Bob Spruck wrote:
>
> In my quest to find 5.0" wide wheels for my ' 67 Midget vintage racer, I
> have found problems with all the usual equivalent wheels. The Vega wheels
> are 5.0 " ( the Vega GT wheels are 6.0") but have the problem of the center
> hole being too small. The front hub and the rear axle flange won't fit
> inside the center hole, thus not allowing the wheel to sit flat on the hub
> or drum. The Vega wheel has a very shallow rear offset, thus placing it
> closer to the fender lip. A 1/4 " thick spacer will solve the center hole
> problem as long as you don't have a square fendered car like I have.
>
> I just bought steel wheels from a BMW 2002 that are 5.0" wide and have the
> correct 4.0 " bolt pattern. The center hole is too small but because of the
> rear offset, I can use a 1/4" spacer and the wheels don't interfere with
> the rear fenders. The 2002 also came with alloy wheels which should fit the
> same as the steel wheels. The 5.5" wide wheels seemed to be much more
> plentiful in the BMW junkyards I visited. My problem is that the two
> groups I race with have different rules for wheels and tires. The VDCA
> allows a maximum width of 5.0 " and requires street radial tires. When I
> race with HSR, I can use my 5.5 " alloys and Hoosier A70s. So I need a
> different set of wheels and tires for each group.
>
> The key dimensions in fitting any other wheels to a Spridget are the bolt
> circle, the center hole diameter, and the rear offset, especially if your
> application is on a square fendered car. Every one I talked to said to
> NEVER cut the center hole bigger to accommodate the hub and axle. This area
> is where a lot of the wheel's strength is. Some of the old SCCA racers I
> talked to used to machine the interferring radius off the front hub and the
> axle flange rather than cut the wheels.
>
> I made up a spreadsheet with all the various wheels I have gone thru and
> their key dimensions that I can send to you if you are interested. I also
> have for sale a set of Vega wheels I can't use but which would work fine on
> a round fendered car as long as you use a 1/4 " wide spacer.
>
> . At 10:56 AM 07/07/2000 -0700, Bryan Vandiver wrote:
> >Does any one know if Fiat 124/x19 wheels will fit on our sprites??
> >How about wheels from a triumph spitfire?
> >
> >How exactly are you supposed to measure the bolt pattern any way, isn't it
> the
> >diameter circle through the center of the bolt holes?
> >
> >Regards - Bryan
> Regards,
>
> Bob Spruck
> Sharpsburg, GA
> ' 67 Midget Vintage Racer
> ' '72 Midget Weekend Car
> 4 parts cars in the woods
Why not just have Weller make you a custom set of steel wheels. They are
not expensive, they look vintage and they will build exactly what you
want.
Daniel
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