Mercury NGK Spark Plug IZFR6J - 843220Q

Mercury NGK Spark Plug IZFR6J - 843220Q

Mercury NGK Spark Plug IZFR6J is a high-performance spark plug designed for use in various Mercury outboard motors and other Mercury engines. Spark plugs are crucial for the proper combustion process in your engine, ensuring efficient fuel ignition, smooth operation, and reliable performance.

Worn or damaged spark plugs can lead to engine misfires, poor fuel economy, rough idling, difficulty starting the engine, and decreased engine performance, ultimately affecting your overall efficiency and potentially causing further damage if left ignored. It is essential to replace the spark plugs on your outboard engines every year or 300hr. These spark plugs are sold individually.

Fits:

• 150-175HP Pro XS Optimax 2.5L (SN 1B516339-2B535624)
  • 6 Required
• 200HP Pro XS Optimax 3.0L (SN 1B912786-2B535571)
  • 6 Required
• 225HP Pro XS Optimax 3.0L (SN 1B04549 & Above)
  • 6 Required
• 225HP XS/Sport XS 6 Cyl. 2.5L DFI Optimax (SN 1E002584-1B792195)
  • 6 Required
• 225HP Sport XS 6 Cyl. 3.0L DFI Optimax (SN 1E000797-1E002583)
  • 6 Required
• 250HP 6 Cyl. Optimax (SN 1B528615-2B535086)
  • 6 Required
• 250HP Sport XS 2.5L 6 Cyl. 2-Stroke (SN 1E002342-1E051823, 1E051824-1E052994)
  • 6 Required

• 200-300HP Optimax 3.0L V6 (non-pro models) (SN 1B22700 & Above)

  • 6 Required
• 250HP Pro XS 3.0L 2-Stroke DFI (SN 1B426561-1B752546, 1B752547-2B535608)
  • 6 Required