NGK 2420 Spark Plug

Reliable Ignition with NGK Standard Spark Plug 2420

The NGK Standard Spark Plug 2420 is engineered to provide consistent ignition performance for a variety of vehicles. Designed with durable materials and precise specifications, this spark plug supports efficient combustion and engine operation.

• Resistance: 1 ohm for optimal electrical performance
• Ground Electrode Tip Design: Standard for reliable spark delivery
• Ground Electrode Core Material: Nickel for durability
• Center Electrode Core Material: Copper to enhance conductivity
• Center Electrode Tip Material: Nickel for wear resistance
• Pre-Gap Size: 0.028 inches for proper spark gap
• Hex Size: 18 mm for standard installation tools
• Insulator Height: 50.00 mm ensuring proper fit and insulation
• Manufacturer Heat Range: 9 suitable for moderate engine temperatures
• Seat Type: Flat for secure sealing
• Thread Diameter: 12.00 mm compatible with many engine designs
• Reach: 0.75 inches for correct combustion chamber positioning

About the NGK Standard Spark Plug Line

The NGK Standard Spark Plug line is designed to meet the needs of everyday driving and standard engine requirements. This product line focuses on delivering dependable ignition performance using quality materials such as copper and nickel electrodes. The Standard Spark Plug 2420 is part of this line, offering a balance of durability and efficiency suitable for a wide range of vehicles.

Technical Details and Application

The NGK 2420 spark plug features a copper core center electrode that improves thermal conductivity and electrical performance, while the nickel ground electrode ensures long-lasting durability. The 1 ohm resistance helps reduce radio frequency interference, making it suitable for vehicles with sensitive electronic systems. Its flat seat and 12 mm thread diameter provide a secure fit in compatible engines. The pre-gap of 0.028 inches is factory set to optimize ignition and combustion efficiency.

Common Uses and Problem Solving

• Restores proper ignition in engines experiencing misfires
• Improves fuel efficiency by ensuring consistent spark delivery
• Reduces rough idling caused by worn or damaged spark plugs
• Helps maintain engine performance in vehicles requiring a heat range 9 plug
• Prevents ignition system interference with 1 ohm resistance design

Installation Notes and Tips

When installing the NGK Standard Spark Plug 2420, ensure the spark plug gap is checked and adjusted if necessary to 0.028 inches. Use an 18 mm socket wrench for proper tightening torque to avoid damage to the threads or seat. Confirm compatibility with your vehicle’s engine specifications, particularly thread diameter and reach, to ensure proper fit and function.

Quality Assurance and Warranty

NGK spark plugs are manufactured to strict quality standards to ensure reliable performance and durability. The Standard Spark Plug 2420 undergoes rigorous testing for material integrity and electrical properties. While specific warranty details are not provided, NGK products typically come with manufacturer-backed quality assurance to support long-term use.