it depends....
what year is model vwb521190
1963
21084
1988
Model VWB19069A Serial 66X 11013
An 18 hp Evinrude outboard, model 18202 would be a 1972 year model.
2004
1986
A 200 hp Johnson outboard, model number J200STLCDR is a 1986 year model.
A Johnson outboard engine, model number RDE19M, would be a 1957 year model, 35 hp outboard.
A 15 hp Evinrude outboard, model number E15BACEC, would be a 1989 year model.
A 15 hp Evinrude outboard, model number 154040 would be a 1974 year model.