Applicable Engines: Suitable for STIHL FS45C FS45L FS55 C FS55 T FC55 KM55R lawn mower carburetor, chainsaw carburetor, irrigation machine carburetor and other equipment. Versatile and easy to replace and maintain. To ensure excellent quality, the highest quality materials and advanced manufacturing processes are used. After quality control and strict testing, our carburetors have stable performance, are reliable and durable, and can meet the needs of various industrial and agricultural applications. Easier Installation and Adjustment: Rebuild it just like your old carburetor did, with only minor adjustments at idle for quick and easy restoration fun. You will be pleasantly surprised to find that the new engine is back and the mower runs like a champ. Packing List What You Get: 1 x carburetor, 1 x air filter, 1 x fuel line, 1 x fuel filter, 1 x spark plug, 2 x gasket, 2 x carburetor primer bulb.