Quicksilver 91691 Carburetor Float For Mercury & Mariner OutboardsGenuine OEM High-quality replacement carburetor float for select 2-stroke Mercury and Mariner outboards. Designed to maintain proper fuel level within the carburetor for consistent engine performance.Features For select Mercury/Mariner 6/8/9.9/15hp (19862016) and 18/20/25hp (19842006) 2-stroke outboards; Helps regulate fuel level inside the carburetor; Built to Mercury Marine OEM specifications; Reliable performance for small horsepower outboards; Refer to owner's or service manual for exact fit;