NGK BM6F Spark Plug (6221)

NGK BM6F SPARK PLUG (6221)

Type: High-quality NGK spark plug designed for optimal performance. Nickel or iridium body, depending on the model.

• Standard thread, copper or iridium center electrode
• Excellent resistance to heat and corrosion
• Reliable cold starting and stability at high RPMs

Recommended applications

• Used in motorcycles, ATVs, personal watercraft, and small engines
• Compatible with several OEM models — see the manufacturer’s manual

Installation tips

• Recommended tightening torque: 18 to 25 N·m
• Typical electrode gap: 0.7 to 0.9 mm
• Install on a cold engine to avoid thread damage