A-B1698210-AI GASKET-CYLINDER HEADOne New Aftermarket Replacement Cylinder Head Gasket Fits Briggs and Stratton Engines This aftermarket cylinder head gasket seats between the engine block and cylinder head on Fits Briggs & Fits Stratton small gasoline engines, creating a critical seal that prevents combustion gases, coolant, and oil from mixing. A failed head gasket can cause loss of compression, oil leaks, overheating, and excessive exhaust smoke replacing it restores proper engine