1975 Evinrude 40 HP Outboards Service Repair Manual, PN 5093, Page 18Get this manual
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SECTION FUEL SYSTEM
Reassembly of Carburetor to Motor 3-8 Carburetor Adjustments 3-9 Fuel Pump and Filter 3-9 3-10 3-10 3-10 Removal of Fuel Pump and Filter Cleaning, Inspection, and Repair Fuel