- OVER 5,000 COMPATIBLE OPTIONS: Our carburetors fit a wide range of equipment, including old and new models of lawn mowers, trimmers, motorcycles, ATVs, cars, and agricultural machinery. Discover everything you need in one convenient location in our STORE. - PERFECT FIT: This carburetor is designed to be compatible with various models and parts, including MPN: 4140 120 0619, C1QS66, C1QS71, C1QS97 A, C1QS143, C1QS153, C1QS186, C1QS186A, and C1QS186B. It fits the following trimmers and cutters: FS38, FS45, FS46, FS55, FS55R, FS55RC, KM55, HL45, KM55R, FS45C, FS45L, FS55C, FS55T, FC55, and others, ensuring a reliable replacement for your equipment. - COMPLETE PACKAGE: Each purchase includes everything you need for installation: 1 carburetor, 1 spark plug, 2 primer bulbs, 1 air filter, 1 fuel filter, 1 fuel line, and 2 gaskets. This comprehensive kit simplifies your maintenance tasks. - LONG-LASTING PERFORMANCE: Our high-quality carburetors and gasket kits enhance engine longevity and ensure optimal performance for your power equipment. Enjoy fewer repairs and maximize productivity with minimal downtime. - USE SCENARIOS: 1. Replace the carburetor in your lawn mower for a smoother cutting experience and improved fuel efficiency. 2. Restore performance in your trimmer, reducing engine issues and enhancing trimming capabilities. 3. Upgrade the carburetor in your motorcycle or ATV to achieve better acceleration and smoother rides. Ensure your outdoor equipment operates efficiently and effectively with our reliable carburetors. Trust in quality and compatibility.