Ask your local dealer for a year model guide. It will list most everything OMC made outboards,outdrives,boats,snowmobles,etc. You can,t get more defenate than that.
Look at the last letters in the Evinrude serial nr, and use the word:<br />I N T R O D U C E S<br />CI=1981<br />CN=1982<br />CT=1983<br />CR=1984<br />etc.<br />EI=1991<br />EN=1992<br />ET=1993<br />etc.<br /><br />c/6<br /><br />Hooty