Weber Reparaturkit 10005.447 Throttle Spindle Shaft Early WEBER 40 DCOE Complete Set Repair Weber Drosselklappenwelle 40 DCOE In other words the diameter of the shaft is machined slightly larger than the diameter or bore of the bearing. To assemble you can use a hydraulic or mechanical press to push the bearing on Country/Region of Manufacture: Italy, Interchange Part Number: 10005., 446, Type: Throttle shaft, Manufacturer Part Number: 10005., 447, Brand: Weber Neu