B&M 20234 MODULATOR

B&M 20234 MODULATOR

B&M
BAM20234
4 In Stock
$65.82
$64.53
$65.82

Verify fitment with your vehicle
GO
Clear
 More payment options
B&M 20234 MODULATOR

B&M

B&M 20234 MODULATOR

$64.53 $65.82
B&M 20234 MODULATOR

B&M

B&M 20234 MODULATOR

$64.53 $65.82
Description
Transmission Vacuum Modulator; Fully Adjustable To Tailor Shift Patterns;
B&M's vacuum modulator is fully adjustable, this allows you to tailor your shift points to within a range of 2-4 mph. Comes preadjusted for normal shift points. For TH350 and TH400.
  • Fully Adjustable
  • Allows You To Tailor Shift Points
  • Comes Supplied Pre-Adjusted
  • 1 Year Limited Warranty

Application Summary:

Year Make/Model
1973-1975 Buick Apollo
1971-1973 Buick Centurion
1973-1981 Buick Century
1965-1967 Buick Electra
1969-1981 Buick Electra
1970-1981 Buick Estate Wagon
1965 Buick Gran Sport
1967 Buick Gran Sport
1970-1972 Buick GS
1965-1981 Buick LeSabre
1973-1981 Buick Regal
1965-1978 Buick Riviera
1975-1980 Buick Skyhawk
1965-1967 Buick Skylark
1969-1972 Buick Skylark
1975-1979 Buick Skylark
1965-1967 Buick Special
1969 Buick Special
1967-1972 Buick Sportwagon
1965-1970 Buick Wildcat
1987-1990 Cadillac Brougham
1965-1976 Cadillac Calais
1965-1983 Cadillac Commercial Chassis
1965-1981 Cadillac DeVille
1965-1966 Cadillac Eldorado
1979 Cadillac Eldorado
1965-1984 Cadillac Fleetwood
1976-1978 Cadillac Seville
1963 Chevrolet Bel Air
1965-1975 Chevrolet Bel Air
1963 Chevrolet Biscayne
1965-1972 Chevrolet Biscayne
1969-1974 Chevrolet Blazer
1987-1990 Chevrolet Blazer
1969 Chevrolet Brookwood
1972 Chevrolet Brookwood
1975-1986 Chevrolet C10
1966 Chevrolet C10 Pickup
1969-1974 Chevrolet C10 Pickup
1967-1984 Chevrolet C10 Suburban
1988-1990 Chevrolet C1500
1975-1986 Chevrolet C20
1966 Chevrolet C20 Pickup
1969-1974 Chevrolet C20 Pickup
1967-1986 Chevrolet C20 Suburban
1988-1990 Chevrolet C2500
1975-1986 Chevrolet C30
1966 Chevrolet C30 Pickup
1969-1974 Chevrolet C30 Pickup
1988-1990 Chevrolet C3500
1969-1981 Chevrolet Camaro
1966-1980 Chevrolet Caprice
1965-1968 Chevrolet Chevelle
1970-1972 Chevrolet Chevelle
1966-1967 Chevrolet Chevy II
1967-1980 Chevrolet Corvette
1965-1980 Chevrolet El Camino
1975-1990 Chevrolet G10
1969-1974 Chevrolet G10 Van
1975-1990 Chevrolet G20
1969-1974 Chevrolet G20 Van
1975-1990 Chevrolet G30
1970-1974 Chevrolet G30 Van
1963 Chevrolet Impala
1965-1980 Chevrolet Impala
1975-1986 Chevrolet K10
1966 Chevrolet K10 Pickup
1969-1974 Chevrolet K10 Pickup
1967-1984 Chevrolet K10 Suburban
1988-1990 Chevrolet K1500
1975-1986 Chevrolet K20
1966 Chevrolet K20 Pickup
1969-1974 Chevrolet K20 Pickup

Additional Information:

Video
Fitment
Currently displaying 1000 fitments, yet the product has additional fitments.
Year
Make
Model
Submodel
Body
Engine
Notes
1974
Buick
Apollo
Fully Adjustable To Tailor Shift Patterns
1973, 1975
Buick
Apollo
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1973, 1975
Buick
Apollo
Base
5.7L
1975
Buick
Apollo
SR
5.7L
1971 - 1973
Buick
Centurion
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1973
Buick
Centurion
Base
5.7L
1973 - 1981
Buick
Century
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1980
Buick
Century
Base
4.3L
1973, 1975, 1977, 1981
Buick
Century
Base
5.7L
1975, 1977
Buick
Century
Custom
5.7L
1980
Buick
Century
Estate
4.3L
1981
Buick
Century
Estate
5.7L
1976
Buick
Century
Indianapolis 500 Pace Car
5.7L
1980
Buick
Century
Limited
4.3L
1981
Buick
Century
Limited
5.7L
1973, 1975
Buick
Century
Luxus
5.7L
1979
Buick
Century
Special
5.7L
1965 - 1967, 1969 - 1981
Buick
Electra
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1978
Buick
Electra
225
6.6L
1973, 1976
Buick
Electra
225
7.5L
1973
Buick
Electra
225 Custom
7.5L
1965, 1967
Buick
Electra
Base
7.0L
1973
Buick
Electra
Base
7.5L
1967
Buick
Electra
Custom
7.0L
1975
Buick
Electra
Custom
7.5L
1981
Buick
Electra
Estate Wagon
5.0L
1980
Buick
Electra
Estate Wagon
5.7L
1981
Buick
Electra
Limited
5.0L
1980
Buick
Electra
Limited
5.7L
1978
Buick
Electra
Limited
6.6L
1976
Buick
Electra
Limited
7.5L
1981
Buick
Electra
Park Avenue
5.0L
1980
Buick
Electra
Park Avenue
5.7L
1978
Buick
Electra
Park Avenue
6.6L
1974
Buick
Estate Wagon
Fully Adjustable To Tailor Shift Patterns
1970 - 1973, 1975 - 1981
Buick
Estate Wagon
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1970, 1973, 1977 - 1978, 1980
Buick
Estate Wagon
Base
5.7L
1972, 1974
Buick
Estate Wagon
Base
7.5L
1965
Buick
Gran Sport
Fully Adjustable To Tailor Shift Patterns
1967
Buick
Gran Sport
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1965, 1967
