Yamaha Merken Yamaha Fzr 600 reduced effect 2 Yamaha Fzr 600 reduced effect 2 generaties Yamaha Fzr 600 reduced effect 2 1989 Yamaha Fzr 600 reduced effect 2 1990 Yamaha Fzr 600 reduced effect 2 1991 Yamaha Fzr 600 reduced effect 2 1992