this looks like the one from the show the weekend matey. same price too. knock the bloke down (on price, not literally) and have a hoot on it.
http://www.motorcyclenews.com/MCN/bikes-for-sale/searchresults/detail/Kawasaki/GPZ1000/1986/_/R-NXGN-2173643
http://www.motorcyclenews.com/MCN/bikes-for-sale/searchresults/detail/Kawasaki/GPZ1000/1986/_/R-NXGN-2173643