R44XLS | Nickel Spark Plug

Resistor Plug: Yes
Center Electrode Core Material: Copper
Center Electrode Material: Nickel
Gap: 0.039"
Ground Configuration: Single
Ground Electrode Core Material: Nickel Alloy
Ground Electrode Quantity: 1
Ground Electrode Tip Design: Single Prong Electrode
Heat Range: 4
Hex Size: 13/16"
Resistance: 2-20 kOhm
Spark Plug Seat Style: Gasket
Thread Diameter: 0.551"
Thread Reach: 0.75" 

Fits:

Buick
Opel 1976-1979
Skyhawk 1982-1986 

Chevrolet
Bel Air 1958-1961
Biscayne 1958-1961
Blazer 1969
Brookwood 1958-1961
CK Pickup 1966-1969
Del Ray 1958
El Camino 1967-1969
G-Series 1964-1965, 1967-1969
Impala 1958-1961
Kingswood 1959-1961
LUV 1972-1980
Nomad 1958-1961
P-Series 1963-1969
Parkwood 1959-1961
Suburban 1966-1969
Yeoman 1958

Chrysler
Concorde 1994
Cordoba 1975-1983
Daytona 1984-1993
Dynasty 1988-1993
E-Class 1983-1984
Executive 1983-1986
Imperial 1956-1958, 1981-1983
Intrepid 1994-1996
Laser 1984-1986
Le Baron 1977-1994
New Yorker 1956-1958, 1977-1988
Newport 1956-1958, 1974-1981
Saratoga 1957-1958
St Regis 1956
TC 1989
Town and Country 1956-1958, 1978-1988
Windsor 1957-1958
300 1956-1958

Dodge
A100 1964-1970
A108 1967-1970
Aries 1981-1989
Aspen 1976-1980
B-Series 1971-1992
CB300 1973-1980
Caravan 1984-1995
Challenger 1970-1972, 1974, 1978-1983
Charger 1967-1972, 1974-1978, 1983-1987
Colt 1978-1980
Coronet 1957-1958, 1967-1972, 1974-1976
Custom 1957-1958
DW Pickup 1960-1992
Dakota 1987-1995
Dart 1967-1972, 1974-1976
Daytona 1984-1993
Diplomat 1977-1989
Dynasty 1988-1993
Grand Caravan 1987-1989
Intrepid 1994-1995
Lancer 1957-1958, 1985-1989
MB300 1970-1974
Magnum 1978-1979
Mirada 1980-1983
Monaco 1974-1978
Omni 1978-1990
P100 1965-1966, 1968
P100 Van 1961, 1967
P200 1961, 1965-1974
P300 1961, 1965, 1967-1974
Power Wagon 1960-1974
R300 1972-1974
RD200 1978-1980
Raider 1987
Ram 50 1979-1987
Ramcharger 1974-1992
Rampage 1982-1984
Royal 1957-1958
Shadow 1987-1994
Sierra 1957-1959
Spirit 1989-1995
St. Regis 1979-1981
Suburban 1957-1958
Truck 1955-1960
400 1982-1983
600 1983-1988 

Ford
Consul 1951-1964
Mustang 1974-1976
Pinto 1975-1976
Zephyr 1952-1963
Zodiac 1955-1964

GMC
1000 Series 1960-1966
1500 Series 1960-1966
2500 Series 1960-1966
3000 Series 1960-1966
3500 Series 1960-1966
CK Pickup 1960-1962, 1966-1969
G-Series 1963-1969
I-Series 1966
L3500 1965-1967
P-Series 1966-1969
PB-Series 1963-1966
Suburban 1960-1969
Truck 1960 

Hudson
Hornet 1955-1957 

International
M1100 1972
M1200 1972
M800 1972
MHC1310 1974
MS1210 1972-1974
Scout 1972-1974
100 1974
200 1974
1010 1972-1973
1110 1972-1973
1210 1972-1973
1310 1972-1973 

Jeep
CJ 1971-1981
Cherokee 1974-1983
Commando 1972-1973
DJ 1972-1977
Gladiator 1967-1969
J-Series 1965-1988
Wagoneer 1966-1991 

Mercury
Bobcat 1975-1976
Capri 1974-1976 

Oldsmobile
Firenza 1982-1986

Packard
Caribbean 1955-1956
Clipper 1955-1956
Executive 1956
Four-Hundred 1955-1956
Patrician 1955-1956
Panther
J-72 1972-1974

Plymouth
Acclaim 1989-1995
Arrow 1979-1982
Barracuda 1968-1974
Belvedere 1967, 1969, 1971
Caravelle 1978-1989
Colt 1978-1980
Duster 1970-1976
Expo 1987-1989
Fury 1971, 1974-1978, 1980-1989
GTX 1969-1971
Grand Voyager 1987-1988
Horizon 1978-1990
PB-Series 1974-1983
Reliant 1981-1989
Sapporo 1978-1983
Satellite 1967-1974
Scamp 1975-1976, 1983
Sundance 1987-1994
Superbird 1970
TC3 1980-1982
Trailduster 1974-1981
Turismo 1983-1987
Valiant 1968-1976
Volare 1976-1980
Voyager 1984-1995

Pontiac
Acadian 1968-1969
Firebird 1967-1969
Laurentian 1958-1961, 1968-1969
LeMans 1967-1969
Parisienne 1959-1961, 1968-1969
Strato-Chief 1958-1961
Sunbird 1982-1986, 1989
Tempest 1967-1969 

Studebaker
Commander 1965-1966
Cruiser 1965-1966
Daytona 1965-1966
Wagonaire 1966

Sunbeam
Alpine 1953-1955, 1960-1965
MK III 1955
Rapier 1960-1965
Sunbeam-Talbot 80 1948-1950
Sunbeam-Talbot 90 1948-1954