Prime Line 7-02351 Fuel Shut-Off Valve Replacement for Model Briggs and Stratton 399517 Gravely 18563 Snapper 3-4212 Tecumseh 27803 Toro 304-71 Fuel Shut-Off Valve With Screen to Fit 1/8" Pipe Thread and 1/4" Fuel Line Fits Briggs & Stratton 399517