1970 Evinrude Ski-Twin 33 HP Service Repair Manual P/N 4687, Page 22Get this manual

1970 Evinrude Ski-Twin 33 HP Service Repair Manual P/N 4687, Page 22

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inadequate fuel delivery, and if so, would eliminate unnecessary replacing of the fuel pumpIf this procedure does not correct the trouble, fuel pump is probably malfunctioning and should be replaced {