Guys,
Here are a couple of pix of the rear that is just now going back in the
car. I will dig up and scan the design documents and share them with anyone
who is interested.
?
*Brad Eells*
*Chino CA*
*#35 DP 1962 Triumph TR4*
*#76 FP 1969 Triumph Spitfire Mk3*
*1965 Triumph TR4A IRS...for the road!*
On Thu, Mar 22, 2018 at 12:23 PM, DPPI - Mark Craig <
info at dieselperformanceparts.com> wrote:
> Brad,
>
>
>
> I think that would make that applicable to Spits too then wouldn?t it??
> If so I would want a copy of any info you have.
>
>
>
> [image: http://dieselperformanceparts.com/media/mail/logo_small_dppi.png]
> <http://dieselperformanceparts.com>
>
>
>
>
> *Mark Craig *Diesel Performance Parts, Inc.
> 411 Allied Drive, Nashville, TN 37211
> <https://maps.google.com/?q=411+Allied+Drive,+Nashville,+TN+37211&entry=gmail&source=g>
> www.dieselperformanceparts.com
>
> [image:
> http://dieselperformanceparts.com/media/mail/icon_social_facebook.jpg]
> <https://www.facebook.com/DieselPerformanceParts> [image:
> http://dieselperformanceparts.com/media/mail/icon_social_twitter.jpg]
> <https://twitter.com/PerfectDiesel> [image:
> http://dieselperformanceparts.com/media/mail/icon_social_googleplus.jpg]
> <https://plus.google.com/u/0/104451046659790804057/posts> [image:
> http://dieselperformanceparts.com/media/mail/icon_social_linkedin.jpg]
> <http://www.linkedin.com/company/diesel-performance-parts-inc->
>
>
>
>
>
> Phone: 615-834-0066 <(615)%20834-0066>
> Fax: 615-834-9923 <(615)%20834-9923>
> Email: mark at dieselperformanceparts.com
>
>
>
>
>
>
>
> *From:* Brad Eells [mailto:tr4abrad at gmail.com]
> *Sent:* Thursday, March 22, 2018 1:46 PM
> *To:* DPPI - Mark Craig <info at dieselperformanceparts.com>
> *Cc:* Kas Kastner <kaskastner at gmail.com>; fot at autox.team.net
>
> *Subject:* Re: [Fot] Rear Axle upgrade GT6
>
>
>
> Hello Amici,
>
>
>
> My Mk3 Spitfire came with a set of the original Kastner-Brophy rear axles.
> They were designed by my car?s owner/builder/driver, Doug Brown who worked
> for Kas at that time.
>
>
>
> I found among Doug?s notes, much information and sketches of the design
> work. I am happy to share them if anyone finds value in the information
> beyond historical curiosity.
>
>
>
> As Kas mentioned, it?s a combination of material, forging and ancillaries
> that make these particular axles nearly indestructible.
>
>
>
> I have recently refurbished my set. I found the yoke parts to be Spicer
> parts that are still available. I also did some research on U-Joints and
> upgraded to a stronger, non-greasable Dana-Spicer unit.
>
>
>
> This solution is applicable only to the earlier models without Rotoflex or
> other double jointed later axles.
>
> Brad Eells
>
> Sent from my iPhone
>
>
> On Mar 22, 2018, at 10:05 AM, DPPI - Mark Craig via Fot <
> fot at autox.team.net> wrote:
>
> Sure always need info on anything like that.
>
> I sure wish you had some of yours around today!!!
>
> I confirmed on that car as best as I could after the wreck that the axle
> isn?t hitting the frame as it passes over it between the diff and the wheel
> end. Checked the other cars I got too so far none of them do. I did notice
> all the frames are crushed in that area and it seems like it was done at
> the factory too??
>
> <image001.png> <http://dieselperformanceparts.com>
>
>
>
>
> *Mark Craig *Diesel Performance Parts, Inc.
> 411 Allied Drive, Nashville, TN 37211
> <https://maps.google.com/?q=411+Allied+Drive,+Nashville,+TN+37211&entry=gmail&source=g>
> www.dieselperformanceparts.com
>
> <image002.jpg> <https://www.facebook.com/DieselPerformanceParts>
> <image003.jpg> <https://twitter.com/PerfectDiesel> <image004.jpg>
> <https://plus.google.com/u/0/104451046659790804057/posts> <image005.jpg>
> <http://www.linkedin.com/company/diesel-performance-parts-inc->
>
>
>
>
>
> Phone: 615-834-0066 <(615)%20834-0066>
> Fax: 615-834-9923 <(615)%20834-9923>
> Email: mark at dieselperformanceparts.com
>
>
>
>
>
>
>
> *From:* Kas Kastner [mailto:kaskastner at gmail.com <kaskastner at gmail.com>]
> *Sent:* Thursday, March 22, 2018 11:59 AM
> *To:* DPPI - Mark Craig <info at dieselperformanceparts.com>
> *Subject:* Re: [Fot] Rear Axle upgrade GT6
>
>
>
> Really sorry to hear of this. My axles were made of material which was so
> costly and hard to find I had to by 500 pounds of it. Then I had the axles
> forged instead of billet machined. All this does not help you a bit but I
> can give you a part number a much better and bigger U-joint which we also
> included with my axles if that will be a help. My research years ago on
> this was the rear end of the car was bottoming out and putting all the
> weight on the axle and it just could not hold it.
