## NGK Iridium Spark Plug IZFR6F-11 (VK20) Provide your engine with optimal performance with the IZFR6F-11 (VK20) iridium spark plug from the renowned brand NGK. This technologically advanced spark plug guarantees reliable sparking, contributing to smoother engine operation, better fuel combustion, and increased power. ### Advantages of the IZFR6F-11 (VK20) Spark Plug: * **Higher Performance:** The iridium center electrode provides a stronger and more concentrated spark, resulting in better combustion of the fuel-air mixture. * **Longer Lifespan:** Iridium, as the center electrode material, is characterized by high resistance to spark erosion, guaranteeing twice the lifespan compared to standard spark plugs. * **Smoother Engine Operation:** Stable sparking contributes to smoother and quieter engine operation, minimizing vibrations and improving riding comfort. * **Better Fuel Combustion:** Optimal combustion of the fuel-air mixture allows for reduced fuel consumption and lower emissions. * **Increased Power:** More efficient combustion translates into a noticeable increase in engine power and dynamics. ### Technical Specifications: * **Brand:** NGK * **NGK Code:** IZFR6F-11 * **Denso Code:** VK20 * **Center Electrode Material:** Iridium * **Thread Diameter:** 14mm * **Thread Length:** 19mm * **Wrench Size:** 16mm By choosing the NGK IZFR6F-11 (VK20) spark plug, you are investing in quality and reliability, ensuring optimal operating conditions for your engine.