Jegs Free Catalog
1-800-345-4545
FREE SHIPPING!
Orders Over $95
Same Day Shipping Before 11 PM ET
0
My Cart
$0.00
Free Shipping on Orders Over $95
Shop By Vehicle
Shop By
Category
Close Menu
Top Categories
All Categories

Free Catalog
E-Mail Signup
My Account
Track Order
Gift Certificates
Rebates
Help

NGK Spark Plugs WR5IX

Iridium IX Spark Plug 18mm x .460" Reach

NGK Spark Plugs WR5IX

739-WR5IX

jegs shipping
Ships
NGK Spark Plugs WR5IX Iridium IX Spark Plug 18mm x .460" Reach $6.99
Iridium IX Spark Plug
  • 18mm x .460" Reach
  • 13/16" Hex
  • Projected
  • Tapered seat
  • Sold Individually

  • Specifications:

    Manufacturer's Part Number:
    WR5IX

    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 WR5IX fit your vehicle?

    Narrow Results
    Filter By
    Year
    Filter By
    Make
    Filter By
    Model
    Filter By
    SubModel
    Filter By
    EngineType
    Filter By
    CC
    Filter By
    Liter
    Filter By
    Aspiration

    1973-1974 FORD F-250

    • CC: 4917
    • Liter: 4.9
    • SubModel: BASE
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1955 LINCOLN CUSTOM

    • EngineType: ALL
    • SubModel: ALL

    1977 FORD E-150 ECONOLINE

    • CC: 4917
    • Liter: 4.9
    • SubModel: SUPER CARGO
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1982-1983 FORD F-150

    • CC: 4917
    • Liter: 4.9
    • SubModel: XLS
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1982-1983 MERCURY ZEPHYR

    • Liter: 3.3
    • SubModel: GS
    • CUI: 200
    • EngineType: L6 ( 3.3 L / 200 )

    1969 FORD GALAXIE 500

    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1975-1977 MERCURY COMET

    • Liter: 3.3
    • SubModel: BASE
    • CUI: 200
    • EngineType: L6 ( 3.3 L / 200 )

    1958-1959 FORD COUNTRY SEDAN

    • CC: 5441
    • Liter: 5.4
    • SubModel: BASE
    • CUI: 332
    • EngineType: V8 ( 5.4 L / 332 )

    1961-1962 MERCURY MONTEREY

    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1984-1985 FORD F-250

    • CC: 4917
    • Liter: 4.9
    • SubModel: BASE
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1982 FORD MUSTANG

    • Liter: 3.3
    • SubModel: GL
    • CUI: 200
    • EngineType: L6 ( 3.3 L / 200 )

    1968-1969 MERCURY CYCLONE

    • CC: 7014
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1969 FORD CUSTOM

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1964-1966 FORD CUSTOM

    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1982 FORD F-250

    • CC: 4917
    • Liter: 4.9
    • SubModel: XL
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1971 FORD MUSTANG

    • CC: 5753
    • Liter: 5.8
    • SubModel: MACH I
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1957 FORD CUSTOM

    • Liter: 3.7
    • SubModel: BASE
    • CUI: 223
    • EngineType: L6 ( 3.7 L / 223 )

    1969-1972 FORD GALAXIE 500

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

    1958-1959 FORD CUSTOM 300

    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: V8 ( 4.8 L / 292 )

    1969 MERCURY CYCLONE

    • CC: 7030
    • Liter: 7.0
    • SubModel: CJ
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1971-1974 MERCURY MONTEGO

    • CC: 4949
    • Liter: 5.0
    • SubModel: MX
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1964-1967 FORD COUNTRY SQUIRE

    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1962-1963 MERCURY COMET

    • EngineType: ALL
    • SubModel: CUSTOM

    1972 LINCOLN MARK IV

    • EngineType: ALL
    • SubModel: ALL

    1970 FORD TORINO

    • CC: 5753
    • Liter: 5.8
    • SubModel: SQUIRE
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1974 MERCURY MONTEGO

    • CC: 4097
    • Liter: 4.1
    • SubModel: MX BROUGHAM
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1963 FORD SPRINT

    • Liter: 3.6
    • SubModel: BASE
    • CUI: 221
    • EngineType: V8 ( 3.6 L / 221 )

