【Compatible Models】YAMAHA ATV YFZ450 2004-2009,YAMAHA ATV YFZ450 SPECIAL EDITION 2005-2008,YAMAHA ATV YFZ450 SPECIAL EDITION II 2007-2008, YAMAHA ATV YFZ450V BILL BALANCE EDITION 2006-2007 【Replaces Part Number】Cylinder Head 1 Top End Gasket : 5TA-11181-00-00 , Cylinder Top End Gasket : 5TA-11351-00-00 , Cylinder Head Cover 1 Top End Gasket : 5TA-11193-00-00 , Intake Center Valve : 5TA-12111-00-00 , Intake Valves : 5TA-12112-00-00 , Exhaust Valves : 5TA-12121-00-00 , Valve Lifters : 3FV-12153-10-00 3FV-12153-19-00 , Valve Spring : 5TA-12113-00-00,5TA-12114-00-00 , Valve Stem Seal : 33M-12119-00-00,4SV-12119-00-00 , Valve Spring Retainer Lock : 1AA-12118-00-00,1WG-12118-00-00 【Package Included】1 x Cylinder Head 1 Top End Gasket , 1 x Cylinder Top End Gasket , 1 x Cylinder Head Cover 1 Top End Gasket , 2 x Exhaust Valves , 2 x Intake Valves , 1 x Intake Center Valve , 5 x Valve Lifters , 5 x Valve Springs , 5 x Valve Stem Seal , 10 x Valve Spring Retainer Lock 【High Quality】This is Brand New and High Quality Product, Meet the Professtional Specification for Stable Performance and Durable JIK Cylinder Head Valve Top End Gasket Kit For Yamaha YFZ450 YFZ450V Bill Ballance Special Edition Exhaust Intake Valves