Go to RockAuto Home Page
More Information for NGK 2238
Continue Shopping
NGK 2238
Previous Image
Next Image
Economical performance and improved ignitability over standard NGK Spark Plugs.
  • Lowers ignition system voltage requirements
  • Greater ignitability and performance over conventional spark plugs
  • "Trivalent Metal Plating" has superior anti-corrosion and anti-seizing properties
  • Increased fuel economy and lower emissions
  • Highly durable against electrical and chemical wear
  • Good performance spark plug

Spark Plug Type Performance Differences

Correct Way to Check, Set, and Adjust Your Spark Plug Gap

Center Electrode Core MaterialCopper Core
Center Electrode Tip MaterialNickel w/ V-groove
Gap Size0.04 in
Ground Electrode Quantity1
Hex Size5/8"
Insulator HeightISO
Manufacturer Heat Range5
Additional Info5K Ohm
Seat TypeTapered
Thread Diameter14 MM
Ground Electrode Tip DesignStandard
Ground ConfigurationStandard
Ground Electrode Core MaterialNickel Core
Alternate/OEM Part Number(s): 2223, BPR5EFS, TR5

NGK Warranty Information:
Spark Plug Wires: Limited Lifetime; Ignition Coils: 3 Years / 36,000 Miles; All Other Parts: 60 Days