    1969 FORD RANCH WAGON

    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1970 FORD MUSTANG

    • CC: 7014
    • Liter: 7.0
    • SubModel: MACH I
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1966-1968 FORD FALCON

    • EngineType: ALL
    • SubModel: ALL

    1967-1968 FORD F-250

    • EngineType: ALL
    • SubModel: ALL

    1975-1983 FORD E-100 ECONOLINE CLUB WAGON

    • CC: 4917
    • Liter: 4.9
    • SubModel: CUSTOM
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1975 FORD P-400 VAN

    • EngineType: ALL
    • SubModel: CUSTOM

    1975-1983 FORD E-100 ECONOLINE

    • CC: 4917
    • Liter: 4.9
    • SubModel: CUSTOM
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1958-1959 FORD SUNLINER

    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1962 FORD RANCHERO

    • CC: 2360
    • Liter: 2.4
    • SubModel: BASE
    • CUI: 144
    • EngineType: L6 ( 2.4 L / 144 )

    1968 FORD RANCHERO

    • CC: 7014
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1962-1963 MERCURY COMET

    • CC: 2360
    • Liter: 2.4
    • SubModel: BASE
    • CUI: 144
    • EngineType: L6 ( 2.4 L / 144 )

    1965 FORD FALCON

    • EngineType: ALL
    • SubModel: FUTURA

    1957 FORD DEL RIO WAGON

    • EngineType: ALL
    • SubModel: ALL

    1985 FORD E-350 ECONOLINE

    • CC: 4917
    • Liter: 4.9
    • SubModel: XL
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1966-1967 MERCURY COMET

    • Liter: 3.3
    • SubModel: BASE
    • CUI: 200
    • EngineType: L6 ( 3.3 L / 200 )

    1969 FORD MUSTANG

    • Liter: 3.3
    • SubModel: BASE
    • CUI: 200
    • EngineType: L6 ( 3.3 L / 200 )

    1975-1976 FORD F-350

    • Liter: 5.9
    • SubModel: CUSTOM
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1958-1959 FORD VICTORIA

    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1955 FORD SUNLINER

    • CC: 4458
    • Liter: 4.4
    • SubModel: BASE
    • CUI: 272
    • EngineType: V8 ( 4.4 L / 272 )

    1971 MERCURY MONTEREY

    • CC: 5753
    • Liter: 5.8
    • SubModel: CUSTOM
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1971-1974 MERCURY MONTEGO

    • CC: 4949
    • Liter: 5.0
    • SubModel: VILLAGER
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1969 MERCURY CYCLONE

    • CC: 7030
    • Liter: 7.0
    • SubModel: SPOILER
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1972-1974 FORD RANCHERO

    • CC: 5753
    • Liter: 5.8
    • SubModel: 500
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1962-1964 FORD GALAXIE

    • CC: 6391
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969-1970 MERCURY COLONY PARK

    • CC: 7014
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1978-1983 MERCURY ZEPHYR

    • Liter: 3.3
    • SubModel: BASE
    • CUI: 200
    • EngineType: L6 ( 3.3 L / 200 )

    1968 MERCURY MONTEGO

    • CC: 3278
    • Liter: 3.3
    • SubModel: BASE
    • CUI: 200
    • EngineType: L6 ( 3.3 L / 200 )

    1972 FORD THUNDERBIRD

    • CC: 7539
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1960 MERCURY COUNTRY CRUISER

    • Liter: 5.1
    • SubModel: BASE
    • CUI: 312
    • EngineType: V8 ( 5.1 L / 312 )

    1975-1977 MERCURY COMET

    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1969-1970 MERCURY COUGAR

    • CC: 7014
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1983 FORD LTD

    • Liter: 3.3
    • SubModel: BASE
    • CUI: 200
    • EngineType: L6 ( 3.3 L / 200 )

    1960 MERCURY MONTEREY

    • Liter: 5.1
    • SubModel: BASE
    • CUI: 312
    • EngineType: V8 ( 5.1 L / 312 )

    1969 MERCURY CYCLONE

    • CC: 6997
    • Liter: 7.0
    • SubModel: SPOILER
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1975-1976 FORD F-250

    • Liter: 5.9
    • SubModel: RANGER XLT
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1969 FORD GALAXIE 500

