Feature●Fits: Polaris ATP 500 (2004-2005), Big-Boss 500 (1998), Magnum 425 (1995-1999), Magnum 500 (1999-2003), MVRS 700 (1997), Ranger (1999-2014), Ranger 400 (2010-2014), Ranger 425 (2001-2004), Ranger 500 (1999-2013), Ranger Crew 500 (2011-2013), Ranger Crew 500 Midsize (2013), Scrambler 500 (1997-2012), Sportsman 400 (2001-2014), Sportsman 450 (2006-2007), Sportsman 570 (2008), Sportsman X2 500 (2006-2009), Worker 500 (1999-2001), Xpedition 425 (2000-2002), Xplorer 500 (1997)●OEM Replacement●This product includes: Intake Rocker Arms (2), Exhaust Rocker Arm (1), Camshaft (1), Head Cover Gasket (1)●THIS ITEM HAS TO BE INSTALLED BY PROFESSIONAL MECHANICS SPECIALIZED IN ATV AND UTVsDescription