Johnson questions

Hi guys/gals I recently got a johnson outboard and was wondering what year it might be?? thanks for any help

serial: TD20 609858
also oil ratio??

Re: Johnson questions

TD-20 is the model number for 5HP motors made from 1946 through 1949.

20:1 87 or 89 US Octane to TC-W3 oil.

http://www.evinrude.com/en-US/About.Us/FAQ/Oil.Fuel.htm

Re: Johnson questions

Serial number puts it at a 1947 to be exact.

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