This OEM Carburetor Repair Kit is designed specifically for the K10-HD carburetor models used in Stihl chainsaws 027, 029, 039, MS270, MS290, and MS390. It includes all necessary components to restore optimal carburetor performance, ensuring reliable engine operation and improved fuel efficiency. Ideal for professional maintenance and repair, this kit helps extend the life of your equipment by addressing common carburetor wear and tear with precision-engineered parts.