Denso 5356 Spark Plug

Overview of Denso Iridium Power Spark Plug 5356

The Denso Iridium Power spark plug 5356 is engineered for reliable ignition performance across a wide range of vehicles including Acura, Honda, Hyundai, Jeep, and Volkswagen models. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and consistent engine operation.

• Iridium center electrode tip for enhanced durability and ignition
• Tapercut, u-groove ground electrode tip design for improved spark exposure
• Copper core center electrode for optimal conductivity
• Nickel ground electrode core material with standard ground configuration
• Flat seat type with 26.50 mm reach and 12.00 mm thread diameter
• Pre-gap size of 0.9 mm for precise spark gap
• Hex size of 16.0 mm for easy installation
• Manufacturer heat range of 22 suitable for various driving conditions

Detailed Features and Specifications

The Denso Iridium Power 5356 spark plug incorporates a copper core center electrode with an iridium tip, which provides a balance of excellent electrical conductivity and wear resistance. The ground electrode features a tapercut u-groove design, enhancing spark exposure and combustion efficiency. With a single ground electrode made of nickel, the plug maintains durability under high temperatures. The flat seat design ensures a secure fit in compatible engines, while the 0.9 mm pre-gap size is optimized for ignition performance. The 16.0 mm hex size allows for straightforward installation using standard tools.

Iridium Power Product Line Information

The Iridium Power line by Denso focuses on delivering spark plugs with iridium-tipped electrodes that offer improved ignition and longer service life compared to conventional plugs. This product line is designed to meet the demands of modern engines, providing consistent performance and fuel efficiency. The 5356 spark plug benefits from this technology, making it suitable for a variety of vehicles requiring reliable secondary ignition components.

Compatible Vehicles and Applications

This spark plug is compatible with numerous makes and models, including Acura Accord, Honda Civic, Hyundai Elantra, Jeep Wrangler, and Volkswagen Passat among others. It is designed for use in secondary ignition systems where precise spark delivery is critical.

• Resolves misfires and rough idling issues
• Improves cold start performance
• Enhances fuel efficiency by ensuring complete combustion
• Reduces engine hesitation and power loss
• Supports stable engine operation under various driving conditions

Installation Notes and Tips

Before installation, verify the spark plug gap is set to 0.9 mm as specified. Use a 16 mm socket wrench for proper tightening to avoid damage. Ensure the flat seat type matches the engine’s cylinder head design. It is recommended to replace spark plugs at intervals specified by the vehicle manufacturer to maintain optimal engine performance.

Quality Assurance and Warranty

Denso manufactures the Iridium Power 5356 spark plug to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details may vary, Denso products typically come with manufacturer-backed warranties covering defects in materials and workmanship.