NGK Spark Plugs V-Power Spark Plug UR4 (MPN: 6630)

Enhanced ignitability and performance for efficient engine operation.

The NGK Spark Plugs V-Power Spark Plug UR4 is designed to provide economical performance and improved ignitability compared to standard spark plugs. This spark plug features a 14 millimeter thread size and a 45 degree V-Power center electrode, which enhances anti-fouling characteristics and overall performance. The trivalent metal plating offers superior anti-corrosion and anti-seizing properties, ensuring durability against electrical and chemical wear.

With its ability to lower ignition system voltage requirements, the V-Power spark plug contributes to increased fuel economy and reduced emissions. The nickel core and tip materials provide reliable conductivity and longevity, making it a suitable choice for both original equipment and racing applications. This single spark plug is engineered to meet the demands of modern engines while maintaining optimal performance.

Features

• Lowers Ignition System Voltage Requirements
• Greater Ignitability And Performance Over Conventional Spark Plugs
• Trivalent Metal Plating For Superior Anti-Corrosion And Anti-Seizing Properties
• Increased Fuel Economy And Lower Emissions
• Highly Durable Against Electrical And Chemical Wear
• Good Performance Spark Plug
• 45 Degree V-Power Center Electrode. Increase Anti-Fouling Characteristics And Performance

Specifications

• Manufacturer: NGK Spark Plugs
• Manufacturer Part Number: 6630
• Resistor: Yes
• Electrode Type: Standard
• Electrode Core Material: Nickel
• Electrode Tip Material: Nickel
• Insulator Type: Projected
• Thread Size (IN): 0.551 Inch
• Quantity: Single
• Reach: 0.438 Inch
• Seat Type: Tapered
• Wrench Diameter: 5/8 Inch

