High-Quality Replacement for Popular Models – Our spark plugs are designed as direct replacements for a wide range of popular models, including NGK BPMR7A, BPM7A, BM6A, L7T, Champion CJ8, RCJ6Y, RCJ7Y, CJ7Y, RCJ8, Bosch WSR5F, and WS8E series. They are also compatible with Stihl MS170, MS180, 017, 018, TS400, TS410, TS420, TS460, and Husqvarna 61, 266, 268, 272, 272XP chainsaws. Additionally, they fit 47CC, 49CC, 50CC 2-stroke engines, ensuring a reliable fit for your equipment. Durable and Reliable Construction – The outer insulator of our spark plug is made from high-grade alumina silicate ceramic, which is treated with corrosion-resistant plating to ensure a longer life. This material choice ensures that the spark plug can withstand harsh conditions and maintain its performance over time. Enhanced Stability and Performance – Featuring a pure copper core, our spark plugs offer superior heat transfer and dissipation. This design ensures a more reliable start and reduces the risk of overheating, providing you with consistent and stable performance, even under heavy use. Engineered for Precision and Reliability – Our spark plugs are meticulously designed, engineered, and tested to meet rigorous standards. They are built to provide optimal performance and reliability, ensuring that your equipment starts easily and runs smoothly every time. Quality Guarantee and Satisfaction – We stand behind the quality of our spark plugs. If for any reason you are not satisfied with your purchase, we offer a 100% refund. Your satisfaction is our top priority, and we are committed to providing you with the best possible product and service.