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B&M 20234

Adjustable Vacuum Modulator GM TH350 & TH400

B&M 20234

130-20234

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B&M 20234 Adjustable Vacuum Modulator GM TH350 & TH400 $34.99
Adjustable Vacuum Modulator
  • GM TH350/TH400

  • Specifications:

    Modulator Valve Finish
    Gold iridited
    Modulator Valve Material
    Steel
    Quantity
    Sold individually
    Manufacturer's Part Number:
    20234

    Adjust Vacuum and Shift Points

    B&M’s Vacuum Modulator is fully adjustable, allowing you to tailor your shift points to within a range of 2-4 mph. Equipped with a gold irradiated finish and an O-ring seal to stop leaks. Comes supplied pre-adjusted for normal shift points.

    Features:
  • Fully Adjustable.
  • Tailors To Custom Shift Points.
  • Comes Supplied With Pre-Adjusted Shift Points.

    Note: If your engine does not make adequate vacuum you will not be able to make the stock or B&M modulator work properly; usually resulting in late, hard shifts.

  • Does B&M 20234 fit your vehicle?

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    Aspiration

    1971 PONTIAC VENTURA

    • CC: 5733
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968 GMC C15/C1500 SUBURBAN

    • CC: 5031
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1974 PONTIAC VENTURA

    • CC: 5733
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • Aspiration: N
    • SubModel: GTO
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973 PONTIAC GRAND AM

    • CC: 6555
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969 CHEVROLET K10 PICKUP

    • CC: 3769
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1982 CHEVROLET C20 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SCOTTSDALE
    • EngineType: ALL

    1973 CHEVROLET CAMARO

    • CC: 5737
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • Aspiration: N
    • SubModel: RS
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 CHEVROLET K20 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970 OLDSMOBILE DELTA 88

    • CC: 5737
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: ROYALE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975 CHEVROLET NOVA

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.3
    • SubModel: BASE
    • CUI: 262
    • EngineType: V8 ( 4.3 L / 262 )

    1969 BUICK SPECIAL

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1978 PONTIAC GRAND PRIX

    • CC: 3800
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1981 CHEVROLET C10 PICKUP

    • CC: 4097
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.1
    • SubModel: CHEYENNE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1980 PONTIAC GRAND PRIX

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: ALL
    • EngineType: ALL

    1973 CHEVROLET K10 SUBURBAN

    • CC: 5736
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973 CHEVROLET P30 VAN

    • EngineType: ALL
    • SubModel: ALL

    1966 CHEVROLET BISCAYNE

    • CC: 4638
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1969 GMC C35/C3500 PICKUP

    • CC: 4801
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1989-1990 GMC C1500 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SIERRA SLX
    • EngineType: ALL

    1980 CADILLAC FLEETWOOD

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: BROUGHAM D'ELEGANCE
    • EngineType: ALL

    1977 PONTIAC CATALINA

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.9
    • SubModel: BASE
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1985 CHEVROLET K20 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SCOTTSDALE
    • EngineType: ALL

    1981 BUICK CENTURY

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: LIMITED
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 CHEVROLET K20 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 6.6
    • Aspiration: N
    • SubModel: CHEYENNE
    • Engine Vin: X
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1990 GMC G15/G1500 VAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.0
    • SubModel: RALLY
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1971 PONTIAC GRANDVILLE

    • CC: 7456
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1980 OLDSMOBILE CUTLASS

    • CC: 3800
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 3.8
    • SubModel: LS
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1979-1981 GMC C1500 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SIERRA CLASSIC
    • EngineType: ALL

    1980 CHEVROLET MONTE CARLO

    • CC: 3800
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 3.8
    • SubModel: SPORT
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1972 CHEVROLET TOWNSMAN

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977 PONTIAC LEMANS

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 6.6
    • SubModel: SAFARI
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1981-1982 CHEVROLET K20 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SILVERADO
    • EngineType: ALL

    1972 CHEVROLET NOVA

    • CC: 5737
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982-1984 GMC C2500 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: ALL
    • EngineType: ALL

    1975 CHEVROLET CAPRICE

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1989 CHEVROLET K2500 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: ALL
    • EngineType: ALL

    1975-1981 CHEVROLET C30 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: CHEYENNE
    • EngineType: ALL

    1965-1966 BUICK SKYLARK

    • CC: 6555
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1973-1977 BUICK REGAL

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: ALL
    • EngineType: ALL

    1971 CHEVROLET MONTE CARLO

    • CC: 5736
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973 PONTIAC FIREBIRD

    • CC: 5733
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: TRANS AM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 PONTIAC LEMANS

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.9
    • SubModel: SAFARI
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1985-1986 GMC C2500 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SIERRA CLASSIC
    • EngineType: ALL

    1975 CHEVROLET C20 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: ALL
    • EngineType: ALL

    1977-1978 GMC K15 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979-1980 GMC C3500 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 7.4
    • SubModel: BASE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1970-1971 PONTIAC GTO

