NGK 4998 Spark Plug

Reliable Ignition with NGK Laser Platinum Spark Plug 4998

The NGK Laser Platinum Spark Plug 4998 is engineered to deliver consistent ignition performance for a range of vehicles including Chrysler, Dodge, Jeep, and Volkswagen models. Designed with durable materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

• Center electrode tip made of platinum for enhanced durability
• Copper core center electrode for improved conductivity
• Standard ground electrode with nickel core material
• Non-removable nut electrical terminal type for secure connection
• Pre-gap size of 0.052 inches optimized for ignition efficiency
• Tapered seat type and 14mm thread diameter for proper fitment
• Heat range rating of 5 suitable for various engine conditions
• Hex size of 5/8 inch for installation with common tools
• Insulator height of 55.00 mm and reach of 25.00 mm for precise fit

About the NGK Laser Platinum Spark Plug Line

The Laser Platinum Spark Plug line from NGK combines platinum-tipped electrodes with copper cores to balance durability and electrical performance. This design helps maintain stable spark delivery over extended service intervals, making it suitable for vehicles requiring reliable secondary ignition components. The 4998 part number is part of this line, offering a standard ground electrode design optimized for consistent engine operation.

Technical Details and Compatibility

The NGK Laser Platinum Spark Plug 4998 features a single ground electrode with a nickel core, providing a stable spark path. The platinum tip on the center electrode enhances wear resistance, while the copper core improves heat dissipation and electrical conductivity. The spark plug’s tapered seat and 14mm thread diameter ensure compatibility with specific Chrysler, Dodge, Jeep, and Volkswagen models such as the Chrysler 300, Dodge Charger, Jeep Grand Cherokee, and Volkswagen Routan.

Common Applications and Problem Solving

• Restores proper ignition in vehicles experiencing misfires
• Improves fuel efficiency by ensuring complete combustion
• Reduces engine hesitation and rough idling
• Helps maintain stable engine performance under varied conditions
• Prevents premature electrode wear in high-heat environments

Installation Notes and Tips

When installing the NGK Laser Platinum Spark Plug 4998, ensure the spark plug gap is set to the specified pre-gap size of 0.052 inches if adjustment is necessary. Use a 5/8 inch socket for proper torque application and avoid over-tightening to prevent damage to the tapered seat. Confirm compatibility with your vehicle’s make and model before installation to ensure proper fit and function.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring reliable ignition performance. The Laser Platinum Spark Plug 4998 is produced with high-grade materials including platinum and copper to extend service life. While specific warranty details may vary, NGK products typically come with manufacturer-backed quality assurance to support durability and performance.