There was no A prefix, that's probably a AB, not A8, and if so it would be 1966.
1987.
Your Marlin model 336 was produced in 1976.
what year was my marlin 336 serial number 26076513 made
A Marlin 336 with a serial # beginning with "G" ws made in the 1950's.
the Z prefix to your serial number dates this marlin 336 to 1964.
1987.
your serial number indicates that your Marlin model 336 rifle was made in the year 1984.
your marlin was produced in 1949.
Your marlin model 336 was produced in 1976.
Your serial number indicates that your Marlin model 336 was made in the year 1980.
Your serial number indicates that your Marlin model 336 was made in the year 1971.
1957