NGK CR9EIX Iridium IX Spark Plug - 3521

Experience the pinnacle of spark plug technology with the NGK CR9EIX Iridium IX Spark Plug. Designed for ultimate performance and longevity, this spark plug delivers enhanced ignition and improved engine efficiency.

Description

The NGK CR9EIX Iridium IX Spark Plug represents a significant leap in spark plug technology. Featuring an iridium electrode that is substantially smaller than platinum or conventional nickel electrodes, this design minimizes voltage requirements and maximizes ignition system life. The ultra-small diameter center electrode ensures efficient and consistent sparking, leading to improved engine performance and fuel economy. The new metal shell plating offers superior anti-corrosion properties, ensuring durability and reliability even in harsh operating conditions. Upgrade to NGK Iridium IX spark plugs for a smoother, more responsive, and more reliable engine.

Features & highlights

• Experience superior ignition and enhanced engine performance.
• Iridium electrode provides exceptional durability and spark efficiency.
• Ultra-small diameter center electrode reduces voltage requirements.
• Metal shell plating enhances anti-corrosion qualities for extended life.
• Improved fuel economy and reduced emissions.

Technical specifications

• Brand: NGK Spark Plugs
• Vendor Part Number: 3521
• Center Electrode Projection: Non-Projected
• Center Electrode Type: Necked Down
• Electrical Resistance: 5k Ohms
• Electrode Tip Material: Iridium
• Ground Electrode Configuration: Single
• Ground Electrode Shape: Grooved
• Heat Range: 9
• Hex Size: 16 mm (5/8")
• Spark Gap: 0.8 mm
• Terminal Configuration: Threaded Stud
• Thread Reach: 19.1 mm (3/4")
• Thread Size: 10 mm
• Type: Resistor

Important to know

Ensure correct spark plug gap and torque settings during installation. Refer to your vehicle's service manual for specific recommendations.