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  1. R

    fouling plugs on proper mix ratio

    I don't know why this is happening maybe you guys could help me out. 1978 rude 140 model #140840c. Running at 50:1 ratio. After about 3 hours of running engine through full range of rpm's I end up fouiling out all 4 plugs. I have change the fuel filter, the fuel/water seperator, multiple times...
  2. R

    oil gas mix

    hey guys<br />I have a 1974 140hp Rude. I don't know what the mix ratio is for it. I have been using a 50:1 ratio for about 36 gallons now. Results listed below.<br /> I have noticed that the air intake and whole engine for that matter has a slight oil film on it, and I have fouled 3 sets of...
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