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Re: [Fot] Gt6 differential failure

To: Jason Ostrowski <jason@multivintage.com>
Subject: Re: [Fot] Gt6 differential failure
From: Keith Files <keithfiles@btinternet.com>
Date: Mon, 13 Jul 2015 20:15:48 +0100
Cc: 'Friends of Triumph' Triumph <fot@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: fot@autox.team.net
References: <EE2C8103-92D7-4F9D-AF8B-6476B699690D@me.com> <CALCydYr6L5W-5LvasEKNdpFHzcyhtyrjGNOMJYpZ8jDC7OqEiQ@mail.gmail.com> <0A3CD8EB-80AA-43B3-A152-5D3DE4D4F5F3@me.com> <CALCydYqaKDu7Kv23OeiEEy+RnA3+b0hwF1EnrDJ5s3++kAGcQw@mail.gmail.com>
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Hi Jason,

It was me discussing diff coolers.

I have the photographs of my installation now and will be sending them to th=
e guys who wanted to see them. I will copy you too if you wish.

Best regards,

Keith

Sent from my iPad

> On 13 Jul 2015, at 16:17, Jason Ostrowski <jason@multivintage.com> wrote:
>=20
> Ah yes...Cooling.
> While you have it out maybe it's worth while to see about adding a temp ga=
uge back there.
> I think its usually done at the oil plug but I'm not sure.
> That would seem to perhaps help in preventing a minor fail turn into a maj=
or explosion.=20
>=20
> I much enjoyed the thread about the Diff cooling options for the endurance=
 TR6's a while back.
> I think it was Keith Files and some others discussing some of the options f=
or Chump car guys.
> The unit was mounted in the modified wheel well if I remember correctly.
> The tough part for our tiny GT6 seems to be where to put the cooler and pl=
umbing.
> Has Anyone out there ever used an external diff cooler on a GT6?
> If so, how was it set up?
> Thanks!
>=20
> Jason Ostrowski
> Friendly Ghost Racing
> 1969 Triumph GT6+ Racecars
>=20
>=20
>=20
>> On Mon, Jul 13, 2015 at 9:19 AM, Scott Janzen <sjanzen@me.com> wrote:
>> thanks, Jason - yes, I was banging through the gears, and there's now a s=
teep 150' +/- DROP at this track, downhill turn, where I was in second gear a=
t 7,000 RPM, first accelerating, then letting it slow me down as I approache=
d the sharp right to the uphill climb.  I'm sure that did not do the diff an=
y good.
>>=20
>> Somehow the idea of putting a Subaru diff in this car does not feel very "=
vintage".
>>=20
>> Question - has anyone checked the oil temp, and would cooling make a diff=
erence?  I do run Redline 75-85 gear oil.
>>=20
>> I will report back and send carnage photos when I get it out.
>>=20
>> On Jul 13, 2015, at 10:12 AM, Jason Ostrowski wrote:
>>=20
>> I agree that it is consumable.
>> A change to something different would seem to lead to a redesign of all t=
he parts that mate to it and that could turn into a whole new set of other r=
elated projects.
>> Likely a costly and complex endeavor to say the least.
>> Knowing you, I assume you are using a quality oil already as Steve recomm=
ends.
>> I notice you are racing faster lately and seem to be doing great with the=
 car.
>>=20
>> Begin Public Service announcement to all FoT...
>>=20
>> That being said, (especially the faster you go) don't forget to remind yo=
urself regularly about how you need to treat the drivetrain.
>> Perhaps most importantly on this issue is careful driving with a constant=
 focus to smooth transition between the gears.
>> And really important is super smooth take-offs.
>> I'm lucky to have John Reed (best GT6 racer of all time) at the track wit=
h me most of the time.
>> He is never afraid to remind me of this.
>> And does so on a regular basis when I'm leaving the grid.
>> Even after all these years of coaching he will still often yell at me thr=
ough my helmet prior to taking off.
>> something like....
>>  "Ride that F$#&%ng clutch baby!!"
