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NGK Spark Plugs XR5IX

Iridium IX Spark Plug 14mm x 3/8" Reach

NGK Spark Plugs XR5IX

739-XR5IX

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NGK Spark Plugs XR5IX Iridium IX Spark Plug 14mm x 3/8" Reach $7.99
Iridium IX Spark Plug
  • 14mm x 3/8" Reach
  • 13/16" Hex
  • Projected
  • Gasket seat
  • Sold Individually

  • Specifications:

    Manufacturer's Part Number:
    XR5IX

    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 NGK Spark Plugs XR5IX fit your vehicle?

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    Aspiration

    1972-1974 PLYMOUTH FURY

    • CC: 6556
    • Liter: 6.6
    • SubModel: SUBURBAN
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972-1974 PLYMOUTH GRAN FURY

    • CC: 6556
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1970 INTERNATIONAL M800

    • CC: 3933
    • Liter: 3.9
    • SubModel: BASE
    • CUI: 240
    • EngineType: L6 ( 3.9 L / 240 )

    1976-1980 INTERNATIONAL SCOUT II

    • Liter: 5.6
    • SubModel: TRAVELER
    • CUI: 345
    • EngineType: V8 ( 5.6 L / 345 )

    1975-1977 DODGE W100 PICKUP

    • Liter: 6.6
    • SubModel: CUSTOM
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1970 CHEVROLET CHEVELLE

    • CC: 5736
    • Liter: 5.7
    • SubModel: CONCOURS ESTATE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969 PLYMOUTH FURY I

    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1977 PLYMOUTH PB300 VAN

    • Liter: 6.6
    • SubModel: VOYAGER EX WAGON
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972-1973 INTERNATIONAL 1310

    • EngineType: V8 ( 6.4 L / 392 )
    • SubModel: BASE

    1969-1970 CHEVROLET CHEVELLE

    • CC: 5031
    • Liter: 5.0
    • SubModel: CONCOURS ESTATE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1969-1971 DODGE CHARGER

    • CC: 6286
    • Liter: 6.3
    • SubModel: R/T
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1965-1966 BUICK RIVIERA

    • EngineType: ALL
    • SubModel: GRAN SPORT

    1953-1964 CADILLAC SERIES 75 FLEETWOOD

    • EngineType: ALL
    • SubModel: ALL

    1966 DODGE POLARA

    • CC: 7211
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1978 DODGE MAGNUM

    • Liter: 6.6
    • SubModel: XE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1968-1970 INTERNATIONAL M1200

    • Liter: 3.9
    • SubModel: BASE
    • CUI: 241
    • EngineType: L6 ( 3.9 L / 241 )

    1960 PLYMOUTH FURY

    • CC: 6286
    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1969-1970 CHEVROLET CHEVELLE

    • CC: 5031
    • Liter: 5.0
    • SubModel: NOMAD
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1969 DODGE DART

    • CC: 6286
    • Liter: 6.3
    • Aspiration: N
    • SubModel: GTS
    • Engine Vin: G
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1970 DODGE CORONET

    • CC: 6286
    • Liter: 6.3
    • SubModel: SUPER BEE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1969-1970 INTERNATIONAL M800 POST OFFICE

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 304
    • EngineType: V8 ( 5.0 L / 304 )

    1969-1970 CHEVROLET CHEVELLE

    • CC: 5736
    • Liter: 5.7
    • SubModel: NOMAD
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968-1969 CHRYSLER 300

    • CC: 7211
    • Liter: 7.2
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1967-1969 PONTIAC FIREBIRD

    • CC: 6555
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970-1971 PLYMOUTH FURY II

    • CC: 6286
    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1961 DODGE DART

    • Liter: 6.8
    • SubModel: PIONEER
    • CUI: 413
    • EngineType: V8 ( 6.8 L / 413 )

    1970 PLYMOUTH FURY

    • Liter: 6.3
    • SubModel: GRAN COUPE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1972 PLYMOUTH FURY I

