Champion 9806 Spark Plug

Reliable Ignition Performance for Select Vehicles

The Champion Iridium 9806 spark plug is engineered to deliver consistent ignition performance for a range of vehicles including Audi, Lexus, Toyota, and Volkswagen models. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and engine reliability.

• Iridium center electrode tip for enhanced durability
• Platinum ground electrode core material with J gap design
• Non-removable nut electrical terminal type
• Pre-gap size of 0.041 inches (1.05 mm) for optimal spark
• Flat seat type with 0.75 inch reach and 14 mm thread diameter
• Resistor type spark plug to reduce electrical noise
• Hex size of 0.625 inches (15.88 mm) for installation
• Manufacturer heat range rating of 8

Champion Iridium Product Line Overview

The Champion Iridium line focuses on delivering spark plugs with iridium-tipped center electrodes, known for their fine wire design and high melting point. This results in improved ignition efficiency and longer service life compared to conventional plugs. The 9806 model incorporates these features along with a platinum ground electrode core, combining durability with consistent spark performance suitable for secondary ignition systems.

Technical Details and Specifications

The Champion Iridium 9806 spark plug features a single ground electrode with a J gap design, which helps maintain a stable spark and reduces electrode wear. The center electrode tip is made of iridium, a material chosen for its strength and resistance to high temperatures. The ground electrode core is platinum, enhancing longevity. The plug has a flat seat type and a reach of 0.75 inches, making it compatible with various engine designs. Its thread diameter measures 14 mm, and it includes a non-removable nut electrical terminal for secure connection. The resistor type design helps minimize radio frequency interference, supporting vehicle electronics.

Compatible Vehicles and Applications

• Compatible with Audi models such as A6 Quattro, RS4, RS6, and R8
• Fits Lexus models including ES300, GS300, GS400, GS430, LS400, LS430, RX300, RX330, RX400h, and LX470
• Suitable for Toyota vehicles like Avalon, Camry, Celica, Highlander, Land Cruiser, Matrix, RAV4, Sequoia, Sienna, Solara, Tundra
• Works with Volkswagen models including Golf, Jetta, Passat
• Also compatible with Mini Cooper, Porsche 900, 911, Boxster, Cayman, Saab, Scion tC, Suzuki Verona, and others

Common Issues Addressed by Champion Iridium 9806

• Misfiring or inconsistent engine ignition
• Reduced fuel efficiency due to incomplete combustion
• Difficulty starting the engine in cold conditions
• Engine hesitation or rough idling
• Excessive electrode wear leading to spark degradation

Installation Notes and Tips

Before installation, verify the spark plug gap is set to the specified pre-gap size of 0.041 inches (1.05 mm). Use a torque wrench to tighten the plug to the manufacturer’s recommended torque to avoid damage to the threads or seat. The 15.88 mm hex size allows for standard spark plug socket use. Ensure the ignition system is off and the engine is cool before replacing spark plugs. Proper installation helps maintain optimal engine performance and longevity.

Quality Assurance and Warranty

Champion spark plugs are manufactured to meet strict quality standards, ensuring reliable performance and durability. The Champion Iridium 9806 spark plug is designed for long service life under normal operating conditions. While specific warranty details may vary, Champion products typically come with manufacturer-backed quality assurance to support customer confidence in their ignition components.