A-B1843366-AI VALVE-FLOAT NEEDLEOne New Aftermarket Replacement Float Needle Valve Fits Briggs & Fits Stratton Small Engines This aftermarket replacement float needle valve Fits Briggs & Fits Stratton (B&S) small engines and installs in the carburetor float bowl assembly. The float needle controls fuel flow into the float bowl when it sticks closed, the engine won't receive fuel and won't start; when it sticks open or fails to seal, the carburetor floods. Replacing a worn or damaged