NGK SPARK PLUGS part description

SPARK PLUG

Product Description

NGK Iridium IX Spark Plug

Features & Benefits

  • SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs

Product Attributes

Stock Number 7559
Part Number UR45IX
Resistance 5000.0 82
Ground Electrode Tip Design Taper Cut
Ground Configuration J-Gap
Ground Electrode Core Material Nickel
Electrical Terminal Type Non-Removable Nut
Center Electrode Core Material Copper
Center Electrode Tip Material Iridium
Pre-Gap Size .060 IN
Ground Electrode Quantity 1
Hex Size 5/8 IN
Insulator Height 55.00 MM
Manufacturer Heat Range 4
Seat Type Tapered
Reach 0.460 IN
Thread Diameter 14.00 MM
Short Style Spark Plug No
Service Number UR45IX
Washer Included No
Grade Type Performance
Hex Size 5/8" (16mm)
Insulator Height 2.19 IN
Thread Diameter 0.551 IN
Insulator Material Ceramic
Resistor Type Yes
6648 0.0 IN
Ground Electrode Tip Material Nickel
9459 No
9506 0.16 IN
9608 Fine Wire
9805 Mid Projection

Additional Information

Warranty Time UOM MO
Warranty Time 2
Country of Origin (Primary) JP
Harmonized Tariff Code (HTS) 8511100000
UPC 00087295175590
VMRS Code 033003005
UNSPSC 26101732

Part Interchanges

Fits Vehicles

  • Mercury Monterey (1974)
  • Mercury Montego (1974)
  • Mercury Colony Park (1974)
  • Lincoln Mark IV (1974)
  • Chevrolet Nova (1970)
  • Chevrolet Brookwood (1971)
  • Pontiac Laurentian (1976-1977, 1980-1981)
  • American Motors Spirit (1980-1982)
  • American Motors Eagle (1981-1983)
  • American Motors Concord (1980-1982)
  • Mercury Zephyr (1978-1982)
  • Mercury Monarch (1977-1980)
  • Mercury Marquis (1974, 1977-1982)
  • Mercury Cougar (1974, 1977-1985, 1991-1993)
  • Mercury Comet (1977)
  • Mercury Grand Marquis (1977-1985)
  • Mercury Capri (1979-1983)
  • Lincoln Versailles (1977-1980)
  • Lincoln Town Car (1981-1985)
  • Lincoln Mark VII (1984-1985, 1987-1992)
  • Lincoln Mark VI (1980-1983)
  • Lincoln Mark V (1977-1979)
  • Lincoln Continental (1974, 1977-1980, 1982-1985)
  • Ford Thunderbird (1974, 1977-1982, 1984-1985, 1991-1993)
  • Ford Ranchero (1975-1979)
  • Ford P-500 (1976-1977)
  • Ford P-400 (1976)
  • Ford Mustang II (1977-1978)
  • Ford Mustang (1979-1982, 1984-1985, 1987-1995)
  • Ford Maverick (1977)
  • Ford LTD II (1977-1979)
  • Ford Granada (1977-1981)
  • Ford Fairmont (1978-1982)
  • Ford F-250 (1989-1996)
  • Ford F-150 (1989-1996)
  • Ford E-250 Econoline (1989-1991)
  • Ford E-150 Econoline Club Wagon (1986-1996)
  • Ford E-150 Econoline (1989-1996)
  • Ford Custom 500 (1977)
  • Ford LTD (1977-1985)
  • Ford Bronco (1989-1996)
  • Pontiac Ventura (1975-1977)
  • Pontiac Sunbird (1977-1980)
  • Pontiac Phoenix (1977-1983)
  • Pontiac Parisienne (1976-1977, 1980-1985)
  • Pontiac LeMans (1975-1981)
  • Pontiac Grandville (1975)
  • Pontiac Grand Safari (1975-1978)
  • Pontiac Grand Prix (1975-1987)
  • Pontiac Grand LeMans (1975-1983)
  • Pontiac Grand Am (1975, 1978-1980)
  • Pontiac Firebird (1975-1983)
  • Pontiac Catalina (1975-1981)
  • Pontiac Bonneville (1975-1986)
  • Pontiac Astre (1977)
  • Pontiac 6000 (1982-1983)
  • Oldsmobile Toronado (1981-1984)
  • Oldsmobile Starfire (1977-1980)
  • Oldsmobile Omega (1975, 1977-1983)
  • Oldsmobile Delta 88 (1975, 1977-1985)
  • Oldsmobile Cutlass Supreme (1977-1987)
  • Oldsmobile Cutlass Cruiser (1980-1983)
  • Oldsmobile Cutlass Ciera (1982-1985)
  • Oldsmobile Cutlass Calais (1978-1984)
  • Oldsmobile Cutlass Salon (1978-1980, 1985-1987)
  • Oldsmobile Cutlass (1977-1981)
  • Oldsmobile Custom Cruiser (1975)
  • Oldsmobile 98 (1975, 1981-1983, 1985)
  • GMC Caballero (1978-1984)
  • Chevrolet Monza (1975, 1978-1980)
  • Chevrolet Monte Carlo (1978-1987)
  • Chevrolet Malibu (1978-1983)
  • Chevrolet Impala (1980-1985)
  • Chevrolet El Camino (1978-1984)
  • Chevrolet Citation (1980-1983)
  • Chevrolet Celebrity (1982-1983)
  • Chevrolet Caprice (1980-1985)
  • Chevrolet Camaro (1980-1983)
  • Cadillac Seville (1981-1982)
  • Cadillac Fleetwood (1980-1982)
  • Cadillac Eldorado (1981-1982)
  • Cadillac DeVille (1980-1982)
  • Buick Skylark (1975-1982)
  • Buick Skyhawk (1977-1980)
  • Buick Riviera (1975, 1977-1978, 1981-1984)
  • Buick Regal (1975-1987)
  • Buick LeSabre (1975-1985)
  • Buick Estate Wagon (1975, 1978-1980)
  • Buick Electra (1975, 1977-1985)
  • Buick Century (1975-1985)
  • Buick Apollo (1975)
  • Jeep Scrambler (1981-1983)
  • Jeep CJ7 (1980-1983)
  • Jeep CJ5 (1980-1983)
  • Excalibur Phaeton (1971-1989)
  • Checker Marathon (1975, 1977, 1979-1982)

Headquartered in Wixom, Michigan, NGK® is a global leader in the design and manufacture of spark plugs for virtually every automotive and commercial vehicle application. It has grown immensely since its inception in 1936 with the expansion of its ignition product line and the introduction of its technical sensor and vehicle electronics line. NGK partners with OEMs and uses only the latest cutting tools to ensure each NGK product meets OE specifications for exact fit, form, and function. With world-class quality and engineering, NGK’s expertise goes beyond manufacturing the most reliable spark plugs for the automotive industry but also providing the best customer service possible.

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