Description
NGK SILZKBR8D8S (97506) Laser Iridium Spark Plug
Upgrade your ignition system with the NGK SILZKBR8D8S (97506) spark plug — engineered for enhanced durability and stable high‑performance operation. Its laser‑welded iridium centre electrode and platinum disc on the ground electrode deliver long service life, improved ignitability, and consistent spark under demanding conditions.
Key Features:
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NGK Part Number: 97506 / SILZKBR8D8S
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Heat range: 8, integrated 5 kΩ resistor for interference suppression
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Thread: M12 × 1.25, reach: ~27.5 mm, gasket seat design
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Bi‑hex 14 mm spanner size for installation
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Ideal for performance‑tuned or turbocharged engines, providing reliable ignition under high load


