Champion 430 Spark Plug - Intake Side

Reliable Ignition Performance for Multiple Vehicle Makes

The Champion Copper Plus 430 spark plug is engineered to deliver consistent ignition performance across a wide range of vehicles including Acura, Honda, Toyota, Ford, and Nissan models. Designed with durable nickel and copper alloy materials, this spark plug supports efficient combustion and reliable engine starts.

• Ground electrode core and center electrode tip made of nickel for durability
• Pre-set gap size of 0.041 inches (1.05 mm) for optimal spark
• Flat seat type with a 0.75-inch reach and 14 mm thread diameter
• Resistor type spark plug to reduce electrical interference
• Hex size of 0.625 inches (15.88 mm) for easy installation
• Manufacturer heat range rating of 9 suitable for various engine conditions

Detailed Features of Champion Copper Plus 430 Spark Plug

The Champion Copper Plus 430 spark plug features a nickel copper alloy ground electrode and a nickel center electrode tip, providing a balance of conductivity and wear resistance. Its non-removable nut electrical terminal ensures secure connection, while the flat seat design and 0.75-inch reach make it compatible with many engine cylinder heads. The pre-gap size is factory set at 0.041 inches (1.05 mm), which helps maintain consistent spark performance without additional adjustment. This spark plug also includes a resistor to minimize radio frequency interference, supporting smooth operation of onboard electronics.

Compatible Vehicles and Applications

This spark plug is compatible with a broad range of vehicles, including but not limited to Acura Integra and Legend, Audi A4 and A6 Quattro, Chevrolet Cobalt, Dodge Stealth, Ford Probe, Honda Civic and Prelude, Infiniti G20, Isuzu Stylus, Jaguar XKR, Kia Rio, Land Rover Freelander, Mazda 323 and RX-7, Mercedes-Benz C230 and SLK55 AMG, Mitsubishi Eclipse and Lancer, Nissan 300ZX and Sentra, Pontiac Firebird, Saab 9-3, Saturn Ion, Subaru Impreza, Suzuki Swift, Toyota Sienna and Sequoia, and Volvo S80 and XC90.

• Resolves misfires and rough idling issues
• Improves cold start reliability
• Reduces engine hesitation during acceleration
• Helps maintain fuel efficiency by ensuring proper combustion
• Minimizes radio frequency interference affecting vehicle electronics

Installation Notes and Tips

When installing the Champion Copper Plus 430 spark plug, ensure the spark plug gap remains at the factory pre-gap of 0.041 inches (1.05 mm) unless otherwise specified by the vehicle manufacturer. Use a torque wrench to tighten the spark plug to the recommended torque setting to avoid damage to the threads or cylinder head. The 15.88 mm hex size allows for standard spark plug socket compatibility. Inspect the spark plug for any signs of damage before installation and replace in sets for optimal engine performance.

Quality Assurance and Warranty

Champion Copper Plus spark plugs are manufactured to meet strict quality standards, ensuring reliable ignition and durability. The part number 430 corresponds to a specific heat range and design optimized for a variety of vehicles. While specific warranty details may vary, Champion typically offers coverage against manufacturing defects. Always consult the product packaging or manufacturer documentation for exact warranty terms.