> I'm in the process of restoring a 58 TR3A and with the
> fenders off, there is a big hole almost 8" across and looks
> to be factory cut in the passenger right side foot well. It
> looks like a great place for water to get in. What is it for
> and should I seal it up?
I believe it was a provision for a factory radio speaker:
Up to you whether you want to seal it, but I don't think doing so will keep
you any drier.