Briggs & Stratton 842658 Engine Gasket Set Replaces 808617/842663 Briggs & Stratton 842658 Genuine Briggs & Stratton Engine Gasket Set Engine Gasket Set For Most Models 380400, 380700, 371400 Vertical/Horizontal Briggs & Stratton Engines Replaces Old Briggs # 808617, 842663, 809075