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: THE JUDGE
    • EngineType: ALL

    1987-1990 CHEVROLET P30 VAN

    • Liter: 7.4
    • SubModel: STEP-VAN
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1974 CHEVROLET K10 PICKUP

    • CC: 4098
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1980 CHEVROLET K30 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 6.6
    • Aspiration: N
    • SubModel: SILVERADO
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1979-1981 CHEVROLET C20 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SILVERADO
    • EngineType: ALL

    1975 BUICK APOLLO

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1990 GMC G35/G3500 VAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: RALLY CAMPER SPECIAL
    • EngineType: ALL

    1968 GMC K25/K2500 PICKUP

    • CC: 5031
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1989-1990 GMC K2500 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SIERRA
    • EngineType: ALL

    1978 PONTIAC GRAND PRIX

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.9
    • SubModel: BASE
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1980 GMC C2500 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975 OLDSMOBILE 98

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: LUXURY
    • EngineType: ALL

    1977 PONTIAC VENTURA

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.9
    • SubModel: BASE
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1985 CHEVROLET C10 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SCOTTSDALE
    • EngineType: ALL

    1980 CHEVROLET CAPRICE

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1974 OLDSMOBILE CUTLASS

    • CC: 5737
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976 CHEVROLET CAPRICE

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972 CHEVROLET TOWNSMAN

    • CC: 6588
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 402
    • EngineType: V8 ( 6.6 L / 402 )

    1977-1978 CHEVROLET K5 BLAZER

    • EngineType: ALL
    • SubModel: ALL

    1970 BUICK SKYLARK

    • CC: 5736
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: CUSTOM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969 GMC C35/C3500 PICKUP

    • CC: 4097
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1968 OLDSMOBILE VISTA CRUISER

    • CC: 5737
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982 CHEVROLET K10 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SILVERADO
    • EngineType: ALL

    1980 CHEVROLET K10 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 7.4
    • Aspiration: N
    • SubModel: SILVERADO
    • Engine Vin: S
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1979 CHEVROLET K20 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SCOTTSDALE
    • EngineType: ALL

    1970-1974 CADILLAC FLEETWOOD

    • CC: 7735
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 7.7
    • SubModel: 60 SPECIAL
    • CUI: 472
    • EngineType: V8 ( 7.7 L / 472 )

    1966 CHEVROLET IMPALA

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SS
    • EngineType: ALL

    1985 CHEVROLET K20 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: CUSTOM
    • EngineType: ALL

    1972 BUICK LESABRE

    • CC: 7456
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 7.5
    • Aspiration: N
    • SubModel: CUSTOM
    • Engine Vin: U
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1990 GMC G15/G1500 VAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: RALLY STX
    • EngineType: ALL

    1968 CHEVROLET CORVETTE

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.4
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.4 L / 327 )

    1977-1978 GMC K15 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1970 BUICK SKYLARK

    • CC: 5736
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1976 GMC C15 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SIERRA GRANDE
    • EngineType: ALL

    1987-1989 CHEVROLET P20 VAN

    • Liter: 5.7
    • SubModel: STEP-VAN
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 OLDSMOBILE CUTLASS SUPREME

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1969 CHEVROLET C20 PICKUP

    • CC: 4801
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.8
    • SubModel: BASE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1972 CHEVROLET BROOKWOOD

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: L
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 CHEVROLET K20 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 6.6
    • Aspiration: N
    • SubModel: CUSTOM DELUXE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1985 GMC C1500 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: HIGH SIERRA
    • EngineType: ALL

    1969-1970 CHEVROLET G10 VAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: ALL
    • EngineType: ALL

    1969 CHEVROLET EL CAMINO

    • CC: 4098
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1979-1980 GMC K1500 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: SIERRA CLASSIC
    • EngineType: ALL

    1972 OLDSMOBILE F85

    • CC: 7456
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1981 BUICK CENTURY

    • CC: 3800
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1973 PONTIAC FIREBIRD

    • CC: 6555
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 6.6
    • Aspiration: N
    • SubModel: FORMULA
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1977-1978 CHEVROLET G10 VAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: ALL
    • EngineType: ALL

    1969 CHEVROLET EL CAMINO

    • CC: 5031
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.0
    • SubModel: CUSTOM
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1974 CHEVROLET IMPALA

    • CC: 5737
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 CHEVROLET K20 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 4.8
    • SubModel: SCOTTSDALE
    • CUI: 292
    • EngineType: L6 ( 4.8 L / 292 )

    1973-1974 PONTIAC LEMANS

    • CC: 5737
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.7
    • SubModel: SPORT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987-1990 GMC V2500 SUBURBAN

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • SubModel: ALL
    • EngineType: ALL

    1969 CHEVROLET C20 PICKUP

    • CC: 5031
    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1986 CHEVROLET C30 PICKUP

    • Fitment_Note: Must Have Adequate Vacuum To Make Modulator Work Properly
    • Liter: 7.4
    • SubModel: SCOTTSDALE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )
    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations