Fit models:Carburetor for Yamaha 660 YFM660 YXR660FA YXR660FSE YXR660FH YXR660 Hunter UTV ATV 2004 2005 2006 2007Replaces OEM Numbers:Fit for Yamaha 5KM-14901-00-00 5KM-14901-10-00 2C6-14901-00-00 4WV-14901-00-00 4WV-14901-10-00Size:Intake Side inner Diameter:1-5/8″ (42mm) Intake Side Outer Diameter:1-7/8″ (48mm) Air Filter Mount inner Diameter:2-5/16″ (59mm) Air Filter Mount Outer Diameter:2-7/16″ (62mm)Package includes: 1x Carburetor 1x Intake Manifold 2x Fuel Filter 1x Throttle Base Cover 1x Throttle Base Rubber Gasket 1x Throttle Cable Clip 3x Base Cover Screws 3x Main Jets(as pictured)100% brand new and high-quality carburetor.It’s an ideal replacement on upgrade for increased power and performance.You can use our products to upgrade your engine to get the horsepower you want on your favorite trails.Please check the information carefully before purchase.If you have any questions, please feel free to contact us by email!We will solve it for you in the first time!Product Descr