1976 Evinrude 200 HP Outboards Service Manual, PN 5199, Page 23Get this manual
DESCRIPTION FUEL FLOW The fuel system consists of fuel tank, two fuel pumps and three carburetorsThe fuel tank is nonpressurized, suction operatedTwo diaphragm-displacement type fuel pumps on the motor draw fuel from the tank and feed it to the carburetors through fuel filters1234Induced low pressure Venturi Throat Atmospheric air pressure
CARBURETORS Each carburetor is two barrel, side-draft, float feed typeHigh and low speed jets are fixedThrottle linkage is synchronized with the distributor through an adjustable linkage
THEORY OF OPERATION