In addition to carbon buildup and oil leakage, black spark plugs can also be caused by overheating. If the engine is running too hot, it can cause the electrodes on the spark plugs to wear down and become coated in carbon deposits. This can lead to poor engine performance and reduced fuel efficiency. It is important to monitor the engine temperature and address any overheating issues promptly to prevent damage to the spark plugs.
When selecting spark plug wires and new spark plugs, it is essential to prioritize quality, compatibility, and performance specifications. High-quality spark plug wires should be designed to withstand high voltage and heat, ensuring reliable transmission of electrical current to the spark plugs. New spark plugs should be selected based on the specific requirements of the vehicle, including heat range, electrode design, and material composition, to ensure optimal ignition and engine performance.

49055s spark plug. By delivering a consistent spark and igniting the air-fuel mixture efficiently, the 49055s spark plug helps the engine run smoothly and efficiently. This leads to better fuel economy and overall performance.