I emailed Mercury for the year of an 50 hp outboard serial number 7098240 and this is the answer that I got and the email address of the man who answered it Charles,
The engine is probably a 1977 Canada model. The serial numbers in the
Mercury Marine publication guide are not precise.
Thank you.
Richard Curley
rcurley@marineengine.com
www.MarineEngine.com
Phone: 802 247 4700rcurley@marineengine.com maybe you can email him as well. Good luck
The 20HP Mercury outboard with serial number 9137627 was made in 1979.
The serial number 9137327 for a 20 HP Mercury Outboard is not not listed in the Mercury Marine parts catalog.
To determine the age of a Mercury outboard, you will need to know the engine serial number, and the horsepower rating.
A 9.9 hp Mercury outboard, serial number OB235459 is a 1988 model.
A 35hp Mercury outboard, serial number 6445947, would be a 1984 model.
Two items are needed to determine the age of a Mercury outboard, the serial number and the horsepower rating.
In addition to the serial number, to determine the year model of a Mercury outboard, the horsepower rating is needed.
A 9.8 hp Mercury outboard, serial number 2389278, is a 1968 year model.
A 9.9 hp Mercury, serial number OG031959, is a 1995 year model outboard.
Two things are needed to determine the age of a Mercury outboard, the serial number, and the horsepower rating.
A 9.9hp Mercury outboard, serial number OB120743, is a 1987 year model.
In addition to the serial number, to determine the year model of a Mercury outboard, the horsepower rating is needed.