evinrude engine year ?

[wayne h]

i have a 50 hp evinrude model 50473m i have no idea the year of the engine.can any 1 help.also i am lookin to work on it with a 1 gallon tank what should the mix be for 1 gallon

 

[Bear]

Re: evinrude engine year ?

50473 Evinrude 1974 50 hp<br /><br />Fuel/oil ratio 50:1<br />Check this one:<br /> http://www.brokeboats.com/ratio.html