A-B1270073-AI GASKET-FUEL TANKOne New Aftermarket Replacement Fuel Tank Gasket Fits Briggs and Stratton (B&S) Small Engines This fuel tank mounting gasket creates a secure seal between the fuel tank and the engine on select Fits Briggs and Stratton small gasoline engines. It prevents fuel leaks and ensures proper fuel flow to maintain engine performance. Compatible with select 4 and 5 HP vertical shaft L Head engines in the 100900 and 130900 series, as well as select 10 and 13