Compatibility / Fit

• 1973-1974 Buick Apollo
• 1971-1973 Buick Centurion
• 1973-1974 Buick Century
• 1977-1980 Buick Century
• 1991-1991 Buick Commercial Chassis
• 1967-1974 Buick Electra
• 1970-1974 Buick Estate Wagon
• 1967-1967 Buick Gran Sport
• 1970-1972 Buick GS
• 1968-1969 Buick GS 350
• 1968-1969 Buick GS 400
• 1970-1972 Buick GS 455
• 1968-1974 Buick LeSabre
• 1978-1980 Buick LeSabre
• 1973-1974 Buick Regal
• 1977-1981 Buick Regal
• 1984-1987 Buick Regal
• 1967-1974 Buick Riviera
• 1979-1981 Buick Riviera
• 1984-1985 Buick Riviera
• 1991-1991 Buick Roadmaster
• 1967-1972 Buick Skylark
• 1977-1979 Buick Skylark
• 1968-1969 Buick Special
• 1968-1972 Buick Sportwagon
• 1967-1970 Buick Wildcat
• 1991-1992 Cadillac Brougham
• 1993-1993 Cadillac Commercial Chassis
• 1993-1993 Cadillac Fleetwood
• 1970-1974 Checker Marathon
• 1976-1978 Checker Marathon
• 1971-1971 Chevrolet Bel Air
• 1971-1971 Chevrolet Biscayne
• 1971-1971 Chevrolet Blazer
• 1971-1971 Chevrolet Brookwood
• 1976-1986 Chevrolet C10
• 1971-1971 Chevrolet C10 Pickup
• 1971-1971 Chevrolet C10 Suburban
• 1976-1986 Chevrolet C10 Suburban
• 1976-1986 Chevrolet C20
• 1971-1971 Chevrolet C20 Pickup
• 1971-1971 Chevrolet C20 Suburban
• 1976-1986 Chevrolet C20 Suburban
• 1976-1984 Chevrolet C30
• 1971-1971 Chevrolet C30 Pickup
• 1971-1971 Chevrolet Camaro
• 1975-1992 Chevrolet Camaro
• 1971-1971 Chevrolet Caprice
• 1976-1993 Chevrolet Caprice
• 1971-1971 Chevrolet Chevelle
• 1971-1971 Chevrolet Corvette
• 1976-1982 Chevrolet Corvette
• 1984-1984 Chevrolet Corvette
• 1988-1991 Chevrolet Corvette
• 1970-1971 Chevrolet El Camino
• 1976-1985 Chevrolet El Camino
• 1987-1987 Chevrolet El Camino
• 1976-1984 Chevrolet G10
• 1971-1971 Chevrolet G10 Van
• 1976-1984 Chevrolet G20
• 1971-1971 Chevrolet G20 Van
• 1976-1984 Chevrolet G30
• 1971-1971 Chevrolet G30 Van
• 1971-1971 Chevrolet Impala
• 1976-1985 Chevrolet Impala
• 1976-1986 Chevrolet K10
• 1971-1971 Chevrolet K10 Pickup
• 1971-1971 Chevrolet K10 Suburban
• 1976-1983 Chevrolet K10 Suburban
• 1986-1986 Chevrolet K10 Suburban
• 1976-1985 Chevrolet K20
• 1971-1971 Chevrolet K20 Pickup
• 1971-1971 Chevrolet K20 Suburban
• 1976-1986 Chevrolet K20 Suburban
• 1977-1980 Chevrolet K30
• 1982-1984 Chevrolet K30
• 1971-1971 Chevrolet K30 Pickup
• 1976-1986 Chevrolet K5 Blazer
• 1970-1971 Chevrolet Kingswood
• 1978-1983 Chevrolet Malibu
• 1970-1971 Chevrolet Monte Carlo
• 1976-1988 Chevrolet Monte Carlo
• 1976-1979 Chevrolet Monza
• 1971-1971 Chevrolet Nova
• 1975-1979 Chevrolet Nova
• 1977-1979 Chevrolet P10
• 1971-1972 Chevrolet P10 Van
• 1976-1976 Chevrolet P20
• 1979-1984 Chevrolet P20
• 1970-1972 Chevrolet P20 Van
• 1976-1976 Chevrolet P30
• 1978-1984 Chevrolet P30
• 1970-1972 Chevrolet P30 Van
• 1970-1971 Chevrolet Townsman
• 1976-1976 Chevrolet Vega
• 1980-1983 Chrysler Cordoba
• 1983-1983 Chrysler Fifth Avenue
• 1978-1981 Chrysler LeBaron
