A-B1694953-AI GASKET-CRANKCASEOne New Aftermarket Replacement Crankcase Gasket Fits Briggs and Stratton Small Gasoline Engines This crankcase gasket creates an airtight seal between the crankcase and the cylinder assembly on Fits Briggs and Stratton (B&S) small gasoline engines. It is a key sealing component during engine rebuilds or any service work that requires disassembly of the lower engine replace it whenever the crankcase cover is removed to prevent oil leaks and loss of