It is a 1980 model.
Johnson outboard model number J175EXARG, would be a 1994 year model.
A Johnson 70 hp outboard, model number J70TLETS, would be a 1993 year model.
A 175 hp Johnson outboard, model number J175TXCSA, would be a 1980 year model.
A 90 hp Johnson outboard, model number J90PLEEB, would be a 1999 year model.
Model number 15R745, would be a 1974 year model Johnson outboard.
EE would be a 1999
A Johnson outboard, model 6R-74C, would be a 1974 year model, 6 hp.
A 3 hp Johnson outboard, model number J3BRESR would be a 1990 year model.
EE would be a 1999
your Johnson is a 1985 year model
Model number JHF 23 A would be a 1968, 3hp Johnson outboard.
A Johnson outboard, model number CD-13A, would be a 1956 year model, 5.5 hp.