That round area houses your oil pump.  Are you sure it is brazed on?  It
typically is held in with a sealant of some sort, but not brazed.  The
clearance is probably OK.
On Sun, 22 Jan 2006 09:45:31 -0600 Jim Johnson <bmwwxman@gmail.com>
writes:
> 
> Have just about all my parts and will hopefully have the Midget
> back on the road in a couple of weeks. One thing is a little
> bothersome...  on the back plate, there is a round raised area
> with the MOWOG emblem on it. This is the part that looks like
> it has been brazed back on. While the flywheel isn't exactly
> hitting it, the clearance between it and the flywheel is probably
> in the area of a few thousands!! You can barely see light between
> them!  Should it be that close??
 
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