NGK 2978 Spark Plug

Overview of NGK Laser Platinum Spark Plug 2978

The NGK Laser Platinum Spark Plug 2978 is engineered for reliable ignition performance in a variety of vehicles including Toyota Camry, Lexus RX330, and Chevrolet Aveo. Designed with precision materials and specifications, this spark plug supports efficient combustion and consistent engine operation.

• Platinum center electrode tip for enhanced durability
• Copper core center electrode for improved conductivity
• Standard nickel ground electrode with a single ground electrode design
• Non-removable nut electrical terminal type for secure connection
• Pre-gapped to .044 inches for optimal spark delivery
• Flat seat type with 14mm thread diameter and 0.75 inch reach
• Hex size of 5/8 inch for standard installation tools
• Manufacturer heat range of 6 suitable for moderate engine temperatures

Detailed Product Features and Specifications

The NGK Laser Platinum Spark Plug 2978 features a platinum tip on the center electrode, which enhances wear resistance and maintains a stable spark over time. The copper core center electrode improves thermal conductivity, helping to dissipate heat efficiently and reduce fouling. The ground electrode is made from nickel with a standard design and a single electrode tip, providing consistent spark gap stability. The spark plug comes pre-gapped at .044 inches, ensuring proper ignition timing and combustion efficiency. Its flat seat design and 14mm thread diameter make it compatible with a wide range of engines, including models from Toyota, Lexus, Chevrolet, Pontiac, Scion, and Suzuki.

About the NGK Laser Platinum Spark Plug Line

The Laser Platinum Spark Plug line by NGK is designed to offer a balance of durability and performance through the use of platinum-tipped electrodes. This technology extends the service life of the spark plug while maintaining consistent ignition quality. The 2978 part number is part of this line, providing reliable secondary ignition components for various passenger vehicles.

Compatible Vehicles and Common Applications

• Toyota Camry, Corolla, Highlander, RAV4, and Supra
• Lexus RX300, RX330, ES300, GS300, and LS400
• Chevrolet Aveo and Aveo5
• Scion tC and xB
• Pontiac Wave and Suzuki Swift+

Common Issues Addressed by NGK 2978 Spark Plug

• Engine misfires and rough idling
• Poor fuel efficiency due to incomplete combustion
• Difficulty starting the engine in cold conditions
• Reduced engine power and acceleration
• Increased emissions from inefficient ignition

Installation Notes and Tips

When installing the NGK Laser Platinum Spark Plug 2978, ensure the spark plug gap is checked and adjusted if necessary, although it comes pre-gapped at .044 inches. Use a 5/8 inch socket wrench for proper torque application to avoid over-tightening or damaging the flat seat threads. It is recommended to replace spark plugs in sets to maintain consistent engine performance. Always consult the vehicle’s service manual for specific torque specifications and installation procedures.

Quality Assurance and Warranty

NGK spark plugs, including the Laser Platinum Spark Plug 2978, are manufactured to meet strict quality standards for durability and performance. While specific warranty details may vary, NGK products typically come with a limited warranty against manufacturing defects. For detailed warranty information, refer to NGK’s official documentation or contact authorized distributors.