Buick
Gran Sport
Base
6.6L
1970 - 1972
Buick
GS
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1970
Buick
GS
Base
5.7L
1965 - 1969, 1972, 1974
Buick
LeSabre
Fully Adjustable To Tailor Shift Patterns
1970 - 1973, 1975 - 1981
Buick
LeSabre
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968 - 1969, 1974
Buick
LeSabre
Base
Fully Adjustable To Tailor Shift Patterns
1965
Buick
LeSabre
Base
4.9L
1981
Buick
LeSabre
Base
5.0L
1967
Buick
LeSabre
Base
5.6L
1968, 1972, 1975, 1977 - 1978, 1980
Buick
LeSabre
Base
5.7L
1971, 1973
Buick
LeSabre
Base
7.5L
1965
Buick
LeSabre
Custom
4.9L
1967
Buick
LeSabre
Custom
5.6L
1968, 1972, 1975, 1977 - 1978
Buick
LeSabre
Custom
5.7L
1971, 1973
Buick
LeSabre
Custom
7.5L
1977
Buick
LeSabre
Custom Sport
5.7L
1981
Buick
LeSabre
Limited
5.0L
1979 - 1980
Buick
LeSabre
Limited
5.7L
1974
Buick
LeSabre
Luxus
7.5L
1981
Buick
LeSabre
Sport
5.0L
1973 - 1981
Buick
Regal
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1980
Buick
Regal
Base
4.9L
1978
Buick
Regal
Base
5.0L
1973, 1975, 1977, 1981
Buick
Regal
Base
5.7L
1980
Buick
Regal
Limited
4.9L
1978
Buick
Regal
Limited
5.0L
1981
Buick
Regal
Limited
5.7L
1981
Buick
Regal
Sport
5.7L
1976 - 1977
Buick
Regal
SR
5.7L
1965 - 1978
Buick
Riviera
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1977
Buick
Riviera
Base
6.6L
1965, 1967 - 1968
Buick
Riviera
Base
7.0L
1970, 1975
Buick
Riviera
Base
7.5L
1965
Buick
Riviera
Gran Sport
7.0L
1971
Buick
Riviera
Gran Sport
7.5L
1975
Buick
Riviera
GS
7.5L
1978
Buick
Riviera
LXXV Anniversary Edition
6.6L
1976
Buick
Riviera
Sport
7.5L
1976
Buick
Riviera
SR
7.5L
1975 - 1980
Buick
Skyhawk
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975, 1978
Buick
Skyhawk
Base
3.8L
1980
Buick
Skyhawk
Designers' Accent Edition
3.8L
1979
Buick
Skyhawk
Road Hawk
3.8L
1975, 1978
Buick
Skyhawk
S
3.8L
1965 - 1967, 1969 - 1970
Buick
Skylark
Fully Adjustable To Tailor Shift Patterns
1970 - 1972, 1975 - 1979
Buick
Skylark
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1970, 1972
Buick
Skylark
350
5.7L
1969
Buick
Skylark
Base
Fully Adjustable To Tailor Shift Patterns
1967
Buick
Skylark
Base
5.6L
1969, 1975, 1977
Buick
Skylark
Base
5.7L
1965
Buick
Skylark
Base
6.6L
1969, 1978
Buick
Skylark
Custom
5.7L
1976 - 1977
Buick
Skylark
S
5.7L
1978
Buick
Skylark
Sport
5.7L
1975, 1977
Buick
Skylark
SR
5.7L
1965 - 1967, 1969
Buick
Special
Fully Adjustable To Tailor Shift Patterns
1965, 1967
Buick
Special
Base
4.9L
1969
Buick
Special
Base
5.7L
1965, 1967
Buick
Special
Deluxe
4.9L
1967 - 1970
Buick
Sportwagon
Fully Adjustable To Tailor Shift Patterns
1971 - 1972
Buick
Sportwagon
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1967
Buick
Sportwagon
Base
5.6L
1968
Buick
Sportwagon
Base
5.7L
1968
Buick
Sportwagon
Custom
5.7L
1968
Buick
Wildcat
Fully Adjustable To Tailor Shift Patterns
1965 - 1967, 1969 - 1970
Buick
Wildcat
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968
Buick
Wildcat
Base
Fully Adjustable To Tailor Shift Patterns
1965, 1967 - 1968
Buick
Wildcat
Base
7.0L
1965, 1967 - 1968
Buick
Wildcat
Custom
7.0L
1965
Buick
Wildcat
Deluxe
7.0L
1987 - 1990
Cadillac
Brougham
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988
Cadillac
Brougham
Base
5.0L
1990
Cadillac
Brougham
Base
5.7L
1988
Cadillac
Brougham
d'Elegance
5.0L
1990
Cadillac
Brougham
d'Elegance
5.7L
1965 - 1976
Cadillac
Calais
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1965
Cadillac
Calais
Base
7.0L
1968
Cadillac
Calais
Base
7.7L
1975
Cadillac
Calais
Base
8.2L
1965 - 1974
Cadillac
Commercial Chassis
Fully Adjustable To Tailor Shift Patterns
1975 - 1983
Cadillac
Commercial Chassis
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1980
Cadillac
Commercial Chassis
Base
6.0L
1965, 1977
Cadillac
Commercial Chassis
Base
7.0L
1969
Cadillac
Commercial Chassis
Base
7.7L
1976
Cadillac
Commercial Chassis
Base
8.2L
1968
Cadillac
Commercial Chassis
Base
Sedan
7.7L
1965 - 1981
Cadillac
DeVille
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1980
Cadillac
DeVille
Base
6.0L
1965, 1977
Cadillac
DeVille
Base
7.0L
1969
Cadillac
DeVille
Base
7.7L
1975
Cadillac
DeVille
Base
8.2L
1968
Cadillac
DeVille
Base
Convertible
7.7L
1980
Cadillac
DeVille
Cabriolet
6.0L
1978
Cadillac
DeVille
Cabriolet
7.0L
1975
Cadillac
DeVille
Cabriolet
8.2L
1980
Cadillac
DeVille
d'Elegance
6.0L
1977
Cadillac
DeVille
d'Elegance
7.0L
1975
Cadillac
DeVille
d'Elegance
8.2L
1978
Cadillac
DeVille
Phaeton
7.0L
1965 - 1966, 1979
Cadillac
Eldorado
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1965
Cadillac
Eldorado
Base
7.0L
1974
