Champion CJ8 Spark Plug, 0.551 In Thread, Copper

The Champion CJ8 Spark Plug is a precision-engineered ignition component built to deliver reliable, consistent performance across 2-cycle and 4-cycle gasoline engines. Whether you're maintaining lawn equipment, small engines, or outdoor power tools, this plug provides the dependable spark generation needed for smooth starts, improved throttle response, and optimal combustion efficiency.

Engineered with a premium copper core and nickel-plated construction, the CJ8 resists corrosion and wear while maintaining excellent heat management. Its compact design fits seamlessly into tight engine compartments without interfering with surrounding components. By reducing misfires and ensuring consistent spark timing, this plug helps lower maintenance costs, extend engine life, and improve fuel economy.

Features and Benefits

• Premium Copper Core: Superior electrical conductivity delivers a strong, reliable spark for consistent engine power and performance.
• Nickel Copper Electrode: Heat-resistant construction protects against wear and fouling, maintaining dependable ignition under demanding conditions.
• Optimized Heat Range: Precisely calibrated for the CJ8 specification to maintain ideal operating temperature and prevent pre-ignition.
• Improved Fuel Efficiency: Accurate spark timing enhances combustion efficiency, helping reduce fuel consumption.
• Compact Design: Fits seamlessly into tight engine bays, ideal for equipment with limited space.

Specifications

• Brand: Champion
• Model: CJ8
• Thread Size: 0.551 in
• Hex Size: 0.748 in
• Electrode Material: Nickel Copper Alloy
• Plug Material: Copper
• Gap Size: 0.027 to 0.033 in
• Engine Type: 2-Cycle and 4-Cycle Engines