- Compatibility: Direct replacement ignition coil for Troy-Bilt TB51BP, Craftsman BP510, and MTD 41AR51BP793 models. Part number 753-11140 ensures a perfect fit. - Construction and durability: Built with high-quality materials for long-lasting performance and reliable ignition for your tiller or trimmer. - Easy installation: Quick and hassle-free replacement, no special tools required. Get your equipment running in minutes. - Performance and reliability: Improves engine efficiency and provides a consistent spark for smooth operation of your garden tools. - Package includes and warranty: Includes 1 ignition coil. Backed by a satisfaction guarantee for worry-free purchase. - Quality and fit: 100% brand new; sturdy, reliable construction; perfect match with your machine; easy to use and install. - Use scenarios: 1) Replacing a worn ignition coil on a Troy-Bilt TB51BP tiller to restore reliable starting. 2) Installing on a Craftsman BP510 lawn trimmer to prevent misfires and maintain steady power. 3) Servicing MTD 41AR51BP793 compatible equipment during routine maintenance to improve engine efficiency.