>
>
> *Never be beaten by equipment.*
>
>
>
> On Thu, Mar 22, 2018 at 9:47 AM, DPPI - Mark Craig <
> info at dieselperformanceparts.com> wrote:
>
> Yes they were Sommers Bros out of CA. The U Joint failed.
>
> I hear the Joe Siam ones are breaking too. A friend in FL has had two sets
> of them break.
>
>
>
> That?s why when I started to rebuild the wreck I thought I would go with
> the Canley CV axles and the GT6 lower arms. At least if the axle breaks the
> wheel stays upright. But now I hear the Canley CV axle isn?t strong enough
> for a GT6 and I am nervous. I really didn?t want to do that as it changes
> the ?Attitude? of the Spit and how it feels, but I don?t want to end up on
> me head again either.
>
>
>
> Here?s a U tube link to the accident:
>
>
>
> https://www.youtube.com/watch?v=05dsw_zQD0k
>
>
>
>
>
>
>
>
>
> <image006.png> <http://dieselperformanceparts.com>
>
>
>
>
> *Mark Craig *Diesel Performance Parts, Inc.
> 411 Allied Drive, Nashville, TN 37211
> <https://maps.google.com/?q=411+Allied+Drive,+Nashville,+TN+37211&entry=gmail&source=g>
> www.dieselperformanceparts.com
>
> <image002.jpg> <https://www.facebook.com/DieselPerformanceParts>
> <image003.jpg> <https://twitter.com/PerfectDiesel> <image004.jpg>
> <https://plus.google.com/u/0/104451046659790804057/posts> <image005.jpg>
> <http://www.linkedin.com/company/diesel-performance-parts-inc->
>
>
>
>
>
> Phone: 615-834-0066 <(615)%20834-0066>
> Fax: 615-834-9923 <(615)%20834-9923>
> Email: mark at dieselperformanceparts.com
>
>
>
>
>
>
>
> *From:* Kas Kastner [mailto:kaskastner at gmail.com]
> *Sent:* Thursday, March 22, 2018 11:29 AM
> *To:* DPPI - Mark Craig <info at dieselperformanceparts.com>
> *Subject:* Re: [Fot] Rear Axle upgrade GT6
>
>
>
> Are you using or rather were you using one piece axles where the hub and
> the axle are one piece?
>
>
> *Never be beaten by equipment.*
>
>
>
> On Thu, Mar 22, 2018 at 8:12 AM, DPPI - Mark Craig via Fot <
> fot at autox.team.net> wrote:
>
> Hum, I got a set of the Canley CVs for the Spit that broke an axle and
> then rolled 4 times.
>
> I have that car almost in one piece again and now you got me cautious?? A
> Spit vs GT6 is a lot of difference in weight and engine load though. Anyone
> got any thoughts?? I don?t want to go for that ride again. I am adding GT6
> lower arms to keep the wheel form getting under the car, but still don?t
> want failure.
>
>
>
> * <http://dieselperformanceparts.com>*
>
>
>
>
> *Mark Craig Diesel Performance Parts, Inc. 411 Allied Drive, Nashville, TN
> 37211 www.dieselperformanceparts.com <http://dieselperformanceparts.com>*
>
> <http://dieselperformanceparts.com>
>
>
>
>
>
> Phone: 615-834-0066 <(615)%20834-0066>
> Fax: 615-834-9923 <(615)%20834-9923>
> Email: *mark at dieselperformanceparts.com <mark at
> dieselperformanceparts.com>*
>
>
>
>
>
>
>
> *From:* James J Dolan [mailto:*jdolan at voyagerhldgs.com
> <jdolan at voyagerhldgs.com>*]
> *Sent:* Thursday, March 22, 2018 9:38 AM
> *To:* Scott Janzen <*sjanzen at me.com <sjanzen at me.com>*>; DPPI - Mark
> Craig
> <*info at dieselperformanceparts.com <info at dieselperformanceparts.com>*>
> *Subject:* Re: [Fot] Rear Axle upgrade GT6
>
>
>
> Scott & Mark.
>
> I looked at my records and we show the CV joints that failed (yes it was
> me in the 5 laps) we purchased were from Rimmer Brothers (sp?) in England
> in the spring of 2016.
>
> I can?t tell if they are the same guys or were resellers of the same
> product, but they looked identical to these units and I doubt there were
> more than one manufacturer of these in 2016.
>
>
>
> And yes they failed, so I would NOT recommend for racing.
>
>
>
> We compared the rear end system on our Kastner 1972 GT6 #6 and the Group
> 44 1972 GT6 and reviewed the whole history with Kas, Scott, Craig Miller,
> Andy MacLaurin.
>
> In the end we converted the Group 44 car to the Corvair Datsun solution as
> engineered in 1971 based on a set of engineering drawings Craig Miller had
> that had all the machining details.