Cadillac
Fleetwood
Fully Adjustable To Tailor Shift Patterns
1965 - 1984
Cadillac
Fleetwood
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1965
Cadillac
Fleetwood
60 Special
7.0L
1968 - 1969, 1973
Cadillac
Fleetwood
60 Special
7.7L
1973 - 1974
Cadillac
Fleetwood
60 Special Brougham
7.7L
1965
Cadillac
Fleetwood
75
7.0L
1969, 1973
Cadillac
Fleetwood
75
7.7L
1968
Cadillac
Fleetwood
75
Limousine
7.7L
1982 - 1983
Cadillac
Fleetwood
Base
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1966
Cadillac
Fleetwood
Base
7.0L
1969, 1973
Cadillac
Fleetwood
Base
7.7L
1968
Cadillac
Fleetwood
Base
Limousine
7.7L
1979
Cadillac
Fleetwood
Brougham
5.7L
1968 - 1969
Cadillac
Fleetwood
Brougham
7.7L
1979
Cadillac
Fleetwood
Brougham d'Elegance
5.7L
1982 - 1983
Cadillac
Fleetwood
Formal
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1976 - 1978
Cadillac
Seville
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1976, 1978
Cadillac
Seville
Base
5.7L
1978
Cadillac
Seville
Elegante
5.7L
1977 - 1978
Cadillac
Seville
Opera
5.7L
1967 - 1971
Chevrolet
Bel Air
Fully Adjustable To Tailor Shift Patterns
1963, 1965 - 1966, 1972 - 1975
Chevrolet
Bel Air
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968
Chevrolet
Bel Air
Base
5.0L
1965
Chevrolet
Bel Air
Base
5.3L
1972, 1974
Chevrolet
Bel Air
Base
5.7L
1969
Chevrolet
Bel Air
Base
6.5L
1970, 1975
Chevrolet
Bel Air
Base
6.6L
1966
Chevrolet
Bel Air
Base
7.0L
1973
Chevrolet
Bel Air
Base
7.4L
1967 - 1972
Chevrolet
Biscayne
Fully Adjustable To Tailor Shift Patterns
1963, 1965 - 1966
Chevrolet
Biscayne
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1965
Chevrolet
Biscayne
Base
4.6L
1969
Chevrolet
Biscayne
Base
5.7L
1966, 1968
Chevrolet
Biscayne
Base
7.0L
1969 - 1974, 1987 - 1990
Chevrolet
Blazer
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1969
Chevrolet
Blazer
Base
5.7L
1987
Chevrolet
Blazer
Custom Deluxe
5.7L
1989
Chevrolet
Blazer
Scottsdale
5.7L
1987
Chevrolet
Blazer
Silverado
5.7L
1969, 1972
Chevrolet
Brookwood
Fully Adjustable To Tailor Shift Patterns
1972
Chevrolet
Brookwood
Base
5.0L
1969
Chevrolet
Brookwood
Base
5.3L
1975 - 1986
Chevrolet
C10
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1978
Chevrolet
C10
Big Ten
5.7L
1975, 1978
Chevrolet
C10
Cheyenne
5.7L
1975, 1981
Chevrolet
C10
Custom
5.7L
1975, 1978
Chevrolet
C10
Custom Deluxe
5.7L
1981
Chevrolet
C10
Deluxe
5.7L
1975, 1978, 1982
Chevrolet
C10
Scottsdale
5.7L
1975, 1978, 1982
Chevrolet
C10
Silverado
5.7L
1966, 1969 - 1974
Chevrolet
C10 Pickup
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1967 - 1969, 1972
Chevrolet
C10 Suburban
Fully Adjustable To Tailor Shift Patterns
1969 - 1984
Chevrolet
C10 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1967
Chevrolet
C10 Suburban
Base
5.3L
1969
Chevrolet
C10 Suburban
Base
5.7L
1981
Chevrolet
C10 Suburban
Custom
5.7L
1975, 1978
Chevrolet
C10 Suburban
Custom Deluxe
5.7L
1981
Chevrolet
C10 Suburban
Deluxe
5.7L
1975, 1978, 1982, 1984
Chevrolet
C10 Suburban
Scottsdale
5.7L
1975, 1978, 1982
Chevrolet
C10 Suburban
Silverado
5.7L
1988 - 1990
Chevrolet
C1500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1990
Chevrolet
C1500
Cheyenne
5.0L
1990
Chevrolet
C1500
Scottsdale
5.0L
1990
Chevrolet
C1500
Silverado
5.0L
1990
Chevrolet
C1500
WT
5.0L
1975 - 1986
Chevrolet
C20
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1986
Chevrolet
C20
Base
5.7L
1975, 1986
Chevrolet
C20
Cheyenne
5.7L
1981
Chevrolet
C20
Custom
5.7L
1975
Chevrolet
C20
Custom Deluxe
5.7L
1981
Chevrolet
C20
Deluxe
5.7L
1975
Chevrolet
C20
Scottsdale
5.7L
1975
Chevrolet
C20
Silverado
5.7L
1966, 1969 - 1974
Chevrolet
C20 Pickup
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1967 - 1969
Chevrolet
C20 Suburban
Fully Adjustable To Tailor Shift Patterns
1969 - 1986
Chevrolet
C20 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1967
Chevrolet
C20 Suburban
Base
4.6L
1969
Chevrolet
C20 Suburban
Base
5.7L
1981
Chevrolet
C20 Suburban
Custom
5.7L
1975
Chevrolet
C20 Suburban
Custom Deluxe
5.7L
1981
Chevrolet
C20 Suburban
Deluxe
5.7L
1975, 1982, 1984
Chevrolet
C20 Suburban
Scottsdale
5.7L
1975, 1979, 1982
Chevrolet
C20 Suburban
Silverado
5.7L
1988 - 1990
Chevrolet
C2500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988
Chevrolet
C2500
Base
5.7L
1988
Chevrolet
C2500
Cheyenne
5.7L
1988
Chevrolet
C2500
Scottsdale
5.7L
1988
Chevrolet
C2500
Silverado
5.7L
1975 - 1986
Chevrolet
C30
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
Chevrolet
C30
Cheyenne
7.4L
1981
Chevrolet
C30
Custom
7.4L
1975
Chevrolet
C30
Custom Deluxe
7.4L
1981
Chevrolet
C30
