1987 Genuine Kawasaki GPZ 500 EX 500 GPZ500S Service Manual Supplement | eBay
Kawasaki EX500 (GPZ500S) 1987 - 99 and ER500 (ER-5) 1987-99 Haynes Service and Repair Manual 2nd (second) Revised Edition by Ahlstrand, Alan, Haynes, J. H. published by Haynes Manuals Inc (1993): Amazon.co.uk: Books
Kawasaki GPz 500S 1994 Motosprint
Kawasaki EX500/GPZ500S 1987-1993 Workshop Repair & Service Manual | Quality Service Manual