton54@gmail.com&gt;<br>=0D=0ATo:=20tood=
amnfunky=20&lt;toodamnfunky@comcast.net&gt;<br>=0D=0ACc:=20fot=20&lt;fot@autox.t=
eam.net&gt;<br>=0D=0ASent:=20Mon,=20Jun=2015,=202015=2012:23=20pm<br>=0D=0ASubje=
ct:=20Re:=20[Fot]=20TR4=20High=20speed=20driveline=20vibration<br>=0D=0A<br>=0D=0A=
=20=0D=0A<div=20id=3D"AOLMsgPart_2_45cce30f-f9f0-4a0d-b0fd-8426ec08d75f">=20=0D=0A=
<div=20style=3D"word-wrap:=20break-word;=20-webkit-nbsp-mode:=20space;=20-webkit=
-line-break:=20after-white-space;"=20class=3D"=20aolReplacedBody">Jim,=0D=0A<div=
=20class=3D"aolmail_"><br=20class=3D"aolmail_"></div>=0D=0A=0D=0A<div=20class=3D=
"aolmail_">How=20are=20your=20motor=20and=20trans=20mounts?=20&nbsp;If=20they=20=
allow=20the=20engine/gearbox=20combo=20to=20shift=20out=20of=20line=20when=20und=
er=20high=20torque,=20the=20u-joints=20could=20move=20out=20of=20proper=20alignm=
ent,=20but=20then=20when=20power=20is=20reduced,=20things=20would=20shift=20back=
=20into=20position.=20&nbsp;If=20you=20put=20the=20car=20on=20jackstands=20and=20=
run=20it=20to=20this=20rpm=20in=20top=20gear=20(might=20not=20be=20a=20bad=20ide=
a=20to=20remove=20the=20drive=20wheels=20and=20tires=20if=20you=E2=80=99re=20sur=
e=20they=E2=80=99re=20balanced)=20there=20won=E2=80=99t=20be=20much=20load=20on=20=
the=20engine,=20so=20if=20the=20vibration=20is=20due=20to=20deformation=20of=20t=
he=20mounts,=20the=20vibration=20should=20not=20appear.</div>=0D=0A=0D=0A<div=20=
class=3D"aolmail_">=0D=0A<div=20class=3D"aolmail_">=0D=0A<div=20class=3D"aolmail=
_"><br=20class=3D"aolmail_">=0D=0A<div=20class=3D"aolmail_">=0D=0A<div=20class=3D=
"aolmail_">Duncan</div>=0D=0A=0D=0A<div=20class=3D"aolmail_"><br=20class=3D"aolm=
ail_"></div>=0D=0A=0D=0A<div=20class=3D"aolmail_"><br=20class=3D"aolmail_">=0D=0A=
<div><blockquote=20type=3D"cite"=20class=3D"aolmail_">=0D=0A<div=20class=3D"aolm=
ail_">On=20Jun=2015,=202015,=20at=2010:55=20AM,=20<a=20href=3D"mailto:toodamnfun=
ky@comcast.net"=20class=3D"aolmail_">toodamnfunky@comcast.net</a>=20wrote:</div>=
=0D=0A<br=20class=3D"aolmail_Apple-interchange-newline">=0D=0A<div=20class=3D"ao=
lmail_">=0D=0A<div=20class=3D"aolmail_">=0D=0A<div=20style=3D"font-family:=20Ari=
al;=20font-size:=2012pt;"=20class=3D"aolmail_">=0D=0A<div=20class=3D"aolmail_">F=
oT,<br=20class=3D"aolmail_"></div>=0D=0A=20=0D=0A<div=20class=3D"aolmail_">I=20h=
ave=20a=20driveline=20vibration=20that=20doesn't=20start=20up=20until=20I=20get=20=
to=20about=2095-=20100=20MPH.=20I=20figured=20I=20would=20start=20with=20the=20d=
riveshaft</div>=0D=0A=20=0D=0A<div=20class=3D"aolmail_">before=20looking=20into=20=
the=20diff=20or=20OD/trans.=20I=20have=20an=20IRS=20car=20with=20Richard=20Good=20=
CV=20axles=20and=20hubs=20so=20it's=20very=20un=20likely=20its=20that=20but</div=
>=0D=0A=20=0D=0A<div=20class=3D"aolmail_">I=20will=20inspect=20them.=20I'm=20won=
dering=20if=20anybody=20has=20any=20advice=20on=20high=20speed=20vibration=20dia=
gnosis=20or=20detection.</div>=0D=0A=20=0D=0A<div=20class=3D"aolmail_">What=20I'=
m=20wondering=20is=20even=20if=20it=20is=20the=20driveshaft=20how=20would=20I=20=
know=20with=20it=20sitting=20on=20my=20bench.=20</div>=0D=0A=20=0D=0A<div=20clas=
s=3D"aolmail_">Any=20help=20would,=20as=20always=20be=20greatly=20appreciated.</=
div>=0D=0A=20=0D=0A<div=20class=3D"aolmail_">Jim=20g</div>=0D=0A</div>=0D=0A</di=
v>=0D=0A_______________________________________________<br=20class=3D"aolmail_">=
<br=20class=3D"aolmail_"><br=20class=3D"aolmail_"><br=20class=3D"aolmail_"><br=20=
class=3D"aolmail_"></div>=0D=0A</blockquote></div>=0D=0A<br=20class=3D"aolmail_"=
></div>=0D=0A</div>=0D=0A</div>=0D=0A</div>=0D=0A</div>=0D=0A</div>=0D=0A=20</di=
v>=0D=0A=20=20=0D=0A<div=20id=3D"AOLMsgPart_3_45cce30f-f9f0-4a0d-b0fd-8426ec08d7=
5f"=20style=3D"margin:=200px;font-family:=20Tahoma,=20Verdana,=20Arial,=20Sans-S=
erif;font-size:=2012px;color:=20#000;background-color:=20#fff;">=20=20<pre=20sty=
le=3D"font-size:=209pt;"><tt>_______________________________________________=20<=
a=20href=3D"mailto:fot@autox.team.net";>fot@autox.team.net</a>=20=20<a=20target=3D=
"_blank"=20href=3D"http://www.fot-racing.com";>http://www.fot-racing.com</a>=20=20=
Donate:=20<a=20target=3D"_blank"=20href=3D"http://www.team.net/donate.html";>http=
://www.team.net/donate.html</a>=20Archive:=20<a=20target=3D"_blank"=20href=3D"ht=
tp://www.team.net/archive">http://www.team.net/archive</a>=20Forums:=20<a=20targ=
et=3D"_blank"=20href=3D"http://www.team.net/forums";>http://www.team.net/forums</=
a>=20Unsubscribe/Manage:=20<a=20target=3D"_blank"=20href=3D"http://autox.team.ne=
t/mailman/options/fot/malaboge@aol.com">http://autox.team.net/mailman/options/fo=
t/malaboge@aol.com</a>=20=20=20</tt></pre>=20</div>=0D=0A=20=20=0D=0A
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