Sierra 18-7809 Fuel Pump Kit Replaces 55278A4
Sierra 18-7809 Fuel Pump Kit Replaces 55278A4, Sierra 18-7809 Fuel Pump Diaphragm Kit for Mercury EnginesSierra aftermarket engine parts are manufactured to meet OEM requirements. Replacement Fuel Pump Diaphragm Kit for Mercury Marine engines.Fits: 35 hp (Serial No. 6445653-B110788); 50 hp (3 Cylinder) (Serial No. 6428681-B122929); 60 hp (Serial No. 6428681-B122929); 70 hp (Serial No. 0A996142-6428680); Interchangeable with: GLM; 40340; Mercury Marine; 55278A3; 55278A4;