In order to answer this question, the year model of the 90 hp in question, would be required. The range for 2 stroke, 90 Merc's is 265 - 305 lbs., depending on the particular model.
a 75 hp merc goes 19 mph
A 90 hp Mercury outboard, serial number OG242239, would be a 1995 year model.
A 90 hp Mercury outboard, serial number OD067645, would be a 1991 year model.
1910
A Johnson outboard, model number J88MSLCUS, is a 1987 model, 90 hp outboard.
A 90hp Mercury outboard, serial number 6114748 is a 1982 year model.
Johnson outboard model number VJ90TLATS, is a 1993 model, 90 hp.
how to set a trim tab on a 90 hp yamaha outboard
It is a 1965 Model year 90hp
In order to answer this question, the horsepower rating of the engine must be known. 90 HP 1990 Model Year
The weight of the 90 hp Yamaha, as well as other brands, varies with year model. On average the Yamaha 90 weighs in at 256 lbs.