DPR8EA-9 Spark Plug NGK 4929 (DPR8EA9)

This standard replacement spark plug is a staple for maintaining engine efficiency and starting reliability. The robust design features a copper core for better heat conduction, ensuring the plug stays within its optimal operating temperature.

• Machine-rolled threads ensure easy installation and a secure seat in the head.
• External gasket provides a positive seal against combustion pressures.
• Internal resistor helps suppress ignition noise for clearer radio and electronic signals.
• Designed to resist chemical fouling and thermal shock during rapid temperature changes.