NGK Iridium IX Spark Plug Box of 4 (WR5IX)
SKU 7510
MPN ngk7510
$90.60 · Available to order
NGK Iridium IX Spark Plug Box of 4 (WR5IX)
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
| Years | Make | Model | Submodel | Drive |
|---|---|---|---|---|
| 1976–1978 | Ford | F-100 | Base | — |
| 1975–1978 | Ford | E-100 Econoline | Northland | — |
| 1968 | Ford | Mustang | Shelby GT-500KR | — |
| 1982–1983 | Ford | F-350 | XLS | — |
| 1964–1965 | Mercury | Comet | 404 | — |
| 1957–1958 | Ford | Del Rio Wagon | Base | — |
| 1965–1966 | Ford | P-100 | Base | — |
| 1962 | Mercury | Monterey | Custom S-55 | — |
| 1984–1986 | Ford | E-150 Econoline Club Wagon | XLT | — |
| 1982–1983 | Ford | F-150 | XLS | — |
| 1984–1986 | Ford | Bronco | XLT | — |
| 1963–1970 | Ford | Falcon | Futura | — |
| 1977 | Ford | F-100 | XLT | — |
| 1969–1974 | Ford | E-200 Econoline | Base | — |
| 1956 | Mercury | Medalist | Base | — |
| 1984–1986 | Ford | E-150 Econoline | Base | — |
| 1980–1982 | Mercury | Cougar | XR-7 | — |
| 1962–1967 | Mercury | Villager | Base | — |
| 1960–1969 | Mercury | Comet | Base | — |
| 1983–1984 | Ford | F-350 | XLT | — |
| 1958 | Mercury | Montclair | Turnpike Cruiser | — |
| 1958–1959 | Mercury | Park Lane | Base | — |
| 1978–1980 | Ford | Granada | ESS | — |
| 1964–1971 | Mercury | Cyclone | Base | — |
| 1982–1983 | Ford | F-100 | XLS | — |
| 1982 | Ford | F-150 | XLT Lariat | — |
| 1977–1982 | Ford | E-350 Econoline Club Wagon | Chateau | — |
| 1980–1981 | Ford | Bronco | Ranger XLT | — |
| 1968–1974 | Mercury | Montego | MX | — |
| 1961–1965 | Ford | Falcon Sedan Delivery | Base | — |
| 1952–1954 | Lincoln | Cosmopolitan | Base | — |
| 1955–1974 | Ford | Ranch Wagon | Base | — |
| 1978–1983 | Ford | Fairmont | Futura | — |
| 1983–1984 | Ford | F-150 | XLT | — |
| 1961–1963 | Mercury | Comet | S-22 | — |
| 1975–1982 | Ford | E-150 Econoline | Base | — |
| 1956–1957 | Lincoln | Mark II | Base | — |
| 1980–1982 | Ford | Thunderbird | Base | — |
| 1975–1978 | Ford | E-350 Econoline | Northland | — |
| 1968–1970 | Ford | Galaxie 500 | XL | — |
| 1967 | Mercury | Brougham | Base | — |
| 1969 | Mercury | Cyclone | CJ | — |
| 1977 | Ford | F-350 | XLT | — |
| 1969–1974 | Ford | E-100 Econoline | Club Wagon | — |
| 1964–1968 | Mercury | Park Lane | Base | — |
| 1983–1984 | Ford | F-250 | XLT | — |
| 1967–1973 | Mercury | Marquis | Base | — |
| 1969–1971 | Mercury | Cyclone | Spoiler | — |
| 1967–1974 | Ford | Ranchero | 500 | — |
| 1983 | Ford | Fairmont | S | — |
| 1966–1967 | Mercury | Monterey | S-55 | — |
| 1975–1982 | Ford | E-150 Econoline Club Wagon | Chateau | — |
| 1968–1970 | Ford | Mustang | Shelby GT-500 | — |
| 1985–1986 | Ford | F-250 | XLT Lariat | — |
| 1970–1974 | Ford | Ranchero | Squire | — |
| 1975–1977 | Mercury | Monarch | Ghia | — |
| 1971–1974 | Mercury | Capri | Base | — |
| 1962–1963 | Mercury | Meteor | Custom | — |
| 1975–1983 | Ford | E-250 Econoline | Custom | — |
