Denso 3435 Spark Plug

Reliable Ignition Performance for Select Vehicles

The Denso Iridium Long Life 3435 spark plug is engineered to provide consistent ignition and durability for a range of vehicles including Audi A6, Toyota Camry, and Nissan Pathfinder. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and engine performance.

• Iridium center electrode tip for enhanced durability
• Platinum chip ground electrode tip for stable ignition
• Copper core center electrode for improved conductivity
• Standard ground configuration with nickel core ground electrode
• Pre-gap size of 0.8 mm for optimal spark gap
• Flat seat type with 14 mm thread diameter and 19 mm reach
• Hex size of 16.0 mm for easy installation
• Manufacturer heat range 16 suitable for various driving conditions
• Resistance of 5000 ohms to reduce electrical noise

About the Denso Iridium Long Life Spark Plug Line

The Iridium Long Life product line from Denso focuses on delivering extended service life and reliable ignition performance. Featuring iridium-tipped center electrodes, these spark plugs are designed to maintain stable combustion over time, reducing the need for frequent replacements. The 3435 part number is part of this line, combining iridium and platinum materials to balance durability and ignition efficiency.

Technical Details and Compatibility

This spark plug features a copper core center electrode with an iridium tip, which enhances electrical conductivity and wear resistance. The ground electrode uses a platinum chip tip and nickel core, arranged in a standard single-electrode configuration. With a pre-gap size of 0.8 mm and a flat seat design, it ensures proper sealing and spark delivery. The 14 mm thread diameter and 19 mm reach make it compatible with a variety of engines.

Compatible with multiple makes and models, including Audi A6, Chevrolet Corvette, Dodge Grand Cherokee, Infiniti G20, Jeep Grand Cherokee, Lexus LX450, Mazda Miata, Mercedes-Benz E500, Nissan Pathfinder, Oldsmobile Achieva, Pontiac Grand Am, Rolls-Royce Corniche, Scion xB, and Toyota Camry and Tacoma.

Common Applications and Issues Addressed

• Improves ignition reliability in vehicles experiencing misfires
• Reduces fouling and electrode wear in high-mileage engines
• Supports stable combustion for smoother engine operation
• Helps maintain fuel efficiency by ensuring proper spark delivery
• Minimizes electrical interference with onboard electronics due to 5000 ohm resistance

Installation Notes and Tips

• Verify compatibility with your vehicle’s make and model before installation
• Use a torque wrench to tighten the spark plug to manufacturer specifications
• Check and adjust the spark plug gap if necessary, maintaining the 0.8 mm pre-gap
• Inspect the spark plug seat type to ensure proper fit with the flat seat design
• Replace spark plugs in sets to maintain consistent engine performance

Quality Assurance and Warranty

Denso manufactures the Iridium Long Life 3435 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. Always consult the product documentation or manufacturer for exact warranty terms.