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Old 01-11-2017, 08:04 PM   #4
Mudflap   Mudflap is offline
 
Join Date: Sep 2014
Posts: 1,875
The engine on my ata250 is stamped 171FMM but I removed the head and measured it as 200cc. The correct stamp would have been 163FML.



Last edited by Mudflap; 01-28-2017 at 08:24 AM.
 
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