most mopeds run a 50:1 mixture which works out to 3 ounces of two stroke
oil to 1 gallon of gas..........or 90cc oil to 1 gallon of gas, 30cc is 1 oz.
try your yamaha dealer, at least you can get someone to work on it if you have
good luckHenry wrote:
> I have a 1979 Yamaha moped. I