Year I.D. ?

[milbor4]

I'm having trouble finding the year, and was wondering what anyone can come up with. Thank you

 

[milbor4]

BTW it reads Mariner 40E

676BS 104464

 

[Fun Times]

676B S 104464 looks to be a short shaft 1980

40 E

676B-103261 - 676B-104635

1980

http://www.storesonline.com/site/573683/page/608047