High-Performance Spark Plug 9807B-56A7W – Precision Engineered for Maximum Efficiency
Premium nickel-plated electrode ensures superior conductivity and corrosion resistance for extended durability. Multi-ground electrode design enhances spark consistency, optimizing combustion efficiency in high-performance engines. Precision ceramic insulator withstands extreme temperatures (up to 1,500°F) to prevent misfires and voltage leakage. Laser-welded construction guarantees airtight sealing and long-term reliability under heavy loads. Direct-fit replacement for IZFR6K13, 12290RB1003/1004, and 9807-series models. Ideal for automotive, marine, and small-engine applications—perfect for mechanics, fleet operators, and DIY enthusiasts. Exclusive bulk pricing available for wholesale buyers. Globally sourced, rigorously tested, shipped worldwide.