NGK 2815 Spark Plug

Reliable Ignition with NGK G-Power Spark Plug 2815

The NGK G-Power Spark Plug 2815 is engineered to deliver consistent ignition performance for a range of GM vehicles including Buick, Cadillac, Chevrolet, and Pontiac models. Designed with durable materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

• Resistance rating of 5000 ohms for optimal electrical performance
• Trapezoid ground electrode tip design for stable spark generation
• Nickel ground electrode core material ensuring durability
• Copper center electrode core with platinum tip for enhanced conductivity and wear resistance
• Non-removable nut electrical terminal type for secure connection
• Pre-gap size of 0.040 inches for proper spark gap
• Tapered seat type and 14mm thread diameter for precise fitment
• Hex size of 5/8 inch for standard installation tools
• Manufacturer heat range of 4 suitable for moderate engine temperatures

About the NGK G-Power Spark Plug Line

The G-Power Spark Plug line from NGK focuses on combining copper core technology with platinum tips to improve ignition reliability and electrode longevity. This design reduces misfires and maintains consistent spark energy, making it suitable for a variety of secondary ignition applications in GM vehicles. The 2815 part number is part of this line, offering a balance of performance and durability.

Technical Details and Compatibility

The NGK 2815 spark plug features a single ground electrode with a trapezoid tip, crafted from nickel for strength and resistance to wear. The center electrode uses a copper core for excellent thermal conductivity, topped with a platinum tip to extend service life. With a pre-gap of 0.040 inches and a tapered seat, it ensures proper combustion chamber sealing and spark efficiency. This spark plug is compatible with multiple GM makes and models such as the Chevrolet Impala, Buick Lucerne, Pontiac G6, Cadillac CTS, and Saturn Aura, among others.

Common Applications and Problem Solving

• Resolves engine misfires caused by worn or damaged spark plugs
• Improves cold start performance in Buick, Chevrolet, and Pontiac vehicles
• Reduces rough idling and hesitation during acceleration
• Helps maintain fuel efficiency by ensuring proper ignition
• Prevents electrode wear and corrosion in moderate heat range engines

Installation Notes and Tips

• Verify the correct spark plug gap of 0.040 inches before installation
• Use a 5/8 inch socket wrench for proper torque application
• Ensure the tapered seat is clean and free of debris for optimal sealing
• Do not overtighten to avoid thread damage in the cylinder head
• Check compatibility with your specific Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac, or Saturn model before installation

Quality Assurance and Warranty

NGK spark plugs, including the G-Power Spark Plug 2815, are manufactured to meet strict quality standards for ignition components. The use of copper and platinum materials ensures durability and consistent performance. While specific warranty details may vary, NGK products typically come with manufacturer-backed quality assurance to support reliable operation in compatible vehicles.