NGK 7502 Spark Plug

Reliable Ignition with NGK Standard Spark Plug 7502

The NGK Standard Spark Plug 7502 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 reliability.

• Resistance: 5000 ohms 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: 0.036 inches for precise spark gap
• Hex Size: 5/8 inch for standard installation tools
• Insulator Height: 50.00 mm ensuring proper insulation
• Manufacturer Heat Range: 9 suitable for moderate heat conditions
• Seat Type: Flat for secure mounting
• Thread Diameter: 10.00 mm with 0.75 inch reach
• Electrical Terminal Type: Stud for compatibility with various ignition systems

About the NGK Standard Spark Plug Line

The NGK Standard Spark Plug line is designed to meet OEM specifications and provide dependable ignition performance across a wide range of vehicles. The 7502 part number belongs to this line, offering a balance of durability and efficiency with materials like copper and nickel electrodes. This line is ideal for drivers seeking reliable secondary ignition components without specialized features.

Technical Details and Performance

The NGK 7502 spark plug features a single ground electrode with a standard tip design, constructed from nickel to resist wear and corrosion. The copper core center electrode enhances electrical conductivity, promoting efficient spark generation. With a pre-gap size of 0.036 inches and a heat range of 9, this spark plug is suited for engines requiring moderate heat dissipation. The flat seat and 10 mm thread diameter ensure a secure fit in compatible cylinder heads. Its 5/8 inch hex size allows for easy installation using common tools.

Applications and Problem Solving

• Restores proper ignition timing and spark delivery
• Reduces misfires caused by worn or damaged spark plugs
• Improves fuel efficiency by ensuring complete combustion
• Helps maintain engine smoothness and performance
• Prevents fouling and electrode wear in standard driving conditions

Installation Notes and Tips

Before installation, verify compatibility with your vehicle’s make and model using the NGK part number 7502. Ensure the spark plug gap is set to the recommended specification of 0.036 inches if adjustment is needed. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended torque to avoid damage to the threads or seat. The 5/8 inch hex size fits standard spark plug sockets, facilitating straightforward replacement.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring consistent performance and durability. The Standard Spark Plug line, including part number 7502, undergoes rigorous testing to comply with OEM requirements. While specific warranty details are not provided here, NGK products typically come with manufacturer-backed quality assurance to support reliable operation.