Ian,
I have found that a 4" dimension of the wheel center from the inside of the rim
provides adequate clearance. If you can't run over 5" wide wheels,
any offset you can make short of putting the wheel center all the way on the
outside of the rim should work.
Joe (C)
Ian Cowie wrote:
>
> Hi Guys,
>
> Still plodding on with Superspit, getting down to the tech. stuff now like
> wheels. Because our historic racing rules are so strict we are limited to
> 13x5 wheel. I have actually found some nice alloys from the period, however
> would like to get as much width on the ground as possible. And accordingly
> will add spacers provided I am not breaking track rules. I do not have a set
> of bog standard Spitfire wheels and so don't know where to begin on offsets
> etc. I am told for example that offset varied from 0 to 16mm at times. Can
> anyone help and at the same time explain what the various measurements mean
> as one mans offset is another's on set, if you get my drift. For example,
> from the centre of the wheel I presume offset is measured from the face (the
> bit against the flange to the inner part of the bead. But then again I might
> be wrong.
>
> All help gratefully appreciated.
>
> Ian
> 777
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