Brand New Genuine Honda Carburetor... Carburetor Genuine Honda Part # 16100-ZH9-W21 Fits Specific Honda GX270, GX270R & GX270U Model Series Engines Does NOT Include Gaskets NOT Aftermarket, Genuine OEM Honda Part. Genuine Honda 16100-ZH9-W21 Carburetor GX270 GX270R GX270U BE75B B/C OEM. This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.