Features: 1.Part Number: OEM numbers for reference are 393397, 253400?255400, 400400?422700 and 460700. Please carefully check your OE number before ordering. 2.Applicable Model: Fuel pump rebuild kit is professionally manufactured, suitable for Twin Carburetor 16 18 HP Engine, safe and reliable. 3.Replacement Part: This fuel pump kit can directly replace the old engine gasket, maintain the engine operating condition, restore the engine performance. 4.Durable Material: Fuel pump repair kit is made of premium durable material, high performance, long service life, do not need to change frequently. 5.Easy Operation: Fuel pump rebuild kit includes 7pcs repair parts, simple install, no complicated operations, convenient and easy for you to use. Specification: Item Type: Fuel Pump Repair Kit_x000D_ Material: Paper_x000D_ OEM: 393397, 253400-255400, 400400-422700 and 460700_x000D_ Applicable Scene: Directly replace the old engine gasket, maintain the engine normal performance_x000D_ Applicable Model: For Twin Carburetor 16 18 HP Engine PackageList: 3 x Gasket 3 x Spring 1 x Installation Washer Note: 1. Please double check the part number of your item, matching information is for reference only._x000D_ 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!