• 1982-1982 Chrysler New Yorker
• 1979-1981 Chrysler Newport
• 1978-1981 Chrysler Town & Country
• 1976-1980 Dodge Aspen
• 1975-1980 Dodge B100
• 1974-1974 Dodge B100 Van
• 1981-1987 Dodge B150
• 1975-1980 Dodge B200
• 1974-1974 Dodge B200 Van
• 1981-1987 Dodge B250
• 1975-1980 Dodge B300
• 1974-1974 Dodge B300 Van
• 1975-1975 Dodge CB300
• 1977-1979 Dodge CB300
• 1976-1976 Dodge Charger
• 1975-1976 Dodge Coronet
• 1975-1979 Dodge D100
• 1984-1987 Dodge D100
• 1977-1987 Dodge D150
• 1975-1980 Dodge D200
• 1981-1987 Dodge D250
• 1975-1978 Dodge D300
• 1975-1976 Dodge Dart
• 1978-1983 Dodge Diplomat
• 1980-1983 Dodge Mirada
• 1977-1978 Dodge Monaco
• 1975-1980 Dodge Ramcharger
• 1979-1981 Dodge St. Regis
• 1975-1977 Dodge W100
• 1984-1987 Dodge W100
• 1978-1987 Dodge W150
• 1975-1980 Dodge W200
• 1981-1982 Dodge W250
• 1975-1978 Dodge W300
• 1982-1982 Dodge W350
• 1976-1988 Ford Bronco
• 1970-1974 Ford Country Sedan
• 1970-1974 Ford Country Squire
• 1970-1972 Ford Custom
• 1970-1976 Ford Custom 500
• 1975-1983 Ford E-100 Econoline
• 1975-1983 Ford E-100 Econoline Club Wagon
• 1975-1988 Ford E-150 Econoline
• 1975-1985 Ford E-150 Econoline Club Wagon
• 1975-1988 Ford E-250 Econoline
• 1975-1991 Ford E-250 Econoline Club Wagon
• 1975-1996 Ford E-350 Econoline
• 1977-1996 Ford E-350 Econoline Club Wagon
• 1996-1996 Ford Econoline Super Duty
• 1975-1976 Ford Elite
• 1973-1974 Ford F-100
• 1976-1979 Ford F-100
• 1981-1982 Ford F-100
• 1975-1988 Ford F-150
• 1973-1996 Ford F-250
• 1973-1996 Ford F-350
• 1988-1988 Ford F-Super Duty
• 1990-1996 Ford F-Super Duty
• 1969-1970 Ford Fairlane
• 1970-1970 Ford Falcon
• 1969-1974 Ford Galaxie 500
• 1972-1976 Ford Gran Torino
• 1975-1976 Ford Granada
• 1970-1976 Ford LTD
• 1981-1986 Ford LTD
• 1987-1991 Ford LTD Crown Victoria
• 1975-1976 Ford Maverick
• 1969-1973 Ford Mustang
• 1984-1985 Ford Mustang
• 1975-1976 Ford Mustang II
• 1976-1976 Ford P-350
• 1976-1976 Ford P-400
• 1976-1977 Ford P-500
• 1970-1974 Ford Ranch Wagon
• 1970-1977 Ford Ranchero
• 1972-1973 Ford Thunderbird
• 1975-1976 Ford Thunderbird
• 1970-1976 Ford Torino
• 1976-1978 GMC C15
• 1976-1978 GMC C15 Suburban
• 1971-1971 GMC C15/C1500 Pickup
• 1971-1971 GMC C15/C1500 Suburban
• 1979-1986 GMC C1500
• 1979-1986 GMC C1500 Suburban
• 1976-1978 GMC C25
• 1976-1978 GMC C25 Suburban
• 1971-1971 GMC C25/C2500 Pickup
• 1971-1971 GMC C25/C2500 Suburban
• 1979-1986 GMC C2500
• 1979-1986 GMC C2500 Suburban
• 1976-1978 GMC C35
• 1971-1971 GMC C35/C3500 Pickup
• 1979-1980 GMC C3500
• 1982-1984 GMC C3500
• 1986-1986 GMC C3500
• 1978-1987 GMC Caballero
• 1976-1978 GMC G15
• 1971-1971 GMC G15/G1500 Van
• 1979-1984 GMC G1500
• 1976-1978 GMC G25
• 1971-1971 GMC G25/G2500 Van
• 1979-1984 GMC G2500
• 1976-1978 GMC G35
• 1971-1971 GMC G35/G3500 Van
• 1979-1984 GMC G3500
• 1971-1971 GMC Jimmy
• 1976-1983 GMC Jimmy
• 1985-1986 GMC Jimmy
• 1976-1978 GMC K15
• 1976-1978 GMC K15 Suburban