| 1975–1981 | Ford | F-100 | Ranger XLT | — |
| 1983 | Ford | LTD | Base | — |
| 1970–1974 | Ford | LTD | Brougham | — |
| 1975–1981 | Ford | F-350 | Ranger | — |
| 1975–1977 | Ford | Maverick | Grabber | — |
| 1983–1986 | Ford | E-250 Econoline | XL | — |
| 1955–1960 | Mercury | Montclair | Base | — |
| 1961–1974 | Ford | F-250 | Base | — |
| 1971–1974 | Ford | Pinto | Base | — |
| 1963 | Ford | Club Wagon | Deluxe | — |
| 1975–1983 | Ford | E-350 Econoline | Custom | — |
| 1969–1970 | Mercury | Marauder | Base | — |
| 1983 | Ford | E-100 Econoline Club Wagon | XL | — |
| 1977–1978 | Ford | E-250 Econoline Club Wagon | Northland | — |
| 1958 | Mercury | Medalist | Base | — |
| 1982 | Ford | F-350 | XLT Lariat | — |
| 1976 | Ford | P-350 | Base | — |
| 1971–1972 | Ford | E-300 Econoline | Custom Wagon | — |
| 1979–1981 | Ford | Mustang | Ghia | — |
| 1975 | Ford | P-350 | Custom | — |
| 1983–1986 | Ford | E-350 Econoline | XL | — |
| 1975–1978 | Ford | F-350 | Northland | — |
| 1976–1978 | Ford | F-150 | Base | — |
| 1982 | Ford | Mustang | GLX | — |
| 1981–1982 | Ford | Granada | GL | — |
| 1975–1983 | Ford | E-100 Econoline | Custom | — |
| 1966–1967 | Ford | Fairlane | 500XL | — |
| 1982–1983 | Ford | Bronco | XLT Lariat | — |
| 1968–1974 | Mercury | Montego | Base | — |
| 1976 | Mercury | Monarch | Grand Ghia | — |
| 1955 | Lincoln | Custom | Base | — |
| 1962 | Ford | Falcon | Deluxe | — |
| 1972–1974 | Ford | Gran Torino | Squire | — |
| 1981–1982 | Ford | Granada | L | — |
| 1970–1974 | Mercury | Montego | Villager | — |
| 1955–1959 | Ford | Club | Base | — |
| 1977–1980 | Ford | E-250 Econoline Club Wagon | Base | — |
| 1957 | Ford | Custom | Base | — |
| 1975–1981 | Ford | F-250 | Ranger | — |
| 1969–1970 | Mercury | Cougar | Cobra Jet | — |
| 1977–1982 | Ford | E-350 Econoline Club Wagon | Base | — |
| 1955–1960 | Ford | Sunliner | Base | — |
| 1981–1982 | Ford | Thunderbird | Heritage | — |
| 1982–1986 | Ford | F-250 | XL | — |
| 1973–1974 | Ford | Gran Torino | Brougham | — |
| 1975–1981 | Ford | F-150 | Ranger XLT | — |
| 1975–1982 | Ford | E-100 Econoline Club Wagon | Chateau | — |
| 1979–1980 | Mercury | Capri | Ghia | — |
| 1984–1986 | Ford | E-150 Econoline Club Wagon | Base | — |
| 1955–1974 | Mercury | Monterey | Base | — |
| 1983–1986 | Ford | F-150 | Base | — |
| 1967 | Ford | Club Wagon | Base | — |
| 1978–1983 | Mercury | Zephyr | Base | — |
| 1961–1967 | Ford | Econoline | Base | — |
| 1966–1967 | Mercury | Capri | Base | — |
| 1977–1980 | Ford | E-250 Econoline Club Wagon | Custom | — |
| 1961 | Ford | Galaxie | Sunliner | — |
| 1982 | Ford | F-250 | XLT Lariat | — |
| 1960 | Ford | Starliner | Base | — |
| 1982 | Mercury | Capri | Black Magic | — |
| 1963–1965 | Ford | Falcon | Futura Sprint | — |
| 1983 | Mercury | Marquis | Brougham | — |
| 1982–1983 | Ford | Bronco | XLS | — |
| 1975–1983 | Ford | E-150 Econoline | Custom | — |
