Yamaha Merken Yamaha Sr 500 Yamaha Sr 500 generaties Yamaha Sr 500 1983 Yamaha Sr 500 1984 Yamaha Sr 500 1985 Yamaha Sr 500 1985 Yamaha Sr 500 1986 Yamaha Sr 500 1987 Yamaha Sr 500 1988 Yamaha Sr 500 1992 Yamaha Sr 500 1993 Yamaha Sr 500 1994 Yamaha Sr 500 1995 Yamaha Sr 500 1997 Yamaha Sr 500 1998 Yamaha Sr 500 1999