This looks like a very genuine 2000, to me. Arden's one of my favourite colours, and although it looks like a polish could be in order, I think it's tidy. The interior is very unmolested, and aside from the questionable painting under the bonnet, I think it's good car.
http://www.ebay.co.uk/itm/Rover-2000-/2 ... 417e19cf37
http://www.ebay.co.uk/itm/Rover-2000-/2 ... 417e19cf37