Material: These OEM replacement camshaft cam rocker arm kit are made of cast steel material, which do not easy to deform, shock resistant,slip-proof,anti-friction Fitment: These rocker arm and cam shaft camshaft kit compatible with 2004-2006 YFM350 Raptor 350,1990-2004 YFM350X Warrior 350,1996-1999 YFM350U Big Bear 350 2x4, 1990-1999 YFM350FW Big Bear 350 4x4,2000-2004 YFM400 Big Bear 400 2x4,2000-2006 YFM400 Big Bear 400 4x4,2004-2006 YFM350 Bruin Auto 2x4,2004-2006 YFM350FA Bruin Auto 4x4 1993-1999 YFM400F Kodiak 400 4x4,1995-2006 YFM350F Wolverine 350 4x4 Manufacturer Part: 3GD-12151-00-00,3Y1-12156-00-00,93210-09350-00,31G-12159-02-00,31G-12158-00-00,1UY-12170-00-00 What You Will Get: 1pcs Camshaft,2pcs Rocker Arm,2pcs Rocker Arm Shaft Service: Please make sure your model matches the description.It you have any question, pls email us anytime Package Including: 1X Camshaft,2X Rocker Arm,2X Rocker Arm Shaft Replacement part number:3GD-12151-00-00,3Y1-12156-00-00,93210-09350-00,31G-12159-02-00,31G-12158-00-00 1UY-12170-00-00 Fitment: 2004-2006 YFM350 Raptor 350 1990-2004 YFM350X Warrior 350 1996-1999 YFM350U Big Bear 350 2x4 1990-1999 YFM350FW Big Bear 350 4x4 2000-2004 YFM400 Big Bear 400 2x4 2000-2006 YFM400 Big Bear 400 4x4 2004-2006 YFM350 Bruin Auto 2x4 2004-2006 YFM350FA Bruin Auto 4x4 1993-1999 YFM400F Kodiak 400 4x4 1995-2006 YFM350F Wolverine 350 4x4