Oil/fuel mixture for 60's model 5/12 horse johnson

[superrman77]

Anyone no what it is. I bought the motor off a guy who put chainsaw fuel in it. It smokes a little to much. What is the best mixture?
Thanks

 

[Scaaty]

Re: Oil/fuel mixture for 60's model 5/12 horse johnson

Dump the chainsaw mix. Get TCW-3 outboard oil. run 25 to 1..5oz to a gallon