| 1968–1974 | Ford | Torino | Base | — |
| 1962–1963 | Mercury | Monterey | Custom | — |
| 1978–1981 | Ford | F-150 | Ranger Lariat | — |
| 1982 | Mercury | Cougar | LS | — |
| 1977 | Ford | F-250 | XLT | — |
| 1952–1959 | Lincoln | Capri | Base | — |
| 1975–1981 | Ford | F-250 | Ranger XLT | — |
| 1955–1974 | Ford | Country Sedan | Base | — |
| 1962–1965 | Ford | Club Wagon | Base | — |
| 1982–1986 | Ford | F-150 | XL | — |
| 1957–1962 | Ford | Fairlane | 500 | — |
| 1968–1971 | Ford | Torino | GT | — |
| 1955–1974 | Ford | Country Squire | Base | — |
| 1975–1982 | Ford | E-150 Econoline | Chateau | — |
| 1965–1974 | Ford | LTD | Base | — |
| 1983–1986 | Ford | E-150 Econoline | XL | — |
| 1959–1960 | Mercury | Country Cruiser | Base | — |
| 1975–1977 | Ford | P-500 | Custom | — |
| 1974 | Mercury | Cougar | XR-7 | — |
| 1975–1982 | Ford | F-150 | Custom | — |
| 1970–1971 | Ford | Torino | Super Cobra Jet | — |
| 1983 | Mercury | Zephyr | Z7 GS | — |
| 1969–1982 | Ford | E-100 Econoline | Base | — |
| 1983 | Ford | LTD | Brougham | — |
| 1975–1982 | Ford | E-100 Econoline Club Wagon | Base | — |
| 1970 | Ford | Ranch Wagon | Police Cruiser | — |
| 1957–1962 | Mercury | Commuter | Base | — |
| 1975–1978 | Ford | F-250 | Northland | — |
| 1955–1956 | Ford | Mainline | Base | — |
| 1981–1982 | Ford | Granada | GLX | — |
| 1980–1982 | Ford | Thunderbird | Town Landau | — |
| 1975–1982 | Ford | F-100 | Custom | — |
| 1974 | Ford | Gran Torino | Elite | — |
| 1963–1964 | Ford | Sprint | Base | — |
| 1969–1971 | Ford | Torino | Cobra | — |
| 1957 | Mercury | Turnpike Cruiser | Base | — |
| 1970–1971 | Mercury | Cyclone | GT | — |
| 1964–1974 | Ford | Custom 500 | Base | — |
| 1975–1977 | Ford | F-500 | Custom | — |
| 1961 | Ford | Galaxie | Town Victoria | — |
| 1960–1970 | Ford | Falcon | Base | — |
| 1978–1981 | Ford | F-350 | Ranger Lariat | — |
| 1985–1986 | Ford | F-150 | XLT Lariat | — |
| 1970–1973 | Ford | Mustang | Mach 1 | — |
| 1978–1982 | Ford | Fairmont | Base | — |
| 1972–1974 | Ford | Gran Torino | Base | — |
| 1984–1986 | Ford | E-350 Econoline | Base | — |
| 1983 | Ford | E-250 Econoline Club Wagon | Custom | — |
| 1975–1978 | Ford | E-150 Econoline | Northland | — |
| 1978–1981 | Ford | F-100 | Ranger Lariat | — |
| 1980–1986 | Ford | Bronco | Custom | — |
| 1961 | Mercury | Meteor | 600 | — |
| 1982 | Mercury | Cougar | GS | — |
| 1970–1971 | Ford | Torino | Brougham | — |
| 1982–1986 | Ford | F-350 | XL | — |
| 1955–1973 | Ford | Thunderbird | Base | — |
| 1973 | Ford | M-400 | Base | — |
| 1964–1968 | Mercury | Commuter | Base | — |
| 1975–1982 | Ford | E-250 Econoline | Chateau | — |
| 1983 | Ford | F-100 | Base | — |
| 1969–1974 | Ford | E-200 Econoline | Club Wagon | — |
| 1982–1983 | Ford | F-100 | XL | — |
| 1983–1986 | Ford | E-150 Econoline Club Wagon | XL | — |
| 1967 | Ford | Club Wagon | Custom | — |
| 1985–1986 | Ford | Bronco | Eddie Bauer | — |