    • CC: 7212
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1975-1976 PLYMOUTH GRAN FURY

    • Liter: 6.6
    • SubModel: CUSTOM
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1964-1966 OLDSMOBILE JETSTAR 88

    • CC: 5409
    • Liter: 5.4
    • SubModel: HOLIDAY
    • CUI: 330
    • EngineType: V8 ( 5.4 L / 330 )

    1963-1964 CHRYSLER TOWN & COUNTRY

    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1976-1980 INTERNATIONAL SCOUT II

    • Liter: 3.2
    • SubModel: TRAVELER
    • CUI: 196
    • EngineType: L4 ( 3.2 L / 196 )

    1968 PLYMOUTH BELVEDERE

    • CC: 6286
    • Liter: 6.3
    • SubModel: SATELLITE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1971 DODGE MONACO

    • CC: 7212
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1976 DODGE W300 PICKUP

    • Liter: 6.6
    • SubModel: CUSTOM
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1971-1974 DODGE CHARGER

    • CC: 7212
    • Liter: 7.2
    • SubModel: SPECIAL EDITION
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1969 DODGE CHARGER

    • Liter: 6.3
    • SubModel: SE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1975-1977 PLYMOUTH GRAN FURY

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1968 INTERNATIONAL M1200

    • CC: 3608
    • Liter: 3.6
    • SubModel: BASE
    • CUI: 220
    • EngineType: L6 ( 3.6 L / 220 )

    1967 OLDSMOBILE DELTA 88

    • EngineType: ALL
    • SubModel: CUSTOM

    1968-1970 INTERNATIONAL M1200

    • CC: 3933
    • Liter: 3.9
    • SubModel: BASE
    • CUI: 240
    • EngineType: L6 ( 3.9 L / 240 )

    1973 PLYMOUTH GRAN FURY

    • CC: 7212
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1970 DODGE CHARGER

    • CC: 7211
    • Liter: 7.2
    • SubModel: 500
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1967 CHEVROLET CAMARO

    • CC: 4949
    • Liter: 4.9
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 4.9 L / 302 )

    1967 PLYMOUTH BELVEDERE

    • CC: 7211
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1968 PLYMOUTH FURY I

    • CC: 6286
    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1966-1967 CHEVROLET CHEVY II

    • CC: 5358
    • Liter: 5.3
    • SubModel: NOVA
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1970-1971 DODGE CHARGER

    • CC: 7212
    • Liter: 7.2
    • SubModel: R/T
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1977-1978 DODGE D300 PICKUP

    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1969 OLDSMOBILE 442

    • CC: 6555
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1968 PLYMOUTH FURY

    • CC: 6286
    • Liter: 6.3
    • SubModel: CUSTOM SUBURBAN
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1969-1970 CHECKER MARATHON

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1964 BUICK LESABRE

    • CC: 6966
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 425
    • EngineType: V8 ( 7.0 L / 425 )

    1967-1968 CHEVROLET CAMARO

    • EngineType: ALL
    • SubModel: Z28

    1969 PLYMOUTH FURY II

    • CC: 7211
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1965 BUICK ELECTRA

    • CC: 6966
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 425
    • EngineType: V8 ( 7.0 L / 425 )

    1971 DODGE CHARGER

    • CC: 6286
    • Liter: 6.3
    • SubModel: SPECIAL EDITION
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1971 PLYMOUTH SATELLITE

    • CC: 6286
    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1968 DODGE CORONET

    • CC: 7211
    • Liter: 7.2
    • SubModel: SUPER BEE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1968 CHEVROLET K20 SUBURBAN

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1972-1974 PLYMOUTH FURY

    • CC: 6556
    • Liter: 6.6
    • SubModel: SPORT SUBURBAN
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1970 CHEVROLET CORVETTE

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1967 OLDSMOBILE CUTLASS

    • EngineType: ALL
    • SubModel: HOLIDAY

    1974 INTERNATIONAL 100

    • EngineType: V8 ( 6.4 L / 392 )
    • SubModel: BASE

    1975 INTERNATIONAL SCOUT II

    • EngineType: ALL
    • SubModel: ALL

    1974 PLYMOUTH GRAN FURY

    • CC: 7212
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1972-1974 DODGE CORONET

