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1985
50:1
Model number J25REDR, is a 1996, 25hp Johnson.
Depending on the year ,it usually under the 3 bolt cover on cylinder head...
The dry weight of a 1985 model, 25hp Mercury outboard is 105 lbs.
The 1987 model, 25 hp Johnson outboard requires a 50:1 ratio. One pint of 2 cycle oil, to six gallons of fuel.
50:1, which means 2.5 oz. per gallon of gasoline
71-77kgr for 25hp EFI
120
its a 2002
1991
No. 1997 Models 3Cylinder 25HP are 2stroke engines with a single carb.