Claims: No any proprietary rights, affiliate and sponsorship with the third party marks.Note: Any Free Shipping Promotion is Valid to the 48 contiguous states. for Alaska, Hawaii, Puerto Rico, Guam,Virgin Islands and Samoa, extra shipping fee will be charged.auto_set_notice Application: for Polaris SPORTSMAN 500 2×4 4×4 6×6 1996~2012 for Polaris SPORTSMAN 450 4×4 2006~2007 for Polaris SPORTSMAN 400 4 x4 2001~2011 for Ranger 400 4×4 2010~2013 for Ranger 500 2×4 4×4 6×6 1999~2012 for Big Boss 500 6×6 1998~1999 for Scrambler 500 2×4 4×4 1997~2003 for ATP 500 4×4 2004~2005 for Worker 500 1999~2001 for Magnum 500 1999~2003 for Xpedition 425 4×4 2000~2002 for Xplorer 500 4×4 1997 Reference OEM Number: Camshaft : 3086212 Intake Roker Arm: 3084910 Package Includes: 2x Intake Rocker Arm Condition:100% brand new, Never been tried or installed Warranty:2 Years Direct bolt on if you can confirm your OEM number is exactly same as ours. Professional installation is highly recommended No instructions included