The Champion J8C is a copper spark plug for small engines used in lawn and garden equipment, ATVs, go-karts, and other outdoor power applications. This dependable plug delivers reliable ignition performance and helps maintain the heat range needed for optimal engine operation.
As an OE-equivalent replacement plug, the J8C ensures seamless engine service. Its corrosion-resistant zinc-plated shell provides protection against rust. Built-in RFI and EMI suppression technology prevents interference with modern ignition systems, keeping your equipment running smoothly and reliably.
Features and Benefits
- Copper Construction: Delivers consistent spark and reliable ignition performance for small engines.
- Corrosion-Resistant Shell: Zinc-plated finish protects against rust.
- Heat Range Control: Engineered to control heat dissipation and optimize performance and longevity.
- RFI and EMI Suppression: Suppresses radio frequency and electromagnetic interference for reliable operation with modern ignition systems.
- OE Replacement: Matches original equipment specifications for seamless compatibility and proper engine function.
- Small Engine Compatibility: Compatible with lawn and garden equipment, ATVs, go-karts, and many small-engine platforms.
Specifications
- Brand: Champion
- Model: 8411 (Stock 841-1)
- Plug Type: J8C
- Thread Size: 0.551 inches
- Material: Copper
- Shell: Zinc-plated, corrosion-resistant








