Fits Brigg and Stratton 18hp Intek Engine Part # 594593, 794572, 697141, 697190, 698445, 791888, 793224, 792358, 791858 This carburetor is used on models 31A507, 31A607, 31A707, 31A777, 31B707, 31B775, 31C707, 31C777, 31D707, 31D777, 31E577, 31E607, 31E677, 31E707, 31E777, 31F707, 31F777, 31F777, 31F777 , 31M777, 31M877, 31N707, 31P707, 31P777, 31P877, 31Q777. High quality carburetor refill, helpful to avoid oil waste to some extent. Widely apply to lawn mowers, generators, pressure washers, suitable for merchants to purchase in bulk. Package includes: 1 x carburetor, 1 x gasket, 2 x ring, 1 x fuel line, 1 x accessory. No need to adjust fuel flow: The flow of this carburetor has been adjusted before leaving the factory, you don't need to adjust it again. Helps you to operate the engine and in the best fuel flow and keep it at peak performance. Note: To ensure you purchase a carburetor that is suitable for your engine, please check the model carefully before ordering.