255368-00 Water pump rebuild service for Hercules water pumps 287374 and 287370. G and D 2300 4 cylinder series engine and G3400, D3400 6 cylinder Hercules engines. Libby 40-2500758 Spark plug wire set

40-2500758 Spark plug wire set

This works for almost all other brands that are using a 1/2 inch supply system

It would be item number 8 in the Hercules drawing

holds the programming software

255368-00 Water pump rebuild service for Hercules water pumps 287374 and 287370. G and D 2300 4 cylinder series engine and G3400, D3400 6 cylinder Hercules engines. Libby 40-2500758 Spark plug wire set255368 Water pump rebuild service, for the 4 and 6 cylinder water pumps, used on the 2300, 3400, D198 and D298 series series Hercules engines. This service includes; new bearings, new water pump seal, snap ring, pump attaching gasket, gasket cover. Your existing water pump impeller will be reused and may need to be modified. Do to the complexity of rebuilding these pumps, Online Power Products no longer offers the parts for a diy option. Rebuilding