This kit brings together all the sealing and operating parts necessary for the complete overhaul of a Weber 40 IDF carburettor: plate gaskets, fuel bowl gaskets, O-rings, needles and diaphragms. It includes 2 fuel pump covers for early and late versions, thus allowing the majority of configurations encountered to be addressed. Designed for the restoration of classic vehicles equipped with this carburettor, this kit allows all parts subject to ageing or leakage to be replaced in a single intervention. A practical solution to restore the Weber 40 IDF carburettor to its original performance.