    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1970 FORD TORINO

    • CC: 5753
    • Liter: 5.8
    • SubModel: GT
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1969-1971 FORD F-250

    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969 MERCURY COLONY PARK

    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1976 FORD F-150

    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1957 FORD FAIRLANE

    • Liter: 5.1
    • SubModel: BASE
    • CUI: 312
    • EngineType: V8 ( 5.1 L / 312 )

    1968 FORD CUSTOM

    • CC: 4949
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1975-1976 FORD F-100

    • Liter: 5.9
    • SubModel: RANGER XLT
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1961 FORD ECONOLINE CARGO

    • EngineType: ALL
    • SubModel: ALL

    1969 MERCURY MARAUDER

    • CC: 6391
    • Liter: 6.4
    • SubModel: X-100
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1970 FORD FALCON

    • CC: 4098
    • Liter: 4.1
    • SubModel: FUTURA
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1965-1966 FORD FAIRLANE

    • CC: 3277
    • Liter: 3.3
    • SubModel: BASE
    • CUI: 200
    • EngineType: L6 ( 3.3 L / 200 )

    1970 FORD MUSTANG

    • CC: 4950
    • Liter: 5.0
    • SubModel: MACH I
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1967 MERCURY BROUGHAM

    • CC: 7014
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1971-1974 MERCURY CAPRI

    • CC: 1993
    • Liter: 2.0
    • SubModel: BASE
    • CUI: 122
    • EngineType: L4 ( 2.0 L / 122 )

    1960-1961 FORD COUNTRY SQUIRE

    • CC: 3655
    • Liter: 3.6
    • SubModel: BASE
    • CUI: 223
    • EngineType: L6 ( 3.6 L / 223 )

    1962-1964 FORD COUNTRY SEDAN

    • Liter: 3.7
    • SubModel: BASE
    • CUI: 223
    • EngineType: L6 ( 3.7 L / 223 )

    1970 FORD RANCH WAGON

    • CC: 5752
    • Liter: 5.8
    • SubModel: POLICE CRUISER
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1965-1967 MERCURY COMET

    • CC: 6997
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1968 FORD BRONCO

    • CC: 4727
    • Liter: 4.7
    • SubModel: BASE
    • CUI: 289
    • EngineType: V8 ( 4.7 L / 289 )

    1965-1967 FORD COUNTRY SEDAN

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

    1973-1974 FORD F-250

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

    1959-1961 FORD FAIRLANE

    • CC: 5769
    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1957 MERCURY COMMUTER

    • EngineType: ALL
    • SubModel: ALL

    1966 FORD F-250

    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1970-1971 MERCURY CYCLONE

    • CC: 5753
    • Liter: 5.8
    • SubModel: GT
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1975-1981 FORD F-100

    • CC: 4917
    • Liter: 4.9
    • SubModel: RANGER XLT
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1957 FORD FAIRLANE

    • Liter: 4.5
    • SubModel: 500
    • CUI: 272
    • EngineType: V8 ( 4.5 L / 272 )

    1965-1968 MERCURY COMMUTER

    • EngineType: ALL
    • SubModel: ALL

    1969 FORD FALCON

    • Liter: 2.8
    • SubModel: BASE
    • CUI: 170
    • EngineType: L6 ( 2.8 L / 170 )

    1971-1973 FORD THUNDERBIRD

    • CC: 7030
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1956 FORD COURIER SEDAN DELIVERY

    • EngineType: ALL
    • SubModel: ALL

    1969-1971 FORD F-250

    • CC: 4917
    • Liter: 4.9
    • SubModel: BASE
    • CUI: 300
    • EngineType: L6 ( 4.9 L / 300 )

    1962 FORD FALCON SEDAN DELIVERY

    • CC: 2360
    • Liter: 2.4
    • SubModel: BASE
    • CUI: 144
    • EngineType: L6 ( 2.4 L / 144 )

    1969 MERCURY CYCLONE

    • CC: 5752
    • Liter: 5.8
    • SubModel: CJ
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1968-1969 MERCURY MONTEGO

    • CC: 6391
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969-1974 FORD COUNTRY SQUIRE

    • CC: 5753
    • Liter: 5.8
    • SubModel: BASE
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1969 FORD FALCON

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )
    Items You Need