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Old 04-30-2013, 01:35 PM
crassius crassius is offline
Motorized Bicycle Elite Member
Join Date: Sep 2012
Location: USA
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Default Re: Motorized Bicycle Take a Tip...Leave a Tip

the crankcase is sealed all around its edges by those bolts you mentioned - at the two holes where the ends of the crank stick out of the case, there are two rubber seals to prevent leaking there
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