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    1988 evinrude 4hp mix ratio??

    everyone is telling me 50:1 but i noticed on the motor there a 100:1 ratio sticker is this ok even when the motors older and works pretty hard
  2. B

    1988 evinrude 4hp rich/lean knob???

    does anyone know how to tune these little motors using the knob on the front ive been doing it by sound and keeping it about 2 turns open i was told as long as i got blue smoke ill be ok but i want to be sure
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