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NGK Spark Plugs V-Power Resistor Spark Plug 14mm x .460" Reach

739-UR4


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NGK Spark Plugs UR4
$2.49
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V-Power Resistor Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
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    1971  GMC G35/G3500 VAN

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY
    • Engine Vin: N
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1971  GMC K15/K1500 PICKUP

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: B
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971  GMC G35/G3500 VAN

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY
    • Engine Vin: C
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1971  GMC G35/G3500 VAN

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: VANDURA
    • Engine Vin: C
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1971  GMC G35/G3500 VAN

    • Fitment_Note: Gap 0.035"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: VANDURA
    • Engine Vin: E
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971  MERCURY COUGAR

    • Fitment_Note: Gap 0.034"
    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XR-7
    • Engine Vin: J
    • CUI: 429
    • EngineType: V8 ( 7 L / 429 )

    1979  GMC K1500

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1973  FORD GALAXIE 500

    • Fitment_Note: Gap 0.034"
    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: C
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1971  GMC K15/K1500 PICKUP

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1973  MERCURY MONTEGO

    • Fitment_Note: Gap 0.034"
    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1971  OLDSMOBILE CUTLASS

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: S
    • Engine Vin: -
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1979  GMC K1500

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA CLASSIC
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1981  GMC C1500

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1983-1984  PONTIAC BONNEVILLE

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1973  FORD GRAN TORINO

    • Fitment_Note: Gap 0.034"
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORT
    • Engine Vin: S
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1971  GMC K25/K2500 PICKUP

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1973  MERCURY MONTEGO

    • Fitment_Note: Gap 0.034"
    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: MX
    • Engine Vin: N
    • CUI: 429
    • EngineType: V8 ( 7 L / 429 )

    1971  PONTIAC LEMANS

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: T37
    • Engine Vin: -
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1981  GMC C1500

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979-1980  CHEVROLET MALIBU

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ESTATE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1976-1977  PONTIAC GRAND LEMANS

    • Fitment_Note: Gap 0.045"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: LE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982  CHEVROLET K10 SUBURBAN

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1984  CHEVROLET C10 SUBURBAN

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1978  GMC C25 SUBURBAN

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1971  JEEP J-100

    • Fitment_Note: Gap 0.035"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: 9
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982-1983  CHEVROLET C20 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SILVERADO
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976-1984  CHEVROLET K10

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974  FORD LTD

    • Fitment_Note: Gap 0.044"
    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BROUGHAM
    • Engine Vin: C
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1972-1974  PONTIAC LEMANS

    • Fitment_Note: Gap 0.040"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976  GMC C25 SUBURBAN

    • Fitment_Note: Gap 0.045"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976  CHEVROLET G20

    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BEAUVILLE
    • Engine Vin: U
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1972-1973  BUICK LESABRE

    • Fitment_Note: Gap 0.040"
    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: T
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1971  GMC K25/K2500 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974  FORD F-350

    • Fitment_Note: Gap 0.044"
    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: J
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1970-1971  FORD TORINO

    • Fitment_Note: Gap 0.034"
    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GT
    • Engine Vin: M
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1979  GMC G3500

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: VANDURA
    • Engine Vin: D
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1979  FORD F-250

    • Fitment_Note: Gap 0.044"
    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RANGER XLT
    • Engine Vin: J
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1971  GMC K25/K2500 SUBURBAN

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1971  PONTIAC LEMANS

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: T37
    • Engine Vin: -
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1971  GMC C25/C2500 SUBURBAN

    • Fitment_Note: Gap 0.035"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 307
    • EngineType: V8 ( 5 L / 307 )

    1977  FORD F-100

    • Fitment_Note: Gap 0.044"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XLT
    • Engine Vin: G
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )

    1984  GMC C1500

    • Fitment_Note: Gap 0.045"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA CLASSIC
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982  DODGE D150

    • Fitment_Note: Gap 0.035"
    • Liter: 3.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: MISER
    • Engine Vin: W
    • CUI: 225
    • EngineType: L6 ( 3.7 L / 225 )

    1982  FORD F-100

    • Fitment_Note: Gap 0.044"
    • Liter: 4.2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XLS
    • Engine Vin: D
    • CUI: 255
    • EngineType: V8 ( 4.2 L / 255 )

    1981-1984  CHEVROLET G30

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEVY VAN
    • Engine Vin: D
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1974  MERCURY COLONY PARK

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1978  GMC C35

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA CLASSIC
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1982-1983  GMC JIMMY

    • Fitment_Note: Gap 0.045"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976  CHEVROLET NOVA

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: POLICE
    • Engine Vin: Q
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1971  CHEVROLET C20 SUBURBAN

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: C
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1971  CHEVROLET K10 SUBURBAN

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1976  FORD GRAN TORINO

    • Fitment_Note: Gap 0.044"
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: S
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1974  FORD RANCH WAGON

    • Fitment_Note: Gap 0.044"
    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1979-1982  GMC C1500

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: D
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1972-1974  PONTIAC LEMANS

    • Fitment_Note: Gap 0.040"
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975-1979  CHEVROLET CAMARO

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: D
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1976  GMC C35

