What year is a Johnson Boat motor serial?

The two characters, third and second from the end of the motor number (not the serial) designates the model year. Example: VE70TLEDA The E and D is the year, see table below.

1980 - CS

1981 - CI

1982 - CN

1983 - CT

1984 - CR

1985 - CO

1986 - CD

1987 - CU

1988 - CC

1989 - CE

1990 - ES

1991 - EI

1992 - EN

1993 - ET

1994 - ER

1995 - EO

1996 - ED

1997 - EU

1998 - EC

Model year 1998-2006:

1999 - EE

2000 - SS

2001 - SI

2002 - SN

2003 - ST

2004 - SR

2005 - SO

2006 - SD