Motorcycle Cylinder Head Base Kits for G450X G 450 X 2007-2010 This cylinder head base kit is designed for use with G450X motorcycle models produced between 2007 and 2010.It includes all necessary components to replace or repair the cylinder head base, proper engine function and compression.The kit is engineered to match specifications for fitment and performance.Installation requires standard mechanical tools and knowledge of engine assembly. Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.