A-B1799586-AI GASKET-CYLINDER HEADOne New Aftermarket Replacement Cylinder Head Gasket Fits Briggs & Fits Stratton Small Engines This aftermarket replacement cylinder head gasket seals the connection between the engine block and the cylinder head on Fits Briggs & Fits Stratton (B&S) overhead valve small engines. A properly seated cylinder head gasket maintains compression, prevents combustion gas blow by, and stops oil from leaking past the cylinder head keeping your engine running at