| 1975–1982 | Ford | E-100 Econoline | Chateau | — |
| 1984–1986 | Ford | E-250 Econoline Club Wagon | Base | — |
| 1976–1978 | Ford | F-250 | Base | — |
| 1982–1983 | Ford | F-100 | XLT Lariat | — |
| 1975–1977 | Ford | P-500 | Base | — |
| 1984–1986 | Ford | E-250 Econoline | Base | — |
| 1961–1963 | Mercury | Meteor | Base | — |
| 1975–1981 | Ford | F-350 | Ranger XLT | — |
| 1975–1978 | Ford | F-100 | Northland | — |
| 1957–1971 | Ford | Ranchero | Base | — |
| 1963–1966 | Mercury | Marauder | Base | — |
| 1966 | Ford | Mustang | Shelby GT-350H | — |
| 1961 | Ford | Galaxie | Starliner | — |
| 1962–1963 | Mercury | Meteor | S-33 | — |
| 1978–1981 | Ford | F-250 | Ranger Lariat | — |
| 1959–1967 | Ford | Galaxie | Base | — |
| 1972–1973 | Mercury | Montego | GT | — |
| 1983–1986 | Ford | E-250 Econoline Club Wagon | XL | — |
| 1979–1981 | Ford | Mustang | Base | — |
| 1974 | Ford | M-450 | Base | — |
| 1961 | Ford | Galaxie | Club Victoria | — |
| 1968–1971 | Lincoln | Mark III | Base | — |
| 1969–1970 | Mercury | Marauder | X-100 | — |
| 1982 | Ford | Mustang | GL | — |
| 1975–1976 | Ford | P-400 | Base | — |
| 1975–1978 | Ford | F-150 | Northland | — |
| 1955–1956 | Ford | Customline | Base | — |
| 1977–1983 | Ford | E-350 Econoline Club Wagon | Custom | — |
| 1969–1973 | Mercury | Marquis | Brougham | — |
| 1964–1967 | Mercury | Caliente | Base | — |
| 1975–1983 | Ford | E-100 Econoline Club Wagon | Custom | — |
| 1975–1980 | Ford | Granada | Ghia | — |
| 1966–1974 | Ford | Bronco | Base | — |
| 1967 | Ford | Ranchero | 500 XL | — |
| 1970–1974 | Mercury | Montego | MX Brougham | — |
| 1975–1982 | Ford | F-250 | Custom | — |
| 1955–1956 | Mercury | Custom | Base | — |
| 1969–1974 | Ford | E-300 Econoline | Base | — |
| 1961–1974 | Ford | F-100 | Base | — |
| 1957–1974 | Mercury | Colony Park | Base | — |
| 1966 | Ford | Ranchero | Custom | — |
| 1982–1983 | Mercury | Zephyr | GS | — |
| 1955–1959 | Ford | Skyliner | Base | — |
| 1969–1974 | Ford | E-300 Econoline | Club Wagon | — |
| 1985–1986 | Ford | F-350 | XLT Lariat | — |
| 1971–1972 | Ford | E-200 Econoline | Chateau Wagon | — |
| 1972–1974 | Ford | Gran Torino | Sport | — |
| 1964–1972 | Ford | Custom | Base | — |
| 1969–1971 | Ford | Torino | Squire | — |
| 1965–1970 | Ford | Mustang | Shelby GT-350 | — |
| 1975–1982 | Ford | E-150 Econoline Club Wagon | Base | — |
| 1994 | Dodge | Ram 3500 | Base | — |
| 1967–1972 | Mercury | Cougar | XR-7 | — |
| 1977–1980 | Ford | E-250 Econoline Club Wagon | Chateau | — |
| 1972 | Lincoln | Mark IV | Base | — |
| 1984–1986 | Ford | E-250 Econoline Club Wagon | XLT | — |
| 1975–1983 | Ford | E-150 Econoline Club Wagon | Custom | — |
| 1968–1969 | Ford | Bronco | Roadster | — |
| 1963 | Mercury | Country Cruiser | Base | — |
| 1976–1978 | Ford | F-350 | Base | — |
| 1961–1974 | Ford | F-350 | Base | — |
| 1975–1982 | Ford | E-350 Econoline | Base | — |
| 1969–1974 | Mercury | Monterey | Custom | — |
