Norton Engine Sump Plug Wrench Tool 500 600 650 750 850 P11 Norton Carburetor if you flip it around

if you flip it around the other side will remove the axle nut (41mm)

Fit and finish as close as we could make it

First oversize

and has circuits for main and reserve

including plastic base used for the left handlebar (7/8") switch used on later Ducati singles and early twins

Norton Engine Sump Plug Wrench Tool 500 600 650 750 850 P11 Norton Carburetor if you flip it aroundNew production, suitable for all vintage Norton twins. The ONLY tool available to remove the thin head Norton engine sump plug without drama or damage. A crescent wrench will likely round one set of flats, a conventional socket will round ALL the corners. The tool below is the answer. Fits older versions of the plugs very well, fits current new Andover production snugly but maybe even better.