Premium OEM 4629 C7HSA Spark Plug for High-Performance Engines
High-conductivity copper core ensures rapid heat dissipation and consistent ignition, enhancing engine efficiency. Precision-ground iridium tip delivers superior spark intensity, reducing misfires and extending lifespan up to 30% longer than standard plugs. Triple-seal gasket design prevents gas leakage, maintaining optimal compression for motorcycles, ATVs, race karts, and scooters. Corrosion-resistant steel shell with laser-welded construction ensures durability under extreme racing or off-road conditions. Glazed ceramic insulator resists carbon buildup, ideal for high-RPM applications in 2-stroke and 4-stroke engines. Direct OEM replacement (compatible with Honda, Yamaha, Suzuki) – bulk pricing available for wholesale buyers.