The dry weight of a 1984 model Mercury outboard is 186 lbs.
The 1989 model, 50 hp Mercury outboard has a listed dry weight of 188 lbs.
2900 euro
1976
two stroke
A 50hp Mercury outboard, serial number 5951056 is a 1982 year model.
The value of a 50 hp Mercury, or any other outboard, is largely dependant on the age of the engine.
When it is trimmed up and give it some power it will go down on it's own
Any place that sells batteries can tell you the correct size to buy.
If your engine is a 4 cylinder model, it is a 1985. If it is a 3 cylinder model, it is a 1986.
It's your switchbox, I just did this on my 75hp 4cylinder.
most merc 50hp with efi and electric start have a 18amp alternator. This from mid 90's to now