According to the 2006 Mercury Mountaineer Owner Guide : The vehicle came from the factory with a 50 /50 mix of distilled water and : ( Motorcraft Premium Gold Engine Coolant , yellow colored , meeting Ford specification WSS-M97B51-A1 )
199 lbs. for the 4 cylinder classic
A 50 hp Mercury outboard, serial number 5111678, is a 1978 year model.
The engine cooling system capacity , including the reservoir is 12.8 quarts on a 1997 Mercury Mountaineer So , a 50 / 50 mix of antifreeze and preferably distilled water ( that's the way it came from the factory ) would take * ( 6.4 quarts of antifreeze ) *
A 50 hp Mercury outboard, serial number A101119 is a 1985 year model.
The in-line 4 cylinder, 50 hp Mercury outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
A 50 hp Mercury outboard, serial number 5747368 is a late 1981 year model.
A 50 hp Mercury outboard, serial number A159823, would be a 1985 year model.
The blue stripe 4 cylinder 50 hp Mercury outboard was produced in the early to mid 1970's. The serial number 3350793 would be a 1972 year model.
A 50 hp Mercury outboard, serial number 6150379, would be a 1982 year model.
An 50 hp Mercury outboard, serial number 6276691, is a 1983 year model.
In the cylinder head, just follow the coil wires.