• 1971-1971 GMC K15/K1500 Pickup
• 1971-1971 GMC K15/K1500 Suburban
• 1979-1986 GMC K1500
• 1979-1984 GMC K1500 Suburban
• 1976-1978 GMC K25
• 1976-1978 GMC K25 Suburban
• 1971-1971 GMC K25/K2500 Pickup
• 1971-1971 GMC K25/K2500 Suburban
• 1979-1985 GMC K2500
• 1979-1984 GMC K2500 Suburban
• 1977-1978 GMC K35
• 1971-1971 GMC K35/K3500 Pickup
• 1979-1984 GMC K3500
• 1971-1971 GMC P15/P1500 Van
• 1979-1979 GMC P1500
• 1976-1976 GMC P25
• 1970-1971 GMC P25/P2500 Van
• 1979-1984 GMC P2500
• 1976-1976 GMC P35
• 1978-1978 GMC P35
• 1970-1971 GMC P35/P3500 Van
• 1979-1984 GMC P3500
• 1971-1971 GMC Sprint
• 1975-1977 GMC Sprint
• 1969-1971 Jeep J-100
• 1969-1971 Jeep J-2500
• 1969-1970 Jeep J-2600
• 1969-1970 Jeep J-2700
• 1969-1970 Jeep J-3500
• 1969-1970 Jeep J-3600
• 1969-1970 Jeep J-3700
• 1969-1970 Jeep J-3800
• 1971-1971 Jeep Wagoneer
• 1973-1976 Lincoln Continental
• 1973-1976 Lincoln Mark IV
• 1984-1985 Mercury Capri
• 1970-1974 Mercury Colony Park
• 1971-1976 Mercury Comet
• 1969-1978 Mercury Cougar
• 1969-1971 Mercury Cyclone
• 1975-1976 Mercury Grand Marquis
• 1978-1978 Mercury Grand Marquis
• 1986-1986 Mercury Grand Marquis
• 1971-1976 Mercury Marquis
• 1978-1978 Mercury Marquis
• 1975-1977 Mercury Monarch
• 1970-1976 Mercury Montego
• 1971-1974 Mercury Monterey
• 1977-1977 Oldsmobile Custom Cruiser
• 1991-1992 Oldsmobile Custom Cruiser
• 1970-1971 Oldsmobile Cutlass
• 1976-1976 Oldsmobile Cutlass
• 1978-1980 Oldsmobile Cutlass
• 1978-1980 Oldsmobile Cutlass Calais
• 1980-1980 Oldsmobile Cutlass Cruiser
• 1982-1982 Oldsmobile Cutlass Cruiser
• 1978-1980 Oldsmobile Cutlass Salon
• 1976-1976 Oldsmobile Cutlass Supreme
• 1978-1980 Oldsmobile Cutlass Supreme
• 1977-1977 Oldsmobile Delta 88
• 1970-1971 Oldsmobile F85
• 1973-1974 Oldsmobile Omega
• 1976-1979 Oldsmobile Omega
• 1977-1979 Oldsmobile Starfire
• 1974-1976 Plymouth Duster
• 1975-1978 Plymouth Fury
• 1980-1983 Plymouth Gran Fury
• 1975-1980 Plymouth PB100
• 1974-1974 Plymouth PB100 Van
• 1981-1983 Plymouth PB150
• 1975-1978 Plymouth PB200
• 1980-1980 Plymouth PB200
• 1974-1974 Plymouth PB200 Van
• 1981-1983 Plymouth PB250
• 1975-1976 Plymouth Scamp
• 1975-1980 Plymouth Trailduster
• 1975-1976 Plymouth Valiant
• 1976-1980 Plymouth Volare
• 1972-1974 Pontiac Bonneville
• 1983-1986 Pontiac Bonneville
• 1972-1974 Pontiac Catalina
• 1970-1974 Pontiac Firebird
• 1976-1985 Pontiac Firebird
• 1987-1992 Pontiac Firebird
• 1973-1974 Pontiac Grand Am
• 1978-1980 Pontiac Grand Am
• 1976-1980 Pontiac Grand LeMans
• 1972-1974 Pontiac Grand Prix
• 1978-1980 Pontiac Grand Prix
• 1983-1987 Pontiac Grand Prix
• 1972-1974 Pontiac Grand Safari
• 1972-1974 Pontiac Grandville
• 1972-1973 Pontiac GTO
• 1970-1974 Pontiac LeMans
• 1976-1980 Pontiac LeMans
• 1983-1986 Pontiac Parisienne
• 1977-1979 Pontiac Phoenix
• 1978-1979 Pontiac Sunbird
• 1970-1970 Pontiac Tempest
• 1971-1974 Pontiac Ventura
• 1976-1977 Pontiac Ventura