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#71969
David Stanton
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    I believe that 20 to 1 instead of 24 to 1 and 40 to 1 instead of 50 to 1 give some cheap insurance, and I like that these ratios are easy to mix, being 1 quart to 5 gallons and 1 pint to 5 gallons, respectively. My 16 to 1 motors get 16 to 1, but if it’s a short run in a test tank, I sometimes use 20 to 1 for convenience because I usually have a can mixed. I buy generic TCW3 oil by the gallon at Walmart or Fleet Farm.
    I do not skimp on oil. In my PO 22 HP Johnson, I run 8 to 1 as the decal says. It does not smoke after it gets up and runnin’.

    Note that the Champion Hotrod racing motors called for a 4 to 1 mix! When do you start calling them a diesel?
    Dave