Deluxe
7.4L
1975
Chevrolet
C30
Scottsdale
7.4L
1975
Chevrolet
C30
Silverado
7.4L
1966, 1969 - 1974
Chevrolet
C30 Pickup
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988 - 1990
Chevrolet
C3500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988
Chevrolet
C3500
Cheyenne
7.4L
1988
Chevrolet
C3500
Scottsdale
7.4L
1988
Chevrolet
C3500
Silverado
7.4L
1969 - 1970, 1972
Chevrolet
Camaro
Fully Adjustable To Tailor Shift Patterns
1971, 1973 - 1981
Chevrolet
Camaro
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1973
Chevrolet
Camaro
Base
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
Chevrolet
Camaro
Base
5.7L
1979
Chevrolet
Camaro
Berlinetta
5.7L
1973
Chevrolet
Camaro
LT
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
Chevrolet
Camaro
LT
5.7L
1976
Chevrolet
Camaro
LT Rally Sport
5.7L
1976
Chevrolet
Camaro
Rally Sport
5.7L
1973
Chevrolet
Camaro
RS
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1969, 1975
Chevrolet
Camaro
RS
5.7L
1981
Chevrolet
Camaro
Sport
5.7L
1969
Chevrolet
Camaro
SS
5.7L
1970, 1977
Chevrolet
Camaro
Z28
5.7L
1967 - 1972
Chevrolet
Caprice
Fully Adjustable To Tailor Shift Patterns
1966, 1973 - 1980
Chevrolet
Caprice
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1966
Chevrolet
Caprice
Base
4.6L
1967
Chevrolet
Caprice
Base
5.3L
1969, 1980
Chevrolet
Caprice
Base
5.7L
1968
Chevrolet
Caprice
Base
7.0L
1978
Chevrolet
Caprice
Classic
5.7L
1978
Chevrolet
Caprice
Classic Estate
5.7L
1978
Chevrolet
Caprice
Classic Landau
5.7L
1975, 1979
Chevrolet
Caprice
Classic Sport
5.7L
1979
Chevrolet
Caprice
Landau
5.7L
1965 - 1968, 1970 - 1972
Chevrolet
Chevelle
Fully Adjustable To Tailor Shift Patterns
1966, 1971
Chevrolet
Chevelle
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968
Chevrolet
Chevelle
300
5.7L
1968
Chevrolet
Chevelle
300 Deluxe
5.7L
1965, 1968, 1970, 1972
Chevrolet
Chevelle
Base
Fully Adjustable To Tailor Shift Patterns
1970
Chevrolet
Chevelle
Base
5.7L
1966
Chevrolet
Chevelle
Base
6.5L
1967
Chevrolet
Chevelle
Concours
5.4L
1968, 1970
Chevrolet
Chevelle
Concours
5.7L
1970
Chevrolet
Chevelle
Concours Estate
5.7L
1965
Chevrolet
Chevelle
Deluxe
Fully Adjustable To Tailor Shift Patterns
1965, 1967
Chevrolet
Chevelle
Deluxe
5.4L
1970
Chevrolet
Chevelle
Greenbrier
5.7L
1972
Chevrolet
Chevelle
Malibu
Fully Adjustable To Tailor Shift Patterns
1968, 1970
Chevrolet
Chevelle
Malibu
5.7L
1968, 1970
Chevrolet
Chevelle
Nomad
5.7L
1972
Chevrolet
Chevelle
SS
Fully Adjustable To Tailor Shift Patterns
1968, 1970
Chevrolet
Chevelle
SS
5.7L
1966
Chevrolet
Chevelle
SS
6.5L
1966 - 1967
Chevrolet
Chevy II
Fully Adjustable To Tailor Shift Patterns
1966 - 1967
Chevrolet
Chevy II
Base
Fully Adjustable To Tailor Shift Patterns
1966
Chevrolet
Chevy II
Base
5.3L
1966
Chevrolet
Chevy II
Nova
5.3L
1967
Chevrolet
Chevy II
Nova SS
Fully Adjustable To Tailor Shift Patterns
1967
Chevrolet
Chevy II
Nova SS
5.3L
1967
Chevrolet
Corvette
Fully Adjustable To Tailor Shift Patterns
1968 - 1980
Chevrolet
Corvette
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1969, 1977, 1979
Chevrolet
Corvette
Base
5.7L
1967 - 1968
Chevrolet
Corvette
Base
7.0L
1978
Chevrolet
Corvette
Indianapolis 500 Pace Car
5.7L
1978
Chevrolet
Corvette
Silver Anniversary Edition
5.7L
1975
Chevrolet
Corvette
Stingray
5.7L
1965 - 1966, 1968, 1972
Chevrolet
El Camino
Fully Adjustable To Tailor Shift Patterns
1966 - 1980
Chevrolet
El Camino
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1966
Chevrolet
El Camino
Base
4.6L
1980
Chevrolet
El Camino
Base
5.0L
1965
Chevrolet
El Camino
Base
5.3L
1975
Chevrolet
El Camino
Base
5.7L
1967
Chevrolet
El Camino
Base
6.5L
1975
Chevrolet
El Camino
Classic
5.7L
1977
Chevrolet
El Camino
Conquista
5.7L
1968
Chevrolet
El Camino
Custom
5.7L
1980
Chevrolet
El Camino
Royal Knight
5.0L
1979
Chevrolet
El Camino
Royal Knight
5.7L
1980
Chevrolet
El Camino
SS
5.0L
1975
Chevrolet
El Camino
SS
5.7L
1976
Chevrolet
G10
Fully Adjustable To Tailor Shift Patterns
1975 - 1990
Chevrolet
G10
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
Chevrolet
G10
Beauville
5.7L
1986
Chevrolet
G10
Bonaventure
5.7L
1975
Chevrolet
G10
Chevy Van
5.7L
1983
Chevrolet
G10
Sportvan
5.7L
1969 - 1974
Chevrolet
G10 Van
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975 - 1990
Chevrolet
G20
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975, 1984
Chevrolet
G20
Beauville
5.7L
1984
Chevrolet
G20
Bonaventure
5.7L
1975, 1984
Chevrolet
G20
Chevy Van
5.7L
1978
Chevrolet
G20
Nomad
5.7L
1975
Chevrolet
G20
Sportvan
5.7L
1970 - 1974
Chevrolet
G20 Van
Fully Adjustable To Tailor Shift Patterns
