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Old 12-03-2012, 06:05 AM   #3
RaystheBMW OP
1986 R65
 
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Joined: Jun 2012
Location: Maryland USA
Oddometer: 165
I'm thinking that too, because the visible edge looks more like a wiper. But if I turn it over, that would put the sphincter spring facing outward, which goes against everything I know so far about seals.
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