Quality Universal Spark Plug – Reliable Performance Across Multiple Models Wide Compatibility: Designed to BPMR7A, BPM7A, BM6A, L7T, CJ8, RCJ6Y, RCJ7Y, CJ7Y, RCJ8, WSR5F, and WS8E series spark plugs. Fits Multiple Equipment Types: Suitable for use in MS170, MS180, 017, 018, TS400, TS410, TS420, TS460, and more. Also compatible with Husqvarna 61, 266, 268, 272, and 272XP chainsaws, as well as 47cc, 49cc, and 50cc 2stroke engines. Universal Application: Compatible with part numbers 577484001, 000 400 7011, and fits models such as 350 and 351 chainsaws. Works with most 33cc to 52cc 2stroke engines across a variety of machines. Durable Construction: Made with a quality alumina silicate ceramic insulator for heat resistance and corrosion protection. Plated exterior enhances durability, while the pure copper core improves heat transfer and dissipation. Reliable Performance: Engineered for easy and consistent starting, helping to prevent overheating and ensuring stable operation over extended periods. Practical Applications: 1. Chainsaws – delivers the dependable ignition needed for professional cutting tasks and heavyduty woodwork. 2. Lawn Equipment – ideal for lawnmowers, trimmers, and blowers that require consistent spark performance for smooth starts and efficient operation. 3. Recreational and Utility Vehicles – suitable for gas scooters, pocket bikes, and small ATVs, providing reliable ignition for both leisure and work use. This spark plug is a robust and universal replacement option for a wide range of equipment, ensuring longer life, better performance, and dependable ignition in demanding conditions.