9470300207 Spark plug NGK 4129 M14 x 1,25 20,8 mm

Ngk Spark Plugs B4es Spark Plug. NGK B4ES Spark Plug: The Standard for Reliable Ignition and Peak Engine PerformanceElevate your engine´s performance and reliability with the NGK B4ES Spark Plug, the definitive choice for enthusiasts and daily drivers who demand consistency and quality. As a cornerstone of the Ignition category, this spark plug is engineered by the world´s leading manufacturer to deliver unparalleled performance. The NGK B4ES is not just a replacement part, it´s an upgrade to your vehicle´s heart, ensuring every ignition cycle is optimized for power, efficiency, and smoothness. Trusted by vehicle manufacturers across the globe as an Original Equipment (OEM) component, the B4ES embodies the pinnacle of standard spark plug technology, offering a perfect balance of performance, longevity, and value.Experience the tangible benefits of a superior ignition system. The NGK B4ES is meticulously designed to provide exceptionally reliable starts, regardless of the conditions. Its ability to deliver a consistent, powerful spark ensures a more complete combustion of the air-fuel mixture. This translates directly into improved throttle response, a smoother and more stable idle, and a noticeable restoration of engine power. Furthermore, efficient combustion leads to better fuel economy and a significant reduction in harmful exhaust emissions, making the B4ES an intelligent choice for both your wallet and the environment. Its outstanding anti-fouling characteristics mean it maintains peak performance for longer, resisting the carbon buildup that can plague lesser-quality plugs.The exceptional performance of the NGK B4ES stems from its advanced features, born from decades of engineering excellence. The plug is built with a state-of-the-art insulator that offers superior strength and improved heat transfer, preventing overheating under high loads and fouling during extended idling. Corrugated ribs on the insulator are a signature NGK design element, providing an added layer of protection against spark flashover, which can cause misfires. At the heart of the plug, a precision-engineered center electrode is designed for maximum spark energy and durability. The entire assembly is secured by NGK's exclusive triple-gasket sealing process, which virtually eliminates the possibility of combustion gas leakage, ensuring your engine maintains optimal compression and power output. The robust metal shell is treated with a corrosion-resistant finish that not only protects against the elements but also prevents seizure in the cylinder head, making future maintenance and replacement a hassle-free process.Ideal for a vast array of automotive, motorcycle, marine, and power equipment applications, the NGK B4ES spark plug is the benchmark for standard plugs. When you choose NGK, you are choosing the same quality and performance trusted by professional race teams and mechanics worldwide. Ensure your engine runs as its designers intended. Upgrade to the NGK B4ES Spark Plug for dependable ignition, sustained performance, and the peace of mind that comes from using a world-class product. tradeinn Motardinn

The NGK B4ES is part of the NGK Standard range.A conventional NGK nickel-alloy spark plug with a copper-cored centre electrode. The copper core carries heat away from the firing tip quickly, which lets the plug run cooler under load while still burning off deposits at low speed, so it resists both overheating and fouling better than a plain nickel plug. NGK's standard range is the direct replacement where a conventional plug is specified and remains the sensible choice for classic engines, motorcycles, garden machinery and everyday servicing. Easy to inspect and re-gap, with a triple-seal construction against gas leakage and a corrugated insulator to prevent flashover. Cross reference (approximate equivalents): Bosch W9C, W10C, W9CC, W10CC; Denso W14E, 6009; Champion N21, N7; Beru 1410C, 95143; Autolite 398; Motorcraft AG9, AG9U; AC 47XL; Lodge BLN; KLG FE30. Equivalents from NGK’s 2024 cross-reference chart – check thread size, reach and seat type before fitting.