I have an Alvarez 5042 and it is from 1982. Commemorating the 60th Anniversary.
t year was my alvarez guitar made. the model no.5947. the ser. no. 54126
5001
I have one its made in 1983, I believe from 81 to 85.
The letters in the model number designate the year model, when compared to a model / year guide.
The year is 1992 -the "en" in the model number identifies the year.
Johnson outboard model number J175EXARG, would be a 1994 year model.
I have one built 7/22/78 that I've owned since 9/7/78
A 4 hp Johnson outboard, model number J4REIA, is a 1991 year model.
You listed a serial number, not a model number.
No such model number in the Winchester line.
A 175 hp Johnson outboard, model number J175TXCSA, would be a 1980 year model.
A 70 hp Evinrude outboard, model number E70ELCO, would be a 1985 year model.