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The 20HP Mercury outboard with serial number 9137627 was made in 1979.
1970
1971
1969.
The serial number 9137327 for a 20 HP Mercury Outboard is not not listed in the Mercury Marine parts catalog.
An 20 hp Mercury outboard, serial number 3143107, is a 1971 year model.
A 20 hp Mercury outboard, serial number 5334211, would be a 1979 year model.
Yes, remote steering kits were manufactured for the 20hp by Mercury Marine. Availability and part number can be found by serial number of the engine.
1978
A 20 hp Mercury outboard, serial number OB152174, would be a 1987 year model.
your motor is a 1975 200 20hp you can get more info here: http://www.autorepairmanuals.biz/site/573683/page/599300
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