The Tecumseh 640308A Snowblower Carburetor helps deliver the proper fuel and air mixture for smooth, dependable engine operation during snow removal. Designed as a replacement carburetor, it regulates fuel flow to support consistent combustion, reliable starting, and steady engine performance. Replacing a worn or faulty carburetor can help correct issues such as hard starting, rough r... https://www.wholetoolbox.com/tecumseh-640308a-snowblower-carburetor/640308A.html