Based on the model number I would rule in a chrysler/forceBased on the appearance of the recoil starter, I'd rule out Chrysler
http://home.earthlink.net/~brixent/searsid.htm[h=3]All Sears Outboards with model numbers 217.586000 and above where built by Eska Outboard in 1985 - 1986. Eska closed and stopped production in 1986.
Most of those motors used a 50:1 Oil Mix. Most used Plugs J-12-Y with a gap of .030SEARS MOTORS with Model Numbers other than 217.???????? where built by:
225.?????? Chrysler Outboard
574..????? McCullock Outboard
Parts for McCullock Outboard are No Longer Available
Some Parts for Chrysler are avalible on special order only.
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