1969 - 1974
Chevrolet
G20 Van
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1969
Chevrolet
G20 Van
Base
5.0L
1970
Chevrolet
G20 Van
Base
5.7L
1969
Chevrolet
G20 Van
Sportvan
5.0L
1970
Chevrolet
G20 Van
Sportvan
5.7L
1975 - 1990
Chevrolet
G30
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
Chevrolet
G30
Beauville
5.7L
1983
Chevrolet
G30
Bonaventure
5.7L
1975
Chevrolet
G30
Chevy Van
5.7L
1975
Chevrolet
G30
Hi-Cube
5.7L
1975
Chevrolet
G30
Sportvan
5.7L
1970 - 1974
Chevrolet
G30 Van
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1967 - 1971
Chevrolet
Impala
Fully Adjustable To Tailor Shift Patterns
1963, 1965 - 1966, 1972 - 1980
Chevrolet
Impala
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968
Chevrolet
Impala
Base
5.4L
1975
Chevrolet
Impala
Base
5.7L
1975
Chevrolet
Impala
Custom
5.7L
1976
Chevrolet
Impala
Custom Landau
5.7L
1978
Chevrolet
Impala
Landau
5.7L
1976
Chevrolet
Impala
S
5.7L
1975, 1979
Chevrolet
Impala
Sport
5.7L
1965
Chevrolet
Impala
SS
5.4L
1975 - 1986
Chevrolet
K10
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
Chevrolet
K10
Cheyenne
5.7L
1981
Chevrolet
K10
Custom
5.7L
1975
Chevrolet
K10
Custom Deluxe
5.7L
1981
Chevrolet
K10
Deluxe
5.7L
1975
Chevrolet
K10
Scottsdale
5.7L
1975
Chevrolet
K10
Silverado
5.7L
1966, 1969 - 1974
Chevrolet
K10 Pickup
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1967 - 1968
Chevrolet
K10 Suburban
Fully Adjustable To Tailor Shift Patterns
1969 - 1984
Chevrolet
K10 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1969
Chevrolet
K10 Suburban
Base
5.7L
1981
Chevrolet
K10 Suburban
Custom
5.7L
1975
Chevrolet
K10 Suburban
Custom Deluxe
5.7L
1981
Chevrolet
K10 Suburban
Deluxe
5.7L
1975, 1982, 1984
Chevrolet
K10 Suburban
Scottsdale
5.7L
1975, 1979, 1982
Chevrolet
K10 Suburban
Silverado
5.7L
1988 - 1990
Chevrolet
K1500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988
Chevrolet
K1500
Cheyenne
5.7L
1988
Chevrolet
K1500
Scottsdale
5.7L
1988
Chevrolet
K1500
Silverado
5.7L
1990
Chevrolet
K1500
WT
5.7L
1975 - 1986
Chevrolet
K20
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
Chevrolet
K20
Cheyenne
5.7L
1981
Chevrolet
K20
Custom
5.7L
1975
Chevrolet
K20
Custom Deluxe
5.7L
1981
Chevrolet
K20
Deluxe
5.7L
1975
Chevrolet
K20
Scottsdale
5.7L
1975, 1985
Chevrolet
K20
Silverado
5.7L
1966, 1969 - 1974
Chevrolet
K20 Pickup
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1967 - 1968
Chevrolet
K20 Suburban
Fully Adjustable To Tailor Shift Patterns
1969 - 1986
Chevrolet
K20 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1969
Chevrolet
K20 Suburban
Base
5.7L
1981
Chevrolet
K20 Suburban
Custom
5.7L
1975
Chevrolet
K20 Suburban
Custom Deluxe
5.7L
1981
Chevrolet
K20 Suburban
Deluxe
5.7L
1975, 1982, 1984
Chevrolet
K20 Suburban
Scottsdale
5.7L
1975, 1979, 1982, 1985
Chevrolet
K20 Suburban
Silverado
5.7L
1988 - 1990
Chevrolet
K2500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988
Chevrolet
K2500
Cheyenne
5.7L
1988
Chevrolet
K2500
Scottsdale
5.7L
1988
Chevrolet
K2500
Silverado
5.7L
1977 - 1986
Chevrolet
K30
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1978
Chevrolet
K30
Cheyenne
6.6L
1977, 1980
Chevrolet
K30
Cheyenne
7.4L
1981
Chevrolet
K30
Custom
7.4L
1978
Chevrolet
K30
Custom Deluxe
6.6L
1977, 1980
Chevrolet
K30
Custom Deluxe
7.4L
1981
Chevrolet
K30
Deluxe
7.4L
1978
Chevrolet
K30
Scottsdale
6.6L
1977, 1980
Chevrolet
K30
Scottsdale
7.4L
1978
Chevrolet
K30
Silverado
6.6L
1977, 1980
Chevrolet
K30
Silverado
7.4L
1969 - 1974
Chevrolet
K30 Pickup
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988 - 1990
Chevrolet
K3500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988
Chevrolet
K3500
Cheyenne
5.7L
1988
Chevrolet
K3500
Scottsdale
5.7L
1988
Chevrolet
K3500
Silverado
5.7L
1975 - 1986
Chevrolet
K5 Blazer
Fully Adjustable To Tailor Shift Patterns
1976
Chevrolet
K5 Blazer
Base
5.7L
1975
Chevrolet
K5 Blazer
Cheyenne
5.7L
1981
Chevrolet
K5 Blazer
Custom
5.7L
1975, 1977
Chevrolet
K5 Blazer
Custom Deluxe
5.7L
1981
Chevrolet
K5 Blazer
Deluxe
5.7L
1984
Chevrolet
K5 Blazer
Scottsdale
5.7L
1978, 1980
Chevrolet
K5 Blazer
Silverado
5.7L
1969 - 1972
Chevrolet
Kingswood
Fully Adjustable To Tailor Shift Patterns
1969 - 1970
Chevrolet
Kingswood
Base
Fully Adjustable To Tailor Shift Patterns
1969
Chevrolet
Kingswood
Base
5.7L
1969
Chevrolet
Kingswood
Estate
5.7L
1975 - 1976
Chevrolet
Laguna
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
Chevrolet
Laguna
Base
5.7L
1975
Chevrolet
Laguna
S3
5.7L
1973 - 1974
Chevrolet
Malibu
Fully Adjustable To Tailor Shift Patterns
1975 - 1980
