Seller notes

Athena 58mm Complete 144cc Big Bore Motor Rebuild Kit!This is the best and most reliable rebuild kit on the market!Fits Yamaha YZ125 2 Stroke Dirt Bikes Years 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021Also Fits the YZ125X Years 2020 & 2021 (Check Motor Vin To Confirm Year Before Ordering) This kit includes:58mm 144cc Nikasil Athena Stock Bore CylinderAthena 54mm Coated Piston Kit (Includes, Piston, Pin, Rings & Clips)Athena HeadAthena Head Stud KitAthena...

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