>> or "Easy take off".
>> Wisdom I'm not afraid to admit I need to be reminded of in a tense moment=
 taking off to hit the track.
>> One slip of the foot or abrupt start is all it takes to do damage to the d=
ifferential.
>> I can trace most of my differential failures back to sketchy shift transi=
tions or abrupt starts...
>> We all hate to admit that an equipment failure is our own fault but, spea=
king for myself, I know it often is.
>> This was an FoT Public Service Announcement...
>> Brought to you by Friendly Ghost Racing.
>>=20
>> Jason Ostrowski
>> Friendly Ghost Racing=20
>> 1969 Triumph GT6+ Racecars  =20
>> =20
>>=20
>>> On Sun, Jul 12, 2015 at 7:01 AM, Scott Janzen <sjanzen@me.com> wrote:
>>> Mine disintegrated in a big way in the last race yesterday at Pitt Race.=
 Last one did the same thing about 3-4 years ago.
>>> Should I just consider this a consumable item, or swap to something stro=
nger?  What are other vintage racers doing?
>>>=20
>>> Sent from my mobile device
>>> _______________________________________________
>>> 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/jason@mult=
ivintage.com
>=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/keithfiles@b=
tinternet.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>Hi Jason,</div><div><br></div><div>It w=
as me discussing diff coolers.</div><div><br></div><div>I have the photograp=
hs of my installation now and will be sending them to the guys who wanted to=
 see them. I will copy you too if you wish.</div><div><br></div><div>Best re=
gards,</div><div><br></div><div>Keith</div><div><br>Sent from my iPad</div><=
div><br>On 13 Jul 2015, at 16:17, Jason Ostrowski &lt;<a href=3D"mailto:jaso=
n@multivintage.com">jason@multivintage.com</a>&gt; wrote:<br><br></div><bloc=
kquote type=3D"cite"><div><div dir=3D"ltr"><div>Ah yes...Cooling.</div><div>=
While you have it out maybe it's worth while to see about adding a temp gaug=
e back there.</div><div>I think its usually done at the oil plug but I'm not=
 sure.</div><div>That would seem to perhaps help&nbsp;in&nbsp;preventing a m=
inor fail turn into a major explosion.&nbsp;</div><div><br></div><div>I much=
 enjoyed the thread about the Diff cooling options for the endurance TR6's a=
 while back.</div><div>I think it was Keith Files and some others discussing=
 some of the options for Chump car guys. </div><div>The unit was mounted&nbs=
p;in the modified wheel well if I remember correctly.</div><div>The tough pa=
rt for our tiny GT6 seems to be where to put the cooler and plumbing.</div><=
div>Has Anyone out there ever used an external diff cooler on a GT6?</div><d=
iv>If so, how was it set up?</div><div>Thanks!</div><div><br></div><div>Jaso=
n Ostrowski</div><div>Friendly Ghost Racing</div><div>1969 Triumph GT6+ Race=
cars</div><div><br></div><div><br></div></div><div class=3D"gmail_extra"><br=
><div class=3D"gmail_quote">On Mon, Jul 13, 2015 at 9:19 AM, Scott Janzen <s=
pan dir=3D"ltr">&lt;<a href=3D"mailto:sjanzen@me.com"; target=3D"_blank">sjan=
zen@me.com</a>&gt;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D=
"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style=3D=
"-ms-word-wrap: break-word;">thanks, Jason - yes, I was banging through the g=
ears, and there's now a steep 150' +/- DROP at this track, downhill turn, wh=
ere I was in second gear at 7,000 RPM, first accelerating, then letting it s=
low me down as I approached the sharp right to the uphill climb.&nbsp; I'm s=
ure that did not do the diff any good.<div><br></div><div>Somehow the idea o=
f putting a Subaru diff in this car does not feel very "vintage".<br><div><b=
r></div><div>Question - has anyone checked the oil temp, and would cooling m=
ake a difference?&nbsp; I do run Redline 75-85 gear oil.</div><div><br></div=
