Specifications Hign-concerned Chemical:None Item Length:15inch Displacement ml:150cc No. of Cylinders:4 Cylinder Special Features:Accessories Item Diameter:15inch Item Weight:0.5kg Item Height:0.3inch Item Width:15inch External Testing Certification:ISO9000 Model Name:YZ450F WR450F Origin:Mainland China Item Type:engines Material:high quality packing list:as image Motorcycle Engine Crankcase Covers Include Cylinder Gasket For Yamaha YZ450F 2006-2009 WR450F 2007-2009 Packing List: AS IMAGE Buyer: please provide your full name and correct country, state, city and zip packaging is not used The return freight shall be paid by the buyer postage, purchasing. If you have any questions, please Color difference, camera light and other reasons will cause color difference. Motorcycle parts are functional parts, Color difference does not affect function. 3.Color differences can be caused by factors such as color differences and camera lighting. Motorcycle parts are functional parts, and color differences will not affect their normal use.