Champion 443 Spark Plug

Reliable Spark Plug for Chrysler, Dodge, and Jeep Vehicles

The Champion Copper Plus 443 spark plug is engineered to deliver consistent ignition performance for select Chrysler, Dodge, and Jeep models. Designed with durable nickel electrodes and a tapered seat, this spark plug supports efficient combustion and reliable engine operation.

• Ground electrode core made of nickel for durability
• Nickel center electrode tip for stable spark delivery
• Pre-gapped to 0.041 inches (1.05 mm) for optimal ignition
• Tapered seat type ensuring proper fit and seal
• Resistor type spark plug to reduce electrical interference
• Thread diameter of 14 mm with a reach of 0.984 inches
• Non-removable nut electrical terminal type
• Hex size of 0.625 inches (15.88 mm) for installation
• Manufacturer heat range rating of 16

About the Champion Copper Plus Spark Plug Line

The Copper Plus line from Champion focuses on delivering spark plugs with copper cores and nickel electrodes, providing a balance of conductivity and durability. This line is designed to meet the ignition needs of various vehicles, including those requiring a resistor type plug for reduced radio frequency interference. The Copper Plus 443 spark plug maintains these standards, making it suitable for multiple Chrysler, Dodge, and Jeep models.

Technical Details and Compatibility

The Champion Copper Plus 443 spark plug features a single ground electrode with a nickel core and a nickel center electrode tip, which supports consistent spark generation. The plug’s tapered seat and precise thread diameter of 14 mm ensure a secure fit in compatible engines. With a pre-gap size of 0.041 inches (1.05 mm), it is ready for installation without additional adjustment. The resistor design helps minimize electrical noise that can affect vehicle electronics.

Applications and Common Issues Addressed

• Compatible with Chrysler Caravan, Dodge Caravan, Jeep Liberty, Jeep Wrangler TJ, and other models
• Helps resolve misfires caused by worn or damaged spark plugs
• Improves cold starts and engine idling stability
• Reduces engine hesitation and rough running conditions
• Supports efficient fuel combustion for better engine performance

Installation Notes and Tips

• Verify compatibility with your specific vehicle make and model before installation
• Use a torque wrench to tighten the spark plug to manufacturer specifications
• Inspect the spark plug hole for debris before installation
• Do not adjust the pre-gap unless specified by the vehicle manufacturer
• Replace spark plugs in sets to maintain consistent engine performance

Quality Assurance and Warranty

Champion spark plugs, including the Copper Plus 443, are manufactured to meet industry standards for ignition components. The use of nickel electrodes and a copper core ensures reliable conductivity and durability. While specific warranty details may vary, Champion products typically come with a limited warranty against manufacturing defects. Always consult product documentation or the vehicle manufacturer for warranty coverage and installation guidelines.