><div>I will report back and send carnage photos when I get it out.</div><di=
v><div class=3D"h5"><div><br><div><div>On Jul 13, 2015, at 10:12 AM, Jason O=
strowski wrote:</div><br><div dir=3D"ltr"><div>I agree that it is consumable=
. </div><div>A change to something different would seem to lead to a redesig=
n of all the parts that mate to it and that could turn into a whole new set o=
f other related projects. </div><div>Likely a costly and complex endeavor&nb=
sp;to say the least.</div><div>Knowing you, I assume you are using a quality=
 oil already as Steve recommends.</div><div>I notice you are racing faster l=
ately and seem to be doing great with the car.</div><div><br></div><div>Begi=
n Public Service announcement to all FoT...</div><div><br></div><div>That be=
ing said, (especially the faster you go) don't forget to remind yourself reg=
ularly about how you need to treat the drivetrain.</div><div>Perhaps most im=
portantly on this issue&nbsp;is careful driving&nbsp;with a constant focus t=
o&nbsp;smooth transition between the gears.</div><div>And really important i=
s super smooth take-offs.</div><div>I'm lucky to have John Reed (best GT6 ra=
cer of all time) at the track with me most of the time.</div><div>He&nbsp;is=
 never afraid to remind me of this.</div><div>And does so&nbsp;on a regular b=
asis when I'm leaving the grid.</div><div>Even after all these years of coac=
hing he will still often&nbsp;yell at me through my helmet prior to taking o=
ff.</div><div>something like....</div><div>&nbsp;"Ride that F$#&amp;%ng clut=
ch baby!!"</div><div>or "Easy take off". </div><div>Wisdom I'm not afraid to=
 admit I need to be reminded of in a tense moment&nbsp;taking off to hit the=
 track.</div><div>One slip of the foot or abrupt start is all it takes to do=
 damage to the differential.</div><div>I can trace most of my differential f=
ailures back to&nbsp;sketchy shift transitions or abrupt starts...</div><div=
>We all hate to admit that an equipment failure is our own fault but, speaki=
ng for myself, I know it often is.</div><div>This was an FoT&nbsp;Public Ser=
vice Announcement...</div><div>Brought to you by Friendly Ghost Racing.</div=
><div><br></div><div>Jason Ostrowski</div><div>Friendly Ghost Racing&nbsp;</=
div><div>1969 Triumph GT6+ Racecars&nbsp;&nbsp;&nbsp;</div><div>&nbsp;</div>=
</div><div class=3D"gmail_extra"><br><div class=3D"gmail_quote">On Sun, Jul 1=
2, 2015 at 7:01 AM, Scott Janzen <span dir=3D"ltr">&lt;<a href=3D"mailto:sja=
nzen@me.com" target=3D"_blank">sjanzen@me.com</a>&gt;</span> wrote:<br><bloc=
kquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;padding-left:=
1ex;border-left-color:rgb(204,204,204);border-left-width:1px;border-left-sty=
le:solid">Mine disintegrated in a big way in the last race yesterday at Pitt=
 Race. Last one did the same thing about 3-4 years ago.<br>
Should I just consider this a consumable item, or swap to something stronger=
?&nbsp; What are other vintage racers doing?<br>
<br>
Sent from my mobile device<br>
_______________________________________________<br>
<a href=3D"mailto:fot@autox.team.net"; target=3D"_blank">fot@autox.team.net</=
a><br>
<br>
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http://www.fot-racing.com</a><br>
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"noreferrer">http://www.team.net/donate.html</a><br>
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net/mailman/options/fot/jason@multivintage.com</a><br>
<br>
<br>
</blockquote></div><br></div>
</div><br></div></div></div></div></div></blockquote></div><br></div>
</div></blockquote><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"htt=
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