| 1970–1974 | Ford | E-300 Econoline | Chateau Wagon | — |
| 1967–1972 | Mercury | Cougar | Base | — |
| 1975–1981 | Ford | F-150 | Ranger | — |
| 1962–1963 | Mercury | Comet | Custom | — |
| 1983 | Mercury | Marquis | Base | — |
| 1982 | Mercury | Capri | L | — |
| 1956–1960 | Lincoln | Premier | Base | — |
| 1975–1982 | Ford | F-350 | Custom | — |
| 1964–1973 | Ford | Mustang | Base | — |
| 1979–1982 | Mercury | Capri | Base | — |
| 1958–1972 | Lincoln | Continental | Base | — |
| 1958–1960 | Ford | Custom 300 | Base | — |
| 1984–1986 | Ford | E-350 Econoline Club Wagon | XLT | — |
| 1966–1967 | Mercury | Voyager | Base | — |
| 1964–1970 | Ford | Fairlane | 500 | — |
| 1970–1977 | Ford | Maverick | Base | — |
| 1977 | Ford | F-150 | XLT | — |
| 1970–1973 | Ford | Mustang | Grande | — |
| 1971 | Ford | M-400 | Base | — |
| 1983 | Ford | E-100 Econoline | XL | — |
| 1960 | Ford | Galaxie | Special | — |
| 1968–1974 | Ford | Galaxie 500 | Base | — |
| 1983–1986 | Ford | E-350 Econoline Club Wagon | XL | — |
| 1975–1978 | Ford | E-150 Econoline Club Wagon | Northland | — |
| 1975–1982 | Ford | E-250 Econoline | Base | — |
| 1970 | Mercury | Cougar | Boss 429 | — |
| 1983–1986 | Ford | F-350 | Base | — |
| 1983–1986 | Ford | F-250 | Base | — |
| 1964–1968 | Mercury | Montclair | Base | — |
| 1970–1974 | Ford | E-200 Econoline | Custom Wagon | — |
| 1955–1960 | Ford | Courier Sedan Delivery | Base | — |
| 1971 | Ford | Torino | 500 | — |
| 1977–1978 | Ford | E-350 Econoline Club Wagon | Northland | — |
| 1975–1976 | Ford | P-400 | Custom | — |
| 1975–1978 | Ford | E-250 Econoline | Northland | — |
| 1968–1974 | Ford | Ranchero | GT | — |
| 1967 | Ford | Club Wagon | Deluxe | — |
| 1957–1959 | Mercury | Voyager | Base | — |
| 1981 | Ford | Fairmont | S | — |
| 1965–1974 | Ford | P-350 | Base | — |
| 1984–1986 | Ford | E-350 Econoline Club Wagon | Base | — |
| 1975–1982 | Ford | E-350 Econoline | Chateau | — |
| 1975–1980 | Ford | Granada | Base | — |
| 1968–1973 | Ford | Bronco | Wagon | — |
| 1982–1983 | Ford | F-250 | XLS | — |
| 1970–1971 | Ford | Mustang | Boss 302 | — |
| 1978–1983 | Mercury | Zephyr | Z7 | — |
| 1975–1980 | Mercury | Monarch | Base | — |
| 1975–1981 | Ford | F-100 | Ranger | — |
| 1955–1969 | Ford | Fairlane | Base | — |
| 1956 | Ford | Park Lane Wagon | Base | — |
| 1963 | Mercury | Monterey | S-55 | — |
| 1982 | Ford | Mustang | L | — |
| 1981–1982 | Mercury | Cougar | Base | — |
| 1971–1977 | Mercury | Comet | Base | — |
| 1981–1982 | Mercury | Capri | GS | — |
| 1980 | Ford | Thunderbird | Silver Anniversary | — |
| 1975–1978 | Ford | E-100 Econoline Club Wagon | Northland | — |
| 1960 | Lincoln | Lincoln Series | Base | — |
| 1955–1960 | Ford | Victoria | Base | — |
| Category | Ignition |
|---|---|
| Sub-Category | Spark Plugs |
| UPC | 87295175101 |
| CARB Approved | Yes |
| Special Order | Yes |
| Weight | 4 lb |
| Dimensions (L×W×H) | 12 × 8 × 6 in |