Chevrolet
Malibu
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1973 - 1974
Chevrolet
Malibu
Base
Fully Adjustable To Tailor Shift Patterns
1973, 1976
Chevrolet
Malibu
Base
5.0L
1975, 1978
Chevrolet
Malibu
Base
5.7L
1974
Chevrolet
Malibu
Base
7.4L
1976
Chevrolet
Malibu
Classic
5.0L
1975, 1978
Chevrolet
Malibu
Classic
5.7L
1974
Chevrolet
Malibu
Classic
7.4L
1975, 1978
Chevrolet
Malibu
Classic Estate
5.7L
1976
Chevrolet
Malibu
Classic Landau
5.0L
1978
Chevrolet
Malibu
Classic Landau
5.7L
1977
Chevrolet
Malibu
Classic Sport
5.0L
1979
Chevrolet
Malibu
Classic Sport
5.7L
1973
Chevrolet
Malibu
Estate
5.0L
1979
Chevrolet
Malibu
Estate
5.7L
1974
Chevrolet
Malibu
Estate
7.4L
1976
Chevrolet
Malibu
Landau
5.0L
1979
Chevrolet
Malibu
Landau
5.7L
1979
Chevrolet
Malibu
Police
5.7L
1977
Chevrolet
Malibu
Sport
5.0L
1979
Chevrolet
Malibu
Sport
5.7L
1970, 1972
Chevrolet
Monte Carlo
Fully Adjustable To Tailor Shift Patterns
1971, 1973 - 1980
Chevrolet
Monte Carlo
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
Chevrolet
Monte Carlo
Base
5.0L
1970
Chevrolet
Monte Carlo
Base
5.7L
1979
Chevrolet
Monte Carlo
Landau
5.0L
1973, 1976
Chevrolet
Monte Carlo
Landau
5.7L
1973, 1976
Chevrolet
Monte Carlo
S
5.7L
1978, 1980
Chevrolet
Monte Carlo
Sport
5.0L
1975 - 1980
Chevrolet
Monza
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
Chevrolet
Monza
2+2
3.8L
1975
Chevrolet
Monza
2+2
4.3L
1978
Chevrolet
Monza
2+2
5.0L
1979
Chevrolet
Monza
2+2 Sport
3.8L
1978
Chevrolet
Monza
2+2 Sport
5.0L
1979
Chevrolet
Monza
2+2 Spyder
3.8L
1976
Chevrolet
Monza
2+2 Spyder
4.3L
1978
Chevrolet
Monza
2+2 Spyder
5.0L
1979
Chevrolet
Monza
Base
3.8L
1976
Chevrolet
Monza
Base
4.3L
1978
Chevrolet
Monza
Base
5.0L
1977
Chevrolet
Monza
Mirage
5.0L
1979
Chevrolet
Monza
S
3.8L
1975
Chevrolet
Monza
S
4.3L
1978
Chevrolet
Monza
S
5.0L
1978
Chevrolet
Monza
Sport
5.0L
1980
Chevrolet
Monza
Spyder
3.8L
1977
Chevrolet
Monza
Towne Coupe
5.0L
1977
Chevrolet
Monza
Towne Coupe Cabriolet
5.0L
1977
Chevrolet
Monza
Towne Coupe Sport
5.0L
1969 - 1971
Chevrolet
Nova
Fully Adjustable To Tailor Shift Patterns
1972 - 1978
Chevrolet
Nova
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1970, 1976
Chevrolet
Nova
Base
5.0L
1975
Chevrolet
Nova
Base
5.7L
1976
Chevrolet
Nova
Concours
5.0L
1973, 1978
Chevrolet
Nova
Custom
5.0L
1975
Chevrolet
Nova
Custom
5.7L
1975
Chevrolet
Nova
LN
5.7L
1976
Chevrolet
Nova
Police
5.0L
1975
Chevrolet
Nova
Police
5.7L
1977
Chevrolet
Nova
Rally
5.0L
1976
Chevrolet
Nova
SS
5.0L
1975 - 1980
Chevrolet
P10
Fully Adjustable To Tailor Shift Patterns
1965 - 1967
Chevrolet
P10 Series
Fully Adjustable To Tailor Shift Patterns
1965
Chevrolet
P10 Series
Base
3.8L
1966
Chevrolet
P10 Series
Base
4.1L
1967
Chevrolet
P10 Series
Base
4.8L
1975 - 1989
Chevrolet
P20
Fully Adjustable To Tailor Shift Patterns
1981
Chevrolet
P20
Base
5.7L
1981
Chevrolet
P20
Step-Van
5.7L
1965 - 1967
Chevrolet
P20 Series
Fully Adjustable To Tailor Shift Patterns
1966
Chevrolet
P20 Series
Base
4.1L
1965
Chevrolet
P20 Series
Base
4.8L
1969 - 1974
Chevrolet
P20 Van
Fully Adjustable To Tailor Shift Patterns
1975 - 1990
Chevrolet
P30
Fully Adjustable To Tailor Shift Patterns
1981
Chevrolet
P30
Base
5.7L
1981
Chevrolet
P30
Step-Van
5.7L
1965 - 1967
Chevrolet
P30 Series
Fully Adjustable To Tailor Shift Patterns
1965
Chevrolet
P30 Series
Base
4.8L
1969 - 1974
Chevrolet
P30 Van
Fully Adjustable To Tailor Shift Patterns
1987
Chevrolet
R10
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1987
Chevrolet
R10
Custom Deluxe
5.0L
1987
Chevrolet
R10
Scottsdale
5.0L
1987
Chevrolet
R10
Silverado
5.0L
1990
Chevrolet
R1500 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1990
Chevrolet
R1500 Suburban
Scottsdale
5.7L
1990
Chevrolet
R1500 Suburban
Silverado
5.7L
1987 - 1988
Chevrolet
R20
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988
Chevrolet
R20
Cheyenne
5.7L
1988
Chevrolet
R20
Custom Deluxe
5.7L
1988
Chevrolet
R20
Scottsdale
5.7L
1988
Chevrolet
R20
Silverado
5.7L
1987 - 1988
Chevrolet
R20 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1987
Chevrolet
R20 Suburban
Custom Deluxe
5.7L
1987
Chevrolet
R20 Suburban
Scottsdale
5.7L
1987
Chevrolet
R20 Suburban
Silverado
5.7L
1989
Chevrolet
R2500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1989
Chevrolet
R2500
Silverado
5.7L
1989 - 1990
Chevrolet
R2500 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1989
Chevrolet
R2500 Suburban
Scottsdale
5.7L
1989
Chevrolet
R2500 Suburban
Silverado
5.7L
1987 - 1988
Chevrolet
R30
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988
Chevrolet
R30
Cheyenne
