If you buy an exhaust or any other specific part of a mass produced car
you may expect that it fits. If it does not fit the manufacturer is
delivering rubbish and fooling the customer.
The AH is in essence a mass produced car, however you would not say so
by the panel fit.
A complete frame may be a bit different in that it usually has to cover
several different models and dates of manufacture, although often it
fits without any problem as I found out with a replacement chassis for
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