YAMAHA 50 CHAPPY LB 1976 YAMAHA 50 CHAPPY LB 1977 YAMAHA 50 CHAPPY LB 1978 YAMAHA 50 CHAPPY LB 1979 YAMAHA 50 CHAPPY LB 1980 YAMAHA 50 CHAPPY LB 1981 YAMAHA 50 CHAPPY LB 1982 YAMAHA 50 CHAPPY LB 1983 YAMAHA 50 CHAPPY LB 1984 YAMAHA 50 CHAPPY LB 1985 YAMAHA 50 CHAPPY LB 1986 YAMAHA 50 CHAPPY LB 1987 YAMAHA 50 CHAPPY LB 1988 YAMAHA 50 CHAPPY LB 1989 YAMAHA 50 CHAPPY LB 1990 YAMAHA 50 CHAPPY LB 1991 YAMAHA 50 CHAPPY LB 1992 YAMAHA 50 CHAPPY LB 1993 YAMAHA 50 CHAPPY LB 1994 YAMAHA 50 PW 1988 YAMAHA 50 PW 1989 YAMAHA 50 PW 1990 YAMAHA 50 PW 1991 YAMAHA 50 PW 1992 YAMAHA 50 PW 1993 YAMAHA 50 PW 1994 YAMAHA 50 PW 1995 YAMAHA 50 PW 1996 YAMAHA 50 PW 1997 YAMAHA 50 PW 1998 YAMAHA 50 PW 1999 YAMAHA 50 PW 2000 YAMAHA 50 PW 2001 YAMAHA 50 PW 2002 YAMAHA 50 PW 2003 YAMAHA 50 PW 2004 YAMAHA 50 PW 2005 YAMAHA 50 PW 2006 YAMAHA 50 PW 2007 YAMAHA 50 PW 2008 YAMAHA 50 PW 2009 YAMAHA 50 PW 2010 YAMAHA 50 PW 2011 YAMAHA 50 PW 2012 YAMAHA 50 PW 2013 YAMAHA 50 PW 2014 YAMAHA 50 PW 2015 YAMAHA 50 PW 2016 YAMAHA 50 PW 2017 YAMAHA 50 PW 2018 YAMAHA 50 PW 2019