NGK Iridium IX Spark Plug 7397 (Marine)

NGK Spark Plugs

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MSRP: $12.99
$6.47
(You save $6.52 )
SKU:
NGK-TR5IX
UPC:
087295173978
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Product Overview

NGK Iridium IX Plug 7397

Ensure smooth sailing and peak performance for your marine engine with the NGK Iridium IX Plug 7397. This high-performance spark plug is engineered to deliver superior ignition, improved fuel efficiency, and extended longevity, giving you the confidence to navigate any waters. Built with advanced iridium technology, this plug resists fouling and wear, reducing maintenance needs and maximizing your time on the water.

Key Features

  • **Iridium IX Technology:** Provides extreme ignitability, improved throttle response, and superior anti-fouling performance, even in harsh marine environments.
  • **Fine Wire Center Electrode:** Enhances starting performance and ensures a consistently stable spark for reliable operation.
  • **Tapered Cut Ground Electrode:** Promotes a more focused spark and efficient combustion, leading to better fuel economy.
  • **Triple Gasket Seal:** Eliminates combustion gas leakage, ensuring consistent performance and preventing damage to your engine.
  • **5k Ohm Resistor:** Suppresses RFI noise for cleaner instrument readings and reliable electronic communication.
  • **50,000 Mile Longevity:** Reduces the frequency of spark plug changes, saving you time and money on maintenance.
  • **Corrosion-Resistant Plating:** Prevents seizing and ensures easy removal, even after prolonged exposure to saltwater.

What's in the Box

  • 1 x NGK Iridium IX Plug 7397

Specifications

Shell Thread Diameter14mm
Thread Pitch1.25mm
Seat TypeTapered
Reach18mm (.709")
Hex Size5/8" (16mm)
Terminal TypeSolid
Overall HeightISO
Gap.039" (1.0mm)
Center Electrode MaterialIridium
TypeFine Wire
Size0.6mm
ProjectionProjected
Ground Electrode MaterialNickel
ShapeTaper Cut
Quantity1
ResistorYes
Resistor Value5k Ohm
Heat Range5
Torque SpecsCast Iron: 10.8-18 lb. ft. Aluminum: 7.2-14.5 lb. ft.
Longevity50k Miles

The Captain's Take

As a seasoned captain, I know the importance of reliable equipment. I've been using NGK Iridium IX plugs in my vessel for years, and they haven't let me down. The improved throttle response and consistent performance make a noticeable difference, especially in demanding conditions. I highly recommend the NGK Iridium IX Plug 7397 to any boater who wants the best for their engine.

Warranty Information

60 Days

Reviews

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