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NGK Spark Plugs UR4IX - NGK Iridium IX Spark Plugs



NGK Spark Plugs UR4IX - NGK Iridium IX Spark Plugs

JEGS Part Number: 739-UR4IX

Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • Sold Individually
  • $10.97
    Ships

    Specifications:

    Manufacturer's Part Number:
    UR4IX

    The Plug for Serious Enthusiasts
    Iridium has a very high melting point that's perfect for high-performance, high-tech engines. It is stronger than any other metal used in spark plugs.

  • Ultra-fine electrode (thin enough for spark consistency & accuracy, thick enough for max durability & longevity)
  • Reduces spark voltage requirement
  • Fuel efficiency & extreme ignitability
  • Improved throttle response
  • Outstanding acceleration
  • Superior antifouling, anticorrosion, and antiseizing properties
  • Quality NGK Spark Plugs
  • Sold individually

  • Does this fit your vehicle?

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    1980-1981 CHEVROLET G30 VAN

    • EngineType: ALL
    • SubModel: BASE

    1968-1969 BUICK LESABRE

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1971 CHEVROLET P10 VAN

    • EngineType: ALL
    • SubModel: BASE

    1978-1980 PONTIAC GRAND PRIX

    • Liter: 5.0
    • EngineType: V8
    • SubModel: LJ

    1982 CHEVROLET K10 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1978 CHEVROLET BLAZER K5

    • EngineType: ALL
    • SubModel: ALL

    1982-1985 FORD F-350

    • Liter: 5.8
    • EngineType: V8
    • SubModel: XL

    1980-1981 CHEVROLET MONTE CARLO

    • EngineType: ALL
    • SubModel: LANDAU

    1971 GMC JIMMY

    • Liter: 4.1
    • EngineType: L6
    • SubModel: BASE

    1983-1984 GMC G25/G2500 VAN

    • EngineType: L6
    • SubModel: RALLY CUSTOM

    1968-1969 BUICK LESABRE

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1980 DODGE D200 PICKUP

    • Liter: 3.7
    • EngineType: L6
    • SubModel: BASE

    1976-1977 PLYMOUTH VOLARE

    • EngineType: L6
    • SubModel: PREMIER

    1983-1984 CHEVROLET C30 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SILVERADO

    1971 MERCURY MONTEGO

    • Liter: 7.0
    • EngineType: V8
    • SubModel: MX

    1974 CHECKER MARATHON

    • EngineType: ALL
    • SubModel: DELUXE

    1984 DODGE B150 VAN

    • EngineType: L6
    • SubModel: SPORTSMAN

    1987 PONTIAC GRAND PRIX

    • EngineType: V8
    • SubModel: BROUGHAM

    1970 CHEVROLET KINGSWOOD

    • Liter: 7.4
    • EngineType: V8
    • SubModel: ESTATE

    1983-1984 FORD F-250

    • Liter: 5.8
    • EngineType: V8
    • SubModel: XLT

    1977 PONTIAC LEMANS

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SAFARI

    1981 FORD F-100

    • Liter: 5.8
    • EngineType: V8
    • SubModel: CUSTOM

    1976 FORD F-350

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1973 MERCURY MONTEGO

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    • EngineType: V8
    • SubModel: GT

