YZ 250 : 2016-2003-2006-2010-2013-2005-2007-2011-2004-2008-2015-2009-2012-2014-2017-2018-2019-2021-2020
Specs:Compression Ratio: 16.0:1 Piston Diameter: 71.96 mm Piston Size: Standard Size B Compression Ratio: 16:1 Engine Type: 2-Stroke Piston Size: Standard Size B Product Name: Piston Units: Each Piston Diameter: 71,96 mm Riding Style: Off-Road Style: Big Bore