NGK 4696 Spark Plug

Reliable Ignition Performance for Mercedes-Benz Vehicles

The NGK Laser Iridium Spark Plug 4696 is engineered to deliver consistent ignition and efficient combustion for a range of Mercedes-Benz models. Designed with durable materials and precise specifications, this spark plug supports optimal engine performance and fuel efficiency.

• Iridium center electrode tip for enhanced durability and ignition
• Copper core in both center and ground electrodes for improved conductivity
• Standard ground electrode tip and configuration for reliable spark delivery
• Pre-set gap size of 0.040 inches for precise ignition timing
• Non-removable nut electrical terminal type for secure connection
• 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 rating of 5 suitable for various driving conditions

About the NGK Laser Iridium Spark Plug Line

The Laser Iridium Spark Plug line from NGK combines iridium's high melting point with precise manufacturing to provide long-lasting spark plugs that maintain stable ignition over time. This product line is designed to meet the demands of modern engines, including those found in Mercedes-Benz vehicles, by offering improved wear resistance and consistent performance under various operating conditions.

Technical Details and Specifications

The NGK part number 4696 spark plug features a copper core center electrode with an iridium tip, which enhances ignition reliability and electrode longevity. The ground electrode is constructed with a copper core and a standard tip design, ensuring stable spark formation. The spark plug has a resistance rating of 1000 ohms, which helps reduce electrical noise and interference. With a flat seat and a thread diameter of 14mm, it fits securely in the combustion chamber. The pre-gap size is factory set at 0.040 inches, optimizing the spark gap for efficient combustion. The insulator height measures 50.50 mm, and the reach is 0.75 inches, matching OEM specifications for compatible Mercedes-Benz models.

Compatible Mercedes-Benz Models

• Mercedes-Benz C43 AMG, C240, C280, C320
• Mercedes-Benz CL55 AMG, CL500, CL600
• Mercedes-Benz CLK55 AMG, CLK320, CLK430
• Mercedes-Benz E55 AMG, E320, E430
• Mercedes-Benz G500
• Mercedes-Benz ML55 AMG, ML320, ML430, ML500
• Mercedes-Benz S55 AMG, S420, S430, S500, S600
• Mercedes-Benz SL500, SL600

Common Issues Addressed by NGK Laser Iridium Spark Plug 4696

• Misfires and rough idling in Mercedes-Benz engines
• Reduced fuel efficiency due to inconsistent ignition
• Difficulty starting the engine in cold conditions
• Engine hesitation or loss of power under acceleration
• Excessive spark plug wear leading to maintenance intervals

Installation Notes and Tips

When installing the NGK Laser Iridium Spark Plug 4696, ensure the spark plug gap is checked even though it comes pre-gapped at 0.040 inches. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended specifications to avoid damage to the threads or improper sealing. The 5/8 inch hex size allows for compatibility with standard spark plug sockets. Confirm compatibility with your specific Mercedes-Benz model before installation.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards, ensuring reliable performance and durability. The Laser Iridium Spark Plug 4696 undergoes rigorous testing to comply with OEM specifications for Mercedes-Benz vehicles. While specific warranty details are not provided here, NGK products typically come with manufacturer-backed quality assurance to support long-term use.