Ditto that! Russ redid my u-joints just as George references when the stock
ones gave out at WGI - I lost an entire bearing out of a yoke out there
somewhere on track and that could have resulted in one hell of a crash - no
problems now, Russ's setup is very stout! I recommend it HIGHLY!!!
Sent from my iPhone
On Feb 24, 2012, at 2:58 PM, George Harmuth <harmug@us.ibm.com> wrote:
> RE: Summers Bros Axles
> A list member, Russ Moore has a Spitfire axle design that uses Summer Bros
> Axles (I don't know if these are the same axles Mark has) and Corvair U
> joint flanges.
> Here's a list of the PNs from the Bill of Materials he sent me. I've had a
> set on my spitfire race car for a few years now with out any problems.
> Prior to that I had a set of Steve Johnson designed axles that were
> stronger that the stock ones, but used the stock spit U joints. I would
> break / wear out a joint at least once a season. One time it put me into
> the wall at Limerock.
>
> Russ has a shop, besides being a Spit racer, and can give you more details
> if you like.
>
> U-Joint NEAPCO 1-0153HD or Spicer 5-153 $12.08 -4
> Outer roller bearing J-2012 Torrington $ 13.32 -4
> Outer ball bearing R20ZZ or NDH 2993L07 $9.84 4
> Seal Chicago Rawhide# 12330 $2.04 -4
> Flange yoke NEAPCO 2-2-329 do not get Spicer equivalent-lacks material on
> ring $19.94 -3
> Axle shaft yoke: GM 6255781 (standard Corvair part. www.larryscorvair.com
> among others
>
> Axle Picture
> http://historicracinggroup.yolasite.com/resources/Pictures/harmuth/axle.JPG
>
>
> G. Michael Harmuth
> 63 Spitfire
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