7.4L
1988
Chevrolet
R30
Custom Deluxe
7.4L
1988
Chevrolet
R30
Scottsdale
7.4L
1988
Chevrolet
R30
Silverado
7.4L
1989 - 1990
Chevrolet
R3500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1989
Chevrolet
R3500
Cheyenne
7.4L
1989
Chevrolet
R3500
Scottsdale
7.4L
1989
Chevrolet
R3500
Silverado
7.4L
1966
Chevrolet
Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1969 - 1972
Chevrolet
Townsman
Fully Adjustable To Tailor Shift Patterns
1969
Chevrolet
Townsman
Base
5.7L
1987
Chevrolet
V10
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1987
Chevrolet
V10
Custom Deluxe
5.7L
1987
Chevrolet
V10
Scottsdale
5.7L
1987
Chevrolet
V10
Silverado
5.7L
1990
Chevrolet
V1500 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1990
Chevrolet
V1500 Suburban
Scottsdale
5.7L
1990
Chevrolet
V1500 Suburban
Silverado
5.7L
1987
Chevrolet
V20
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1987
Chevrolet
V20
Custom Deluxe
5.7L
1987
Chevrolet
V20
Scottsdale
5.7L
1987
Chevrolet
V20
Silverado
5.7L
1987 - 1988
Chevrolet
V20 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1987
Chevrolet
V20 Suburban
Custom Deluxe
5.7L
1987
Chevrolet
V20 Suburban
Scottsdale
5.7L
1987
Chevrolet
V20 Suburban
Silverado
5.7L
1989 - 1990
Chevrolet
V2500 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1989
Chevrolet
V2500 Suburban
Scottsdale
5.7L
1989
Chevrolet
V2500 Suburban
Silverado
5.7L
1987 - 1988
Chevrolet
V30
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1988
Chevrolet
V30
Cheyenne
5.7L
1988
Chevrolet
V30
Custom Deluxe
5.7L
1988
Chevrolet
V30
Scottsdale
5.7L
1988
Chevrolet
V30
Silverado
5.7L
1989 - 1990
Chevrolet
V3500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1989
Chevrolet
V3500
Cheyenne
5.7L
1989
Chevrolet
V3500
Scottsdale
5.7L
1989
Chevrolet
V3500
Silverado
5.7L
1971 - 1973
Chevrolet
Vega
Fully Adjustable To Tailor Shift Patterns
1974 - 1977
Chevrolet
Vega
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1971 - 1973
Chevrolet
Vega
Base
Fully Adjustable To Tailor Shift Patterns
1971, 1975
Chevrolet
Vega
Base
2.3L
1976
Chevrolet
Vega
Estate
2.3L
1975
Chevrolet
Vega
Estate Wagon
2.3L
1976
Chevrolet
Vega
GT
2.3L
1975
Chevrolet
Vega
LX
2.3L
1971, 1974
Chevrolet
Vega
Panel
2.3L
1975
Chevrolet
Vega
Panel Express
2.3L
1976
Chevrolet
Vega
Sport
2.3L
1975 - 1978
GMC
C15
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
GMC
C15
Base
Big Block Chevy Swap
1975
GMC
C15
Base
Hemi Swap Gen III
1975
GMC
C15
Base
LS Swap
1975
GMC
C15
Base
LT Swap
1975
GMC
C15
Base
Small Block Chevy Swap
1975
GMC
C15
Base
4.1L
1975
GMC
C15
Base
4.8L
1977
GMC
C15
Base
5.0L
1975, 1978
GMC
C15
Base
5.7L
1976, 1978
GMC
C15
Base
6.6L
1975
GMC
C15
Base
7.4L
1977
GMC
C15
Heavy Half
Big Block Chevy Swap
1977
GMC
C15
Heavy Half
Hemi Swap Gen III
1977
GMC
C15
Heavy Half
LS Swap
1977
GMC
C15
Heavy Half
LT Swap
1977
GMC
C15
Heavy Half
Small Block Chevy Swap
1977
GMC
C15
Heavy Half
4.1L
1978
GMC
C15
Heavy Half
4.8L
1978
GMC
C15
Heavy Half
5.0L
1977
GMC
C15
Heavy Half
5.7L
1977
GMC
C15
Heavy Half
7.4L
1975
GMC
C15
High Sierra
Big Block Chevy Swap
1975
GMC
C15
High Sierra
Hemi Swap Gen III
1975
GMC
C15
High Sierra
LS Swap
1975
GMC
C15
High Sierra
LT Swap
1975
GMC
C15
High Sierra
Small Block Chevy Swap
1975
GMC
C15
High Sierra
4.1L
1975
GMC
C15
High Sierra
4.8L
1977
GMC
C15
High Sierra
5.0L
1975, 1978
GMC
C15
High Sierra
5.7L
1976, 1978
GMC
C15
High Sierra
6.6L
1975
GMC
C15
High Sierra
7.4L
1977
GMC
C15
Indy Hauler
Big Block Chevy Swap
1977
GMC
C15
Indy Hauler
Hemi Swap Gen III
1977
GMC
C15
Indy Hauler
LS Swap
1977
GMC
C15
Indy Hauler
LT Swap
1977
GMC
C15
Indy Hauler
Small Block Chevy Swap
1977
GMC
C15
Indy Hauler
4.1L
1977
GMC
C15
Indy Hauler
4.8L
1977
GMC
C15
Indy Hauler
5.0L
1977
GMC
C15
Indy Hauler
5.7L
1977
GMC
C15
Indy Hauler
7.4L
1975
GMC
C15
Sierra Classic
Big Block Chevy Swap
1975
GMC
C15
Sierra Classic
Hemi Swap Gen III
1975
GMC
C15
Sierra Classic
LS Swap
1975
GMC
C15
Sierra Classic
LT Swap
1975
GMC
C15
Sierra Classic
Small Block Chevy Swap
1975
GMC
C15
Sierra Classic
4.1L
1975
GMC
C15
Sierra Classic
4.8L
1977
GMC
C15
Sierra Classic
5.0L
1975, 1978
GMC
C15
Sierra Classic
5.7L
1976, 1978
GMC
C15
Sierra Classic
6.6L
1975
GMC
C15
Sierra Classic
7.4L
1975
GMC
C15
Sierra Grande
Big Block Chevy Swap
1975
GMC
C15
Sierra Grande
Hemi Swap Gen III
1975
GMC
C15
Sierra Grande
LS Swap
1975
GMC
C15
Sierra Grande
LT Swap
1975
GMC
C15
Sierra Grande
Small Block Chevy Swap
1975
GMC
C15
Sierra Grande
4.1L
1975
GMC
C15
Sierra Grande
4.8L
1977
GMC
C15
Sierra Grande
5.0L
1975, 1978
GMC
C15
Sierra Grande
5.7L
1976, 1978
GMC
