Briggs and Stratton 691859 governor idle springFits many 098902 or 098982 or 09B902 or 09C902 or 09C982 or 09D902 or 09D982 or 09G902 or 09H902 or 09J902 or 09K502 or 09L502 or 09L702 or 09L902 or 09S502 or 09T502 or 09T702 or 10A902 or 10A912 or 10A982 or 10B902 or 10D902 or 10D912 or 10D982 or 10H902Also fits many 10J902 or 10J912 or 10L502 or 10L702 or 10T502Regulates Engine Speed: The governed idle spring is essential for regulating engine speed during idle conditions, ensuring smooth and consistent performanceMaintains Optimal RPM: It helps maintain a consistent RPM by adjusting the throttle position based on load demands, contributing to efficient engine operationPrevents Stalling: By providing the necessary tension, the spring helps prevent engine stalling during idle, ensuring reliable performanceDurability: Made from high-quality materials, the governed idle spring is designed to withstand wear and tear, enhancing the longevity of your engine