NEW OLD STOCK OEM TILLOTSON Upgrade your chainsaw's performance with the NOS TILLOTSON Carburetor, designed to fit Pioneer models P40, P41, and P61. This high-quality carburetor is an excellent replacement for parts numbers HS147, HS147D, 474768, and HS-147 HS-147D, ensuring a precise fit and optimal function for your 2-stroke engine. Crafted for durability and efficiency, the Tillotson carburetor ensures your chainsaw runs smoothly with a gasoline power source.