Originally Posted by gunnerbuck
Yep, looks like the exact part needed to do the swap... When the later model LC 4 -400 went to a juice clutch they used the Hi Flo engine cases... Instead of changing the 400 cylinder because of the different sized dowels KTM did the exact thing I did to make it work... The downside is that those parts will likely get backordered to the factory...
Here in Eastern Europe we can get almost every part from the KTM factory in just 5 days - sometime even less, maybe 3 :)