NGK 97218 Spark Plug

Reliable Ignition Performance for Cadillac and Saab Vehicles

The NGK Laser Iridium High Ignitability Spark Plug 97218 is engineered to deliver consistent ignition and improved combustion efficiency. Designed specifically for select Cadillac and Saab models, this spark plug ensures dependable engine performance and smooth operation.

• Dual fine electrode ground tip for enhanced ignitability
• Iridium center electrode tip for durability and precise spark
• Copper core materials in both center and ground electrodes for optimal conductivity
• Standard ground configuration with a single ground electrode
• Non-removable nut electrical terminal type for secure connection
• Pre-gap size of 0.040 inches for accurate spark gap
• Flat seat type with 14mm thread diameter and 26.5mm reach
• Hex size of 5/8 inch for easy installation
• Manufacturer heat range rating of 7 for balanced heat dissipation

About the NGK Laser Iridium High Ignitability Spark Plug Line

The Laser Iridium High Ignitability Spark Plug line from NGK is designed to provide enhanced ignition performance through advanced electrode design. Featuring a dual fine electrode ground tip and an iridium center electrode, these spark plugs offer improved ignitability and longer service life compared to conventional plugs. This product line is suitable for drivers seeking reliable ignition components tailored to specific vehicle requirements.

Technical Details and Compatibility

This NGK spark plug, part number 97218, features a copper core in both the center and ground electrodes, which supports efficient electrical conductivity and heat transfer. The iridium tip on the center electrode improves spark precision and durability, while the dual fine electrode ground tip enhances ignitability. With a pre-gap size of 0.040 inches and a flat seat design, it fits securely in the combustion chamber. The spark plug is compatible with Cadillac SRX and Saab 9-4X and 9-5 models, ensuring proper fitment and performance.

Common Applications and Problem Solving

• Restores consistent ignition in Cadillac SRX and Saab 9-4X and 9-5 engines
• Reduces misfires caused by worn or damaged spark plugs
• Improves fuel efficiency through better combustion
• Helps maintain smooth engine idle and acceleration
• Addresses ignition issues related to electrode wear or corrosion

Installation Notes and Tips

When installing the NGK 97218 spark plug, ensure the engine is cool to prevent damage to the threads. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended specifications to avoid over-tightening. The 5/8 inch hex size allows for standard spark plug socket use. Verify the pre-gap size of 0.040 inches before installation, adjusting if necessary to match vehicle requirements.

Quality Assurance and Warranty

NGK spark plugs are manufactured to strict quality standards to ensure reliable performance and durability. The Laser Iridium High Ignitability Spark Plug 97218 undergoes rigorous testing for heat range, electrode wear, and electrical resistance, rated at 5000 ohms. While specific warranty details are not provided here, NGK products typically come with manufacturer-backed quality assurance.