FACTORY PART
5556366A HEAD / VALVE GASKET SET FOR THE WORLD FORMULA, ANIMAL AND SUPERSTOCK ENGINES
THIS GASKET SET HAS THE LEGAL HEAD GASKET FOR THE ANIMAL, WORLD FORMULA AND SUPER STOCK ENGINES
THE HEAD GASKET DOES HAVE THE METAL FIRE RING AROUND THE COMBUSTION CHAMBER.
*for reference, please refer to Racing Performance Catalog & Reference Guide on the Briggs & Stratton website