Replacing the carburetor on my Husqvarna 125b Leaf Blower was easier that I could ever expect. I have had several opportunities to use the blower now that the kit is in and it is up and running just like new. If you need to replace your 125B carburetor I recommend replacing the fuel lines too. I thought mine were OK but when I got everything apart the fuel lines were hard, brittle and in terrible shape. I am so glad this kit comes with them. I highly recommend this 125B carburetor kit. It comes with everything you need and after I completed the install I pulled the starter cord twice and it started right up. Now that I have run the system a few times, when I start it from cold it starts on the first pull. I can't say enough about this kit . . . my Husqvarna 125b leaf blower runs like ... Read moreReplacing the carburetor on my Husqvarna 125b Leaf Blower was easier that I could ever expect. I have had several opportunities to use the blower now that the kit is in and it is up and running just like new. If you need to replace your 125B carburetor I recommend replacing the fuel lines too. I thought mine were OK but when I got everything apart the fuel lines were hard, brittle and in terrible shape. I am so glad this kit comes with them. I highly recommend this 125B carburetor kit. It comes with everything you need and after I completed the install I pulled the starter cord twice and it started right up. Now that I have run the system a few times, when I start it from cold it starts on the first pull. I can't say enough about this kit . . . my Husqvarna 125b leaf blower runs like new.Read Less