Where Quality Meets the Road.
Set of 4 NGK 7397 Iridium IX Performance Spark Plugs TR5IX
TR5IX Set of 4 - Iridium IX Performance Spark Plug (7397) by NGK. Designed for performance enthusiasts who want extreme ignitability, improved throttle response and superior anti-fouling, these spark plugs are a great option for modified engines and appropriate replacement for OE spark plugs, where recommended. With a 0.6 mm laser welded iridium tip and taper cut ground electrode, these plugs provide more area for flame expansion for quicker starts, improved performance, and better efficiency.
* Please review the pictures listed to ensure this is the part you need *
* Any fitment data given in this listing is a guideline ONLY, please verify that this part is an exact fit for your specific vehicle and options *
DETAILS

Electrode Material: Iridium
Thread Size: 0.551"
Thread Reach: 0.708"
Ground Electrode Quantity: 1
Gap: 0.040"
Spark Plug Seat Style: Tapered
Heat Range: 5
Longevity: 40-50k Miles
Shape: Taper Cut
Thread Diameter: 14 mm
Overall Height: ISO
Resistance: 5 kOhm
Insulator Height: 53 mm
Center Electrode Core Material: Copper Core
Ground Configuration: Standard
Ground Electrode Core Material: Nickel Core
Ground Electrode Tip Design: Taper Cut
Insulator Type: Projected
Nominal Gap: 0.040"

Designed for outstanding acceleration, high fuel efficiency, and durability
Ensure a consistently stable spark
Extremely high melting point, perfect for today’s high-tech, high-performance engines
Extremely resistant to heat, corrosion and electrical wear
Match OE fit and quality
0.6 mm laser welded iridium tip
Tapered ground electrode
Manufactured using triple-gasket sealing process to prevent leakage through the shell
Alumina silicate insulator for strength and optimal heat transfer
Cold-rolled threads for easier removal and installation
Corrugated ribs eliminate misfire causing “flashover”
Trivalent metal plating
Last 40 to 50 thousand miles

Compatible with Chevrolet

  • Cavalier 1998-2002 2.2L 4cyl Gap 0.040"
  • S10 1998-2003 2.2L 4cyl Gap 0.040"
  • Vega 1975-1976 2L 4cyl Gap 0.035"

Compatible with Eagle

  • Medallion 1988-1989 2.2L 4cyl Gap 0.040"

Compatible with Ford

  • Courier 1982 2L 4cyl Gap 0.034"
  • Courier 1977-1982 2.3L 4cyl Gap 0.034"
  • Escort 1982-1985 1.6L 4cyl Gap 0.044"
  • EXP 1982-1985 1.6L 4cyl VIN (4); H.O.; Gap 0.044"
  • Fairmont 1978-1982 2.3L 4cyl Gap 0.034"
  • Fiesta 1980 1.6L 4cyl Gap 0.034"
  • Granada 1981-1982 2.3L 4cyl Gap 0.034"
  • LTD 1983-1985 2.3L 4cyl Gap 0.034"
  • Mustang 1979, 1980, 1981, 1983, 1984, 1993, 1985, 1986, 1991, 1992, 1982 2.3L 4cyl Gap 0.034"
  • Mustang II 1974-1978 2.3L 4cyl Gap 0.034"
  • Pinto 1974-1980 2.3L 4cyl Gap 0.034"
  • Ranger 1983-1988 2L 4cyl Gap 0.044"
  • Ranger 1989, 1990, 1991, 1992, 2001, 2002, 2003, 1993, 1994, 1995, 1996, 1997, 2004, 2005, 2006, 2007, 2008, 2009 2.3L 4cyl Gap 0.044"
  • Taurus 1986-1991 2.5L 4cyl Gap 0.044"
  • Tempo 1984-1989 2.3L 4cyl Gap 0.044"
  • Thunderbird 1983-1988 2.3L 4cyl Gap 0.034"

Compatible with GMC

  • Sonoma 1998-2003 2.2L 4cyl Gap 0.040"

Compatible with Isuzu

  • Hombre 1998-2000 2.2L 4cyl Gap 0.040"

Compatible with Mazda

  • B2300 2001, 1994, 1995, 1996, 1997, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 2.3L 4cyl Gap 0.044"

Compatible with Mercedes-Benz

  • 190E 1984, 1985, 1986, 1987, 1988, 1991, 1992, 1993 2.3L 4cyl Gap 0.030"

Compatible with Mercury

  • Bobcat 1975-1980 2.3L 4cyl Gap 0.034"
  • Capri 1976-1984 2.3L 4cyl Gap 0.034"
  • Cougar 1981, 1982, 1984, 1985, 1986 2.3L 4cyl Gap 0.034"
  • LN7 1982-1983 1.6L 4cyl VIN (4); H.O.; Gap 0.044"
  • Lynx 1982, 1984, 1985 1.6L 4cyl VIN (4); Gap 0.044"
  • Marquis 1983-1984 2.3L 4cyl Gap 0.044"
  • Sable 1986 2.5L 4cyl Gap 0.044"
  • Topaz 1984-1988 2.3L 4cyl Gap 0.044"
  • Zephyr 1978-1982 2.3L 4cyl Gap 0.034"

Compatible with Merkur

  • XR4Ti 1985-1989 2.3L 4cyl Gap 0.034"

Compatible with Peugeot

  • 505 1987-1991 2.2L 4cyl Gap 0.035"

Compatible with Pontiac

  • Sunfire 1998-2002 2.2L 4cyl Gap 0.040"

Compatible with Renault

  • Fuego 1984-1985 2.2L 4cyl Gap 0.025"
  • R18i 1984-1986 2.2L 4cyl Gap 0.025"

ADDITIONAL INFORMATION
MPN 7397
OEM # TR5IX TR 5 IX NGK Iridium Resistor 7397
Other # 7397-4K 7397
Details Please review the pictures listed to ensure this is the exact part you need.
  We recommend you check with your dealer for exact fitment for your specific vehicle.
Notes
100% CUSTOMER SATISFACTION
We are committed to 100% customer satisfaction. If you are unsatisfied with your purchase, please do not hesitate to contact us, we will work to resolve any problem.

Thank you for shopping with All World Auto!
Return Policy

Our return policy is fairly simple and very up front.

If you make an error and buy the wrong item or change your mind, you are responsible for paying for the return shipping costs and may be charged a restock fee that is equivalent to the original shipping cost. Please contact us prior to making a return and we can let you know what the restock fee will be and if it will be charged.

Most items can be returned within 30 days of receipt of shipment in most cases.

  • We cannot accept items that have been installed, used or tried.
  • Returned items must be re-sellable.
  • Please include a copy of the invoice.
  • Items must be returned in their ORIGINAL, OEM PACKAGING that they were received in.
  • We do NOT charge restocking fees for items that are found to be defective.
  • We do NOT charge restocking fees if we shipped you an item that doesn't match the listing
  • Electrical parts are not returnable.

Your recommended responsibility on making a return:

If you are sending the item within the United States and the order is valued at $100 or more, insure the shipment for the value of the merchandise and ship your return with a signature shipping service. Items valued over $35 must be returned to the All World Auto with a trackable shipping service. For items below $35, we suggest USPS delivery confirmation service. If a package doesn't arrive and you don't use a trackable method to return or if you refuse the shipment as a method of return, we may not be able to cover your return.

Shipping

Items typically ship the same day as ordered but always within 1 business day after the order is placed. Please note that weekends and holidays are not business days.