    • CC: 7211
    • Liter: 7.2
    • SubModel: CRESTWOOD
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1968-1971 PLYMOUTH ROAD RUNNER

    • CC: 6286
    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1971 INTERNATIONAL SCOUT II

    • Liter: 5.6
    • SubModel: BASE
    • CUI: 345
    • EngineType: V8 ( 5.6 L / 345 )

    1977-1978 DODGE W300 PICKUP

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1968 DODGE CORONET

    • CC: 6286
    • Liter: 6.3
    • SubModel: 500
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1962 DODGE DART

    • Liter: 6.8
    • SubModel: 330
    • CUI: 413
    • EngineType: V8 ( 6.8 L / 413 )

    1975 PLYMOUTH ROAD RUNNER

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1968 CHEVROLET G10 VAN

    • Liter: 5.0
    • SubModel: SPORTVAN
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1969-1970 CHEVROLET CHEVELLE

    • CC: 5736
    • Liter: 5.7
    • SubModel: CONCOURS
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968 INTERNATIONAL 1300C

    • EngineType: L6 ( 3.9 L / 240 )
    • SubModel: BASE

    1969 DODGE CORONET

    • Liter: 6.3
    • SubModel: SUPER BEE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1966 BUICK SKYLARK

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 401
    • EngineType: V8 ( 6.6 L / 401 )

    1972-1974 DODGE MONACO

    • CC: 7212
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1964-1965 OLDSMOBILE CUTLASS

    • CC: 5409
    • Liter: 5.4
    • SubModel: BASE
    • CUI: 330
    • EngineType: V8 ( 5.4 L / 330 )

    1969 DODGE CORONET

    • Liter: 6.3
    • SubModel: 500
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1969 OLDSMOBILE 442

    • CC: 7456
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1968 CHEVROLET C20 PICKUP

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1972-1974 DODGE CHARGER

    • CC: 6556
    • Liter: 6.6
    • SubModel: SPECIAL EDITION
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1971 INTERNATIONAL MA1200

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 304
    • EngineType: V8 ( 5.0 L / 304 )

    1970 PLYMOUTH FURY

    • CC: 7211
    • Liter: 7.2
    • SubModel: GRAN COUPE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1976-1978 DODGE B300 VAN

    • Liter: 7.2
    • SubModel: MAXI WAGON
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1975-1977 DODGE ROYAL MONACO

    • Liter: 7.2
    • SubModel: BROUGHAM
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1973 INTERNATIONAL 1210

    • Liter: 5.7
    • SubModel: TRAVELALL
    • CUI: 345
    • EngineType: V8 ( 5.7 L / 345 )

    1967 PLYMOUTH FURY

    • CC: 7211
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1975-1976 DODGE W300 PICKUP

    • Liter: 7.2
    • SubModel: CUSTOM
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1969-1970 CHEVROLET CHEVELLE

    • CC: 5736
    • Liter: 5.7
    • SubModel: MALIBU
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975 PLYMOUTH GRAN FURY

    • Liter: 6.6
    • SubModel: CUSTOM SUBURBAN
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1961-1962 DODGE POLARA

    • CC: 6769
    • Liter: 6.7
    • SubModel: BASE
    • CUI: 413
    • EngineType: V8 ( 6.7 L / 413 )

    1975-1976 DODGE CORONET

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1976-1978 DODGE B200 VAN

    • Liter: 6.6
    • SubModel: MAXI
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1970-1971 DODGE CHALLENGER

    • CC: 7211
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1966 BUICK WILDCAT

    • EngineType: ALL
    • SubModel: ALL

    1967 DODGE CORONET

    • CC: 7211
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1967-1969 PONTIAC CATALINA

    • CC: 6555
    • Liter: 6.6
    • SubModel: VENTURA
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )
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