    1976 GMC C15 SUBURBAN

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    • SubModel: BASE

    1979 BUICK REGAL

    • Liter: 3.8
    • EngineType: V6
    • SubModel: LIMITED

    1975 PLYMOUTH VALIANT

    • EngineType: L6
    • SubModel: BROUGHAM

    1971 BUICK CENTURION

    • EngineType: ALL
    • SubModel: ALL

    1980 PONTIAC CATALINA

    • EngineType: V6
    • SubModel: BASE

    1970-1971 PONTIAC FIREBIRD

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    • SubModel: ESPRIT

    1979 CHEVROLET MALIBU

    • Liter: 3.3
    • EngineType: V6
    • SubModel: LANDAU

    1985-1986 FORD E-350 ECONOLINE

    • Liter: 7.5
    • EngineType: V8
    • SubModel: CARGO

    1980-1982 FORD E-150 ECONOLINE CLUB WAGON

    • EngineType: ALL
    • SubModel: ALL

    1981 DODGE B250 VAN

    • EngineType: L6
    • SubModel: SPORTSMAN

    1977-1979 FORD F-100

    • EngineType: V8
    • SubModel: BASE

    1971 PONTIAC LEMANS

    • EngineType: L6
    • SubModel: T37

    1979-1980 BUICK LESABRE

    • EngineType: ALL
    • SubModel: SPORT

    1973-1974 FORD TORINO

    • Liter: 7.5
    • EngineType: V8
    • SubModel: BASE

    1979 CHEVROLET P30 VAN

    • Liter: 4.1
    • EngineType: L6
    • SubModel: STEP-VAN

    1978 PONTIAC FIREBIRD

    • EngineType: V8
    • SubModel: ESPRIT

    1973-1974 FORD GALAXIE 500

    • Liter: 7.5
    • EngineType: V8
    • SubModel: BASE

    1970-1971 FORD TORINO

    • EngineType: ALL
    • SubModel: COBRA

    1983 FORD E-100 ECONOLINE CLUB WAGON

    • EngineType: V8
    • SubModel: XL

    1980-1982 FORD BRONCO

    • EngineType: ALL
    • SubModel: CUSTOM

    1973 PONTIAC GRANDVILLE

    • EngineType: ALL
    • SubModel: ALL

    1981 CHEVROLET K10 PICKUP

    • EngineType: ALL
    • SubModel: SCOTTSDALE

    1979 FORD F-250

    • Liter: 5.8
    • EngineType: V8
    • SubModel: RANGER LARIAT

    1976 PONTIAC VENTURA

    • EngineType: L6
    • SubModel: SJ

    1985 GMC K2500 PICKUP

    • EngineType: L6
    • SubModel: BASE

    1987 CHEVROLET MONTE CARLO

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    • SubModel: LS

    1983-1984 CHEVROLET G30 VAN

    • EngineType: L6
    • SubModel: HI-CUBE

    1979-1982 GMC G35/G3500 VAN

    • EngineType: ALL
    • SubModel: BASE

    1983 CHEVROLET BLAZER K5

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1982-1984 CHEVROLET P20 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1976-1978 GMC C25 SUBURBAN

    • EngineType: V8
    • SubModel: BASE

    1983-1986 FORD F-250

    • Liter: 7.5
    • EngineType: V8
    • SubModel: BASE

    1977 CHEVROLET BLAZER K5

    • EngineType: L6
    • SubModel: BASE

    1973 FORD THUNDERBIRD

    • Liter: 7.5
    • EngineType: V8
    • SubModel: BASE

    1976-1977 PLYMOUTH PB200 VAN

    • EngineType: L6
    • SubModel: VOYAGER EX WAGON

    1987 PONTIAC FIREBIRD

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1983 FORD F-150

    • Liter: 5.8
    • EngineType: V8
    • SubModel: XLS

    1981-1982 FORD E-250 ECONOLINE

    • EngineType: ALL
    • SubModel: BASE

    1975 DODGE DART

    • EngineType: L6
    • SubModel: SPECIAL EDITION

    1978-1979 CHEVROLET MONZA

    • EngineType: V8
    • SubModel: S

    1978 CHECKER MARATHON

    • EngineType: ALL
    • SubModel: DELUXE

    1970-1974 FORD LTD

    • Liter: 5.8
    • EngineType: V8
    • SubModel: BROUGHAM

    1971-1973 PONTIAC VENTURA

    • EngineType: L6
    • SubModel: BASE

    1977-1978 FORD F-250

    • EngineType: ALL
    • SubModel: CUSTOM

    1983-1984 CHEVROLET K10 PICKUP

    • EngineType: L6
    • SubModel: SILVERADO

    1976-1977 CHEVROLET MONTE CARLO

    • EngineType: ALL
    • SubModel: S

    1977 BUICK SKYLARK

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SR

    1984 CHEVROLET G10 VAN

    • EngineType: L6
    • SubModel: BEAUVILLE

    1971 CHEVROLET BROOKWOOD

    • Liter: 5.7
    • EngineType: V8
    • SubModel: BASE

    1985-1988 FORD F-250

    • Liter: 5.0
    • EngineType: V8
    • SubModel: XL

    1981-1982 FORD E-150 ECONOLINE

    • EngineType: ALL
    • SubModel: BASE

    1972-1974 PONTIAC GRAND PRIX

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1983-1986 CHEVROLET C20 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: CUSTOM

    1969-1970 MERCURY COUGAR

    • EngineType: ALL
    • SubModel: BOSS 302

    1971 GMC G35/G3500 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: VANDURA

    1971 CHEVROLET CHEVELLE

    • Liter: 6.6
    • EngineType: V8
    • SubModel: CONCOURS ESTATE

    1980-1981 FORD F-250

    • EngineType: ALL
    • SubModel: ALL

    1976-1977 PONTIAC LEMANS

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SPORT

    1979 OLDSMOBILE CUTLASS

    • Liter: 5.0
    • EngineType: V8
    • SubModel: VISTA CRUISER BROUGHAM

    1987 DODGE W100 PICKUP

    • EngineType: L6
    • SubModel: BASE

    1978 GMC G35/G3500 VAN

    • Liter: 4.1
    • EngineType: L6
    • SubModel: VANDURA

    1977-1978 MERCURY COUGAR

    • Liter: 5.8
    • EngineType: V8
    • SubModel: XR-7

    1971 CHEVROLET C20 SUBURBAN

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1976 PLYMOUTH DUSTER

    • EngineType: L6
    • SubModel: SPORT

    1978-1979 DODGE W150 PICKUP

    • Liter: 3.7
    • EngineType: L6
    • SubModel: BASE

    1982 FORD F-150

    • EngineType: ALL
    • SubModel: XLS

    1976-1978 GMC C25/C2500 PICKUP

    • EngineType: V8
    • SubModel: BASE

    1980 FORD E-250 ECONOLINE

    • Liter: 6.6
    • EngineType: V8
    • SubModel: CARGO

    1983-1996 FORD E-350 ECONOLINE

    • Liter: 7.5
    • EngineType: V8
    • SubModel: XL

    1973 FORD TORINO

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE

    1977-1979 OLDSMOBILE STARFIRE

    • EngineType: V8
    • SubModel: FIRENZA

    1989-1990 CHEVROLET CAPRICE

    • EngineType: ALL
    • SubModel: CLASSIC BROUGHAM

    1979-1982 GMC G15/G1500 VAN

    • EngineType: ALL
    • SubModel: VANDURA

    1982-1983 CHEVROLET MALIBU

    • Liter: 3.8
    • EngineType: V6
    • SubModel: CLASSIC

    1983-1984 GMC C2500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SIERRA CLASSIC

    1974 DODGE B300 VAN

    • EngineType: L6
    • SubModel: SPORTSMAN