Home › Forum › Ask A Member › 4 gal Evinrude tank, pressure or suction? › Re: 4 gal Evinrude tank, pressure or suction?
March 23, 2017 at 12:49 am
#54731
the front of the pistons handle fuel and combustion….
the back side of the pistons will push the ambiant air into two small check valves behind the plate siting behind the carb and the air then exits out the side nipple behind the carb……. down the air line and in the tank to pressurize it
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