This http://www.ebay.co.uk/itm/1995-VAUXH...item19d6a544e3
Would make an easy project? Just get rid of the naff graphics and lights and you've got yourself a reasonably specced GSi replica? And lets be honest surely it wouldn't be that hard to come by a more powerful lump that would fit if you wanted? I wonder what the mrs would think if I chopped the Vec in for this?