The only road legal Porsche 911 GT1 Evolution is to go to auction

The only Porsche 911 GT1 Evolution racecar to have ever been adapted for road use is to go on sale at RM Sotheby's upcoming Monaco auction.

The 1997 model, lot number 261, is to be auctioned on Saturday May 14 and is expected to sell for between €2.7 and €3 million – that's £2.1 - £2.32 million.