Genuine Briggs & Stratton part. Only Briggs & Stratton genuine parts are specially designed to exact OEM standards, manufactured and tested to help deliver optimum performance in Briggs & Stratton engines and equipment. There are no substitutes when it comes to keeping engine powered equipment healthy and to maximize engine life. Always use genuine parts from Briggs & Stratton. Many parts look similar, so it’s crucial to ensure you’re choosing the right replacement for your original equipment or engine model. Not sure? Use our Parts Lookup Tool to view part diagrams and find the correct replacement.

• Fits many 409777 / 40N777 / 40N877 / 40R577 / 40R677 / 40R777 / 40R877 / 40S777 / 40S877 / 40T677 / 40T876 / 40T877 / 40U777 / 40U877 / 44C677 / 44C777 / 44C877 / 44J677 / 44N677 / 44N777 / 44N877 / 44R677 / 44R777 / 44S577 / 44S677
• Also fits many 44S777 / 44S877 / 44S977 / 44T677 / 44T777 / 44T877 / 44T977 / 44U577 / 44U677 / 44U777 / 44U877 / 499777 / 49C877 / 49E777 / 49E877 / 49G575 / 49J677 / 49R977 / 49S777 / 49S877 / 49T777 / 49T877 / 49V677 / 49X977 / 698172 / 698173 / 792046 / 797091 / 797092 / 797093 For more compatibility information please contact us
• Allows gases to escape from the engine crankcase, preventing pressure build-up and ensuring smooth operation
• Helps to remove moisture from the engine, reducing the risk of corrosion and maintaining engine reliability
• Manufactured to exact specifications to ensure a perfect fit and optimal performance within the engine
• Fits a wide range of small engine models, making it versatile and convenient for various applications

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