NGK 4677 Spark Plug - High-Performance Copper Core for Reliable Ignition

Ensure optimal engine performance with NGK's trusted 4677 spark plug, engineered for reliable ignition in powersports vehicles. This high-quality spark plug combines advanced materials with precision engineering to deliver consistent power and efficiency for motorcycles, ATVs, and more.

Key Features

• Copper Core Construction: Enhances thermal conductivity for faster heat dissipation and improved combustion efficiency
• Heat Range Optimization: Precise heat range ensures proper engine temperature management across various operating conditions
• Corrosion-Resistant Electrode: Durable nickel alloy electrode withstands high temperatures and harsh environments
• Sealed Design: Prevents oil leakage and maintains optimal electrode gap for consistent performance

Why Choose This Product

Upgrade your powersports engine's performance with NGK's expertly crafted spark plug. The 4677 model offers exceptional ignition reliability, reducing misfires and improving fuel efficiency. Its robust construction ensures long-lasting performance even in extreme conditions, while the precise electrode gap maintains optimal combustion. Whether you're riding a motorcycle or ATV, this spark plug delivers the power and efficiency needed for an exceptional riding experience.