Hey boat owners! If your Yamaha 9.9HP outboard motor is running rough or won't start properly, this carburetor assembly might be exactly what you need. This aftermarket carburetor replaces original part numbers 6AU-14301-40, 6AU-14301-41, and several others. It's designed specifically for Yamaha 9.9HP electric start models including F9.9F, T9.9G, and various other configurations from 2006 and later. Perfect for when your current carburetor is clogged, damaged, or just not performing like it used to. If you're dealing with hard starting, poor idling, or lack of power, a carb replacement can often solve these issues. Before ordering, make sure to check your engine's serial number to confirm compatibility - there's nothing worse than getting the wrong part! This comes from SouthMarine, a marine parts manufacturer that knows their stuff. Installation is straightforward if you're mechanically inclined, but if you're not comfortable working on engines, you might want to have a marine mechanic handle it. Much more affordable than buying from the dealer directly, and it'll get your Yamaha outboard running smoothly again. Whether you use your boat for fishing, recreation, or work, having a properly functioning carburetor makes all the difference in performance and reliability.