>
> Since that installation in Sept 2016 we have had no problems. The Group
> 44 car runs a Quaife diff with Redline Shockproof 75W90 gear oil with this
> configuration.
>
>
>
> Kas? 1972 GT6 runs a different outer hub configuration he constructed
> using Vascojet steel. Here is Kas?s note from 2016 ?We broke axle shafts
> and hubs a lot in the beginning and gave up on the normal steels
> available. In the end I purchased a load of Vascojet steel that was
> prescribed by steel engineers to me, this is what is used in the outer
> axles of my GT-6. It was expensive and hard to find and I bought all in
> the USA at the time about 200 pounds. I paid for forging dies and had the
> axles forged from this material. Now this was almost 50 years ago so
> inquiry of steels might be a hot tip.? Kas? solution provides an inner
> bearing retainer flange and nut at the hub carrier side of the axle,
> thereby preventing wheel loss in a failure. That car runs his original
> parts from 1972 and our last magnaflux shows no signs of failure or
> cracking. As he says, Never Beaten by Equipment, even after all these
> years.
>
>
>
> We had no trouble sourcing Corvair parts and GM bearings.
>
>
>
>
>
> *From: *Fot <*fot-bounces at autox.team.net <fot-bounces at autox.team.net>*>
> on behalf of Scott Janzen via Fot <*fot at autox.team.net
> <fot at autox.team.net>*>
> *Reply-To: *Scott Janzen <*sjanzen at me.com <sjanzen at me.com>*>
> *Date: *Thursday, March 22, 2018 at 2:10 AM
> *To: *DPPI - Mark Craig <*info at dieselperformanceparts.com
> <info at dieselperformanceparts.com>*>
> *Cc: *'Friends of Triumph' Triumph <*fot at autox.team.net
> <fot at autox.team.net>*>
>
>
> *Subject: *Re: [Fot] Rear Axle upgrade GT6
>
>
>
> I?ve seen one of those break after five laps in a GT6.
>
>
>
> On Mar 21, 2018, at 3:19 PM, DPPI - Mark Craig via Fot <*fot at autox.team.net
> <fot at autox.team.net>*> wrote:
>
>
>
> Canley in England has a CV axle set up for the Spits and GT6.
>
>
>
> <image001.png>
>
>
>
>
> *MARK CRAIG *Diesel Performance Parts, Inc.
> 411 Allied Drive, Nashville, TN 37211
> <https://maps.google.com/?q=411+Allied+Drive,+Nashville,+TN+37211&entry=gmail&source=g>
> *www.dieselperformanceparts.com <http://www.dieselperformanceparts.com>*
>
> <image002.jpg> <image003.jpg> <image004.jpg> <image005.jpg>
>
>
>
>
>
> Phone: 615-834-0066 <(615)%20834-0066>
> Fax: 615-834-9923 <(615)%20834-9923>
> Email: *mark at dieselperformanceparts.com <mark at
> dieselperformanceparts.com>*
>
>
>
>
>
>
>
> *From:* Fot [*mailto:fot-bounces at autox.team.net
> <fot-bounces at autox.team.net>*] *On Behalf Of *Robert Lang via Fot
> *Sent:* Wednesday, March 21, 2018 11:07 AM
> *To:* FOT <*fot at autox.team.net <fot at autox.team.net>*>
> *Subject:* Re: [Fot] Rear Axle upgrade GT6
>
>
>
>
>
> Vince - I'm not sure that the TR6 axles would fit your GT6 because the
> bearing carrier for the Herald-based cars is a lot smaller than the TR6 is.
> I suppose you could make it fit, but you'd have to make a custom hub
> carrier. That said, I know that folks have done various solutions using
> stub axles from cars like the 240Z. The "trick" would be to find a hub
> flange that can be drilled for the Spitfire / GT6 bolt pattern and then
> work from there. And you can get brand-new stub axles for the 240/260/280Z.
>
>
>
> Else, source something from the UK.
>
>
>
> Also - do you have a GT6 Mk 2 or the early or late-late setup? That also
> makes a difference in the solution.
>
>
>
> For my TR6, I run Corvair hubs like Group 44 did. But I had those hubs
> built up about 20 years ago - the Corvair parts are pretty scarce now. If I
> were to build a new car, I'd def. buy the Goodparts setup - he makes really
> excellent parts!
>
>
>
> Regards,
>
> Bob Lang
>
> On Wednesday, March 21, 2018, 8:44:11 AM EDT, Vince G via Fot <*fot at
> autox.team.net
> <fot at autox.team.net>*> wrote:
>
>
>
>
>
> Good day all,
>
>
>
> I am wondering if anyone has tried John Goods Axle conversion kit on their
> racing GT6? It is a CV conversion but doesn?t replace the Hub which
> worries me.
>
> *http://www.goodparts.com/shop/index.php?categoryID=20
> <http://www.goodparts.com/shop/index.php?categoryID=20>*
>
>
>
> There are sturdier more complete TR6 kits but I?m not sure I could
> retrofit one of those.
>
>
>
> Thanks for any feedback.
>
>
>
> Vince
>
>
>
> _______________________________________________
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