    • Fitment_Note: Gap 0.045"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: HIGH SIERRA
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971  CHEVROLET CHEVELLE

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CONCOURS
    • Engine Vin: -
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1970  BUICK LESABRE

    • Fitment_Note: Gap 0.030"
    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1977-1978  GMC C25 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973  BUICK CENTURION

    • Fitment_Note: Gap 0.040"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1981  FORD LTD

    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: COUNTRY SQUIRE
    • Engine Vin: G
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1979-1980  GMC P3500

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1983  CHEVROLET K20 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973  FORD GRAN TORINO

    • Fitment_Note: Gap 0.034"
    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1971  GMC K35/K3500 PICKUP

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: C
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1970-1971  FORD TORINO

    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SUPER COBRA JET
    • Engine Vin: C
    • CUI: 429
    • EngineType: V8 ( 7 L / 429 )

    1979  GMC K1500 SUBURBAN

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA CLASSIC
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1976  CHECKER MARATHON

    • Fitment_Note: Gap 0.045"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: DELUXE
    • Engine Vin: -
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971  GMC K25/K2500 SUBURBAN

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974-1976  FORD RANCHERO

    • Fitment_Note: Gap 0.044"
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: GT
    • Engine Vin: S
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1971  PONTIAC VENTURA

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: -
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1976  CHEVROLET K10

    • Fitment_Note: Gap 0.045"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SILVERADO
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976  GMC C25

    • Fitment_Note: Gap 0.045"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA GRANDE
    • Engine Vin: V
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1974  PONTIAC CATALINA

    • Fitment_Note: Gap 0.040"
    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SAFARI
    • Engine Vin: Y
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1976-1980  CHEVROLET K5 BLAZER

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CHEYENNE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1984  PONTIAC FIREBIRD

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: TRANS AM
    • Engine Vin: G
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1971  CHEVROLET G20 VAN

    • Fitment_Note: Gap 0.035"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976-1978  CHEVROLET K10 SUBURBAN

    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM DELUXE
    • Engine Vin: D
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1982  DODGE W350

    • Fitment_Note: Gap 0.035"
    • Liter: 5.2
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1982-1983  CHEVROLET G30

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORTVAN
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1981-1983  CHEVROLET G10

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORTVAN
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1978  PONTIAC PHOENIX

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1972-1974  PONTIAC FIREBIRD

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: ESPRIT
    • Engine Vin: D
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1973-1974  PONTIAC VENTURA

    • Fitment_Note: Gap 0.040"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982  FORD F-150

    • Fitment_Note: Gap 0.044"
    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XLT LARIAT
    • Engine Vin: G
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1976  PLYMOUTH DUSTER

    • Fitment_Note: Gap 0.035"
    • Liter: 3.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SPORT
    • Engine Vin: C
    • CUI: 225
    • EngineType: L6 ( 3.7 L / 225 )

    1981-1984  GMC C2500

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1982  CHEVROLET G30

    • Fitment_Note: Gap 0.045"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BEAUVILLE
    • Engine Vin: F
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1971  CHEVROLET K20 SUBURBAN

    • Fitment_Note: Gap 0.035"
    • Liter: 4.1
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: C
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1974  MERCURY COUGAR

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: XR-7
    • Engine Vin: A
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1978  MERCURY GRAND MARQUIS

    • Fitment_Note: Gap 0.044"
    • Liter: 5.8
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1987-1991  FORD E-350 ECONOLINE

    • Liter: 7.5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: CUSTOM
    • Engine Vin: G
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1972-1974  PONTIAC VENTURA

    • Fitment_Note: Gap 0.040"
    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: N
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982-1984  CHEVROLET K30

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SCOTTSDALE
    • Engine Vin: M
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1972  FORD GALAXIE 500

    • Liter: 7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: BASE
    • Engine Vin: N
    • CUI: 429
    • EngineType: V8 ( 7 L / 429 )

    1979  GMC K1500

    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: SIERRA CLASSIC
    • Engine Vin: U
    • CUI: 305
    • EngineType: V8 ( 5 L / 305 )

    1981  CHEVROLET C20

    • Liter: 5.7
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: DELUXE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979  GMC G3500

    • Fitment_Note: Gap 0.045"
    • Liter: 6.6
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RALLY STX
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1978-1979  FORD F-150

    • Fitment_Note: Gap 0.044"
    • Liter: 5
    • Aspiration: NATURALLY ASPIRATED
    • SubModel: RANGER LARIAT
    • Engine Vin: G
    • CUI: 302
    • EngineType: V8 ( 5 L / 302 )
    UR4 is rated 4.3 out of 5 by 3.
    Rated 5 out of 5 by from quallity plug these to replace my existing plug in my gen.1 sb chev
    Date published: 2017-12-03
    Rated 3 out of 5 by from Wrong part They items were not correct for the big block chrysler 383.
    Date published: 2018-04-24
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    does this add more performance.

    Asked by: Tae22
    This provides a better "burn" of the intake charge in the cylinders, this can result in increased power depending on how efficient your current system is.
    Answered by: Rusty B
    Date published: 2020-01-13
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    Items You Need

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    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

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    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.