For Detroit Diesel Series 60 Engines Fuel Pump Metal 680350E 23532981 R23537686 Posted on November 8, 2023 by admin Interchange Part Number: 23505245, 23517845, 23532981, 23537686, R23537686. Special Customization: The fuel pump is suitable for Detroit diesel series 60 engines 680350E 23532981, which is specially equipped for the car and more professional.