Denso 3246 Spark Plug

Reliable Ignition Performance for Acura, Honda, and More

The Denso Double Platinum 3246 spark plug is engineered to deliver consistent ignition performance across a wide range of vehicles including Acura, Honda, Chevrolet, and Volkswagen models. Designed with durable platinum electrodes and optimized for secondary ignition systems, this spark plug supports efficient combustion and engine reliability.

• Double platinum electrodes for enhanced durability and stable spark
• Center electrode with copper core and platinum tip for improved conductivity
• Ground electrode features a platinum chip with nickel core material
• Standard ground configuration with a single ground electrode
• Pre-gap size of 1.1 mm for precise ignition timing
• Flat seat type with 14 mm thread diameter and 19 mm reach
• Hex size of 16.0 mm for easy installation
• Manufacturer heat range rating of 16 suitable for various driving conditions
• Resistance of 5000 ohms to reduce electrical noise interference

About the Denso Double Platinum Spark Plug Line

The Double Platinum line from Denso is designed to provide longer service life and consistent ignition performance by utilizing platinum on both the center and ground electrodes. This dual platinum design reduces electrode wear and maintains a stable spark over time, making it suitable for vehicles requiring reliable secondary ignition components. The 3246 part number is part of this line, offering a balance of durability and efficient combustion for compatible models.

Technical Details and Compatibility

The Denso 3246 spark plug features a copper core center electrode with a platinum tip, enhancing electrical conductivity and heat dissipation. The ground electrode uses a platinum chip on a nickel core, providing resistance to wear and corrosion. With a pre-gap size of 1.1 mm and a flat seat design, this spark plug ensures proper sealing and ignition timing. It is compatible with a variety of makes and models including Acura TL, Honda Accord, Chevrolet Aveo, Volkswagen Golf, and Jeep Grand Cherokee among others.

Common Applications and Problem Solving

• Restores engine misfire issues caused by worn or fouled spark plugs
• Improves fuel efficiency by ensuring consistent spark delivery
• Reduces rough idling and hesitation during acceleration
• Helps maintain smooth engine performance in vehicles like the Honda CR-V and Dodge Ram 1500
• Prevents ignition system interference with 5000 ohm resistance

Installation Notes and Tips

When installing the Denso Double Platinum 3246 spark plug, ensure the pre-gap is set to 1.1 mm if adjustment is necessary. Use a 16 mm socket wrench for proper torque application to avoid damage to the flat seat threads. It is recommended to replace spark plugs in sets to maintain balanced engine performance. Always consult the vehicle’s service manual for specific torque specifications and installation procedures.

Quality Assurance and Warranty

Denso spark plugs are manufactured to meet strict OEM standards, ensuring reliable performance and durability. The Double Platinum 3246 spark plug undergoes rigorous quality control to maintain consistent electrical resistance and electrode integrity. While specific warranty details may vary, Denso products typically come with a limited warranty covering defects in materials and workmanship.