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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 $8.99
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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    Liter

    1964-1967 OLDSMOBILE VISTA CRUISER

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

    1969 DODGE DART

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

    1960-1969 OLDSMOBILE 98

    • EngineType: ALL
    • SubModel: ALL

    1953-1964 CADILLAC SERIES 60 FLEETWOOD

    • EngineType: ALL
    • SubModel: ALL

    1969-1970 INTERNATIONAL 1100D

    • EngineType: ALL
    • SubModel: TRAVELALL CUSTOM

    1974 DODGE MONACO

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

    1960-1966 DODGE W300 PICKUP

    • Liter: 5.2
    • SubModel: BASE
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1968 PLYMOUTH FURY

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

    1973-1974 CHRYSLER NEW YORKER

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

    1976 DODGE CHARGER

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

    1968 PLYMOUTH FURY

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

    1966 BUICK LESABRE

    • EngineType: ALL
    • SubModel: ALL

    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 )

    1968 CHEVROLET C20 PICKUP

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

    1968 PONTIAC BONNEVILLE

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

    1966 BUICK SKYLARK

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

    1969 INTERNATIONAL M1400

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

    1976-1978 PLYMOUTH TRAILDUSTER

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

    1974 PLYMOUTH SATELLITE

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

    1964-1965 DODGE POLARA

    • CC: 6981
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 426
    • EngineType: V8 ( 7.0 L / 426 )

    1969-1970 CHECKER MARATHON

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

    1974 PLYMOUTH ROAD RUNNER

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

    1965-1966 CADILLAC FLEETWOOD

    • EngineType: ALL
    • SubModel: ALL

    1978 DODGE W150 PICKUP

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

    1969 DODGE CHARGER

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

    1970 INTERNATIONAL SCOUT

    • CC: 4335
    • Liter: 4.3
    • SubModel: BASE
    • CUI: 264
    • EngineType: L6 ( 4.3 L / 264 )

    1965 DODGE 880

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

    1970-1971 PLYMOUTH FURY

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

    1969 DODGE CHARGER

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

    1969-1970 CHEVROLET CORVETTE

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

    1966 PLYMOUTH SATELLITE

    • CC: 6981
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 426
    • EngineType: V8 ( 7.0 L / 426 )

    1978 DODGE D150 PICKUP

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

    1968 GMC C35/C3500 PICKUP

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

    1968 DODGE CORONET

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

    1960 PLYMOUTH SUBURBAN

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

    1965 OLDSMOBILE CUTLASS

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

    1968 INTERNATIONAL M1100

    • CC: 2491
    • Liter: 2.5
    • SubModel: BASE
    • CUI: 152
    • EngineType: L4 ( 2.5 L / 152 )

    1976-1980 INTERNATIONAL SCOUT II

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

    1970 CHEVROLET MONTE CARLO

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

    1969-1970 CHEVROLET CHEVELLE

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

    1970-1971 CHRYSLER TOWN & COUNTRY

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

    1970 CHEVROLET NOVA

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

    1964 BUICK SPORTWAGON

    • CC: 3687
    • Liter: 3.7
    • SubModel: BASE
    • CUI: 225
    • EngineType: V6 ( 3.7 L / 225 )

    1968 DODGE MONACO

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

    1976-1978 DODGE CB300 VAN

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

    1970 PLYMOUTH FURY

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

    1968 OLDSMOBILE 442

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

    1969 OLDSMOBILE 442

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

    1966-1967 PLYMOUTH SATELLITE

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

    1965 DODGE POLARA

    • EngineType: V8 ( 6.7 L / 413 )
    • SubModel: BASE

    1960 PLYMOUTH BELVEDERE

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

    1953-1964 CADILLAC SERIES 75 FLEETWOOD

    • EngineType: ALL
    • SubModel: ALL

    1970 DODGE CORONET

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

    1969-1971 DODGE CHARGER

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

    1967-1968 PONTIAC GTO

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

    1965-1966 BUICK RIVIERA

    • EngineType: ALL
    • SubModel: GRAN SPORT

    1966-1968 CHEVROLET CORVETTE

    • Liter: 5.4
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.4 L / 327 )

    1969 PONTIAC GTO

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

    1968 PLYMOUTH FURY III

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

    1968 PLYMOUTH FURY II

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

    1968 GMC G25/G2500 VAN

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

    1969-1970 INTERNATIONAL M1100

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

    1974 PLYMOUTH FURY

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

    1970 INTERNATIONAL SCOUT

    • Liter: 4.3
    • SubModel: BASE
    • CUI: 265
    • EngineType: L6 ( 4.3 L / 265 )

    1969-1970 INTERNATIONAL M800

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

    1976-1978 PLYMOUTH PB200 VAN

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

    1967 DODGE CHARGER

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

    1971-1974 INTERNATIONAL SCOUT II

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

    1974 INTERNATIONAL MHC1310

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

    1975 INTERNATIONAL SCOUT II

    • EngineType: ALL
    • SubModel: ALL

    1976-1978 PLYMOUTH PB200 VAN

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

    1961-1965 INTERNATIONAL SCOUT

    • EngineType: ALL
    • SubModel: ALL

    1970 DODGE CORONET

    • 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 )

    1966-1967 OLDSMOBILE VISTA CRUISER

    • EngineType: ALL
    • SubModel: CUSTOM

    1977-1978 DODGE RAMCHARGER

    • Liter: 6.6
    • SubModel: SE
    • 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 )

    1960-1966 DODGE W200 PICKUP

    • Liter: 5.2
    • SubModel: BASE
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1967 OLDSMOBILE CUTLASS

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

    1968 DODGE DART

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

    1970 PLYMOUTH SUPERBIRD

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

    1965-1967 CHEVROLET CHEVY II

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

    1958-1966 CADILLAC DEVILLE

    • EngineType: ALL
    • SubModel: ALL

    1967 CHEVROLET CAMARO

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

    1968 PLYMOUTH BELVEDERE

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

    1969-1970 INTERNATIONAL 1200D

    • EngineType: ALL
    • SubModel: TRAVELALL CUSTOM

    1969-1970 CHEVROLET CHEVELLE

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

    1967 PLYMOUTH FURY

    • EngineType: ALL
    • SubModel: SPORT

    1964-1965 OLDSMOBILE F85

    • CC: 3687
    • Liter: 3.7
    • SubModel: BASE
    • CUI: 225
    • EngineType: V6 ( 3.7 L / 225 )

    1976-1978 DODGE D100 PICKUP

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

    1962 DODGE DART

    • Liter: 6.8
    • SubModel: 440
    • CUI: 413
    • EngineType: V8 ( 6.8 L / 413 )

    1960-1966 OLDSMOBILE DYNAMIC

    • EngineType: ALL
    • SubModel: ALL

    1957 OLDSMOBILE STARFIRE

    • EngineType: ALL
    • SubModel: ALL

    1968 PLYMOUTH FURY

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

    1969 DODGE CHARGER

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

    1974 DODGE B100 VAN

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

    1977-1978 DODGE D150 PICKUP

    • Liter: 6.6
    • SubModel: BASE
    • 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 )

    1969 DODGE MONACO

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