C15
Sierra Grande
6.6L
1975
GMC
C15
Sierra Grande
7.4L
1978
GMC
C15
Street Coupe
Big Block Chevy Swap
1978
GMC
C15
Street Coupe
Hemi Swap Gen III
1978
GMC
C15
Street Coupe
LS Swap
1978
GMC
C15
Street Coupe
LT Swap
1978
GMC
C15
Street Coupe
Small Block Chevy Swap
1978
GMC
C15
Street Coupe
4.1L
1978
GMC
C15
Street Coupe
4.8L
1978
GMC
C15
Street Coupe
5.0L
1978
GMC
C15
Street Coupe
5.7L
1978
GMC
C15
Street Coupe
6.6L
1978
GMC
C15
Street Coupe
7.4L
1975 - 1978
GMC
C15 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
GMC
C15 Suburban
Base
Hemi Swap Gen III
1975
GMC
C15 Suburban
Base
LS Swap
1975
GMC
C15 Suburban
Base
LT Swap
1975
GMC
C15 Suburban
Base
4.1L
1977
GMC
C15 Suburban
Base
5.0L
1975, 1978
GMC
C15 Suburban
Base
5.7L
1975
GMC
C15 Suburban
Base
7.4L
1975
GMC
C15 Suburban
High Sierra
Hemi Swap Gen III
1975
GMC
C15 Suburban
High Sierra
LS Swap
1975
GMC
C15 Suburban
High Sierra
LT Swap
1975
GMC
C15 Suburban
High Sierra
4.1L
1977
GMC
C15 Suburban
High Sierra
5.0L
1975, 1978
GMC
C15 Suburban
High Sierra
5.7L
1975
GMC
C15 Suburban
High Sierra
7.4L
1975
GMC
C15 Suburban
Sierra Classic
Hemi Swap Gen III
1975
GMC
C15 Suburban
Sierra Classic
LS Swap
1975
GMC
C15 Suburban
Sierra Classic
LT Swap
1975
GMC
C15 Suburban
Sierra Classic
4.1L
1977
GMC
C15 Suburban
Sierra Classic
5.0L
1975, 1978
GMC
C15 Suburban
Sierra Classic
5.7L
1975
GMC
C15 Suburban
Sierra Classic
7.4L
1975
GMC
C15 Suburban
Sierra Grande
Hemi Swap Gen III
1975
GMC
C15 Suburban
Sierra Grande
LS Swap
1975
GMC
C15 Suburban
Sierra Grande
LT Swap
1975
GMC
C15 Suburban
Sierra Grande
4.1L
1977
GMC
C15 Suburban
Sierra Grande
5.0L
1975, 1978
GMC
C15 Suburban
Sierra Grande
5.7L
1975
GMC
C15 Suburban
Sierra Grande
7.4L
1968 - 1974
GMC
C15/C1500 Pickup
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968
GMC
C15/C1500 Pickup
Base
Big Block Chevy Swap
1973
GMC
C15/C1500 Pickup
Base
Hemi Swap Gen III
1968
GMC
C15/C1500 Pickup
Base
LS Swap
1968
GMC
C15/C1500 Pickup
Base
LT Swap
1968
GMC
C15/C1500 Pickup
Base
Small Block Chevy Swap
1968
GMC
C15/C1500 Pickup
Base
3.8L
1968, 1972
GMC
C15/C1500 Pickup
Base
4.1L
1968, 1973
GMC
C15/C1500 Pickup
Base
4.8L
1968
GMC
C15/C1500 Pickup
Base
5.0L
1968
GMC
C15/C1500 Pickup
Base
5.3L
1968
GMC
C15/C1500 Pickup
Base
5.4L
1968 - 1969
GMC
C15/C1500 Pickup
Base
5.7L
1968
GMC
C15/C1500 Pickup
Base
6.5L
1970
GMC
C15/C1500 Pickup
Base
6.6L
1973
GMC
C15/C1500 Pickup
Base
7.4L
1968 - 1974
GMC
C15/C1500 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968
GMC
C15/C1500 Suburban
Base
Big Block Chevy Swap
1973
GMC
C15/C1500 Suburban
Base
Hemi Swap Gen III
1973
GMC
C15/C1500 Suburban
Base
LS Swap
1973
GMC
C15/C1500 Suburban
Base
LT Swap
1968, 1972
GMC
C15/C1500 Suburban
Base
4.1L
1968, 1973
GMC
C15/C1500 Suburban
Base
4.8L
1968
GMC
C15/C1500 Suburban
Base
5.0L
1968
GMC
C15/C1500 Suburban
Base
5.3L
1968
GMC
C15/C1500 Suburban
Base
5.4L
1968 - 1969
GMC
C15/C1500 Suburban
Base
5.7L
1968
GMC
C15/C1500 Suburban
Base
6.5L
1970
GMC
C15/C1500 Suburban
Base
6.6L
1973
GMC
C15/C1500 Suburban
Base
7.4L
1979 - 1986, 1988 - 1990
GMC
C1500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
GMC
C1500
Base
5.7L
1979
GMC
C1500
Heavy Half
5.7L
1979
GMC
C1500
High Sierra
5.7L
1988
GMC
C1500
Sierra
5.7L
1979
GMC
C1500
Sierra Classic
5.7L
1979
GMC
C1500
Sierra Grande
5.7L
1988
GMC
C1500
Sierra SLE
5.7L
1988
GMC
C1500
Sierra SLX
5.7L
1979
GMC
C1500
Street Coupe
5.7L
1979 - 1984
GMC
C1500 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
GMC
C1500 Suburban
Base
5.7L
1979
GMC
C1500 Suburban
High Sierra
5.7L
1979
GMC
C1500 Suburban
Sierra Classic
5.7L
1979
GMC
C1500 Suburban
Sierra Grande
5.7L
1975 - 1978
GMC
C25
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
GMC
C25
Base
Big Block Chevy Swap
1975
GMC
C25
Base
LS Swap
1975
GMC
C25
Base
LT Swap
1975
GMC
C25
Base
Small Block Chevy Swap
1975, 1977
GMC
C25
Base
4.1L
1975
GMC
C25
Base
4.8L
1977
GMC
C25
Base
5.0L
1975
GMC
C25
Base
5.7L
1976
GMC
C25
Base
6.6L
1975
GMC
C25
Base
7.4L
1975
GMC
C25
High Sierra
Big Block Chevy Swap
1975
GMC
C25
High Sierra
LS Swap
1975
GMC
C25
High Sierra
LT Swap
1975
GMC
C25
High Sierra
Small Block Chevy Swap
1975, 1977
GMC
C25
High Sierra
4.1L
1975
GMC
C25
High Sierra
4.8L
1977
GMC
C25
High Sierra
5.0L
1975
GMC
C25
High Sierra
5.7L
1976
GMC
C25
High Sierra
6.6L
1975
GMC
C25
High Sierra
7.4L
1975
GMC
C25
Sierra Classic
Big Block Chevy Swap
1975
GMC
C25
Sierra Classic
LS Swap
1975
GMC
C25
Sierra Classic
LT Swap
1975
GMC
C25
Sierra Classic
Small Block Chevy Swap
1975, 1977
GMC
C25
Sierra Classic
4.1L
1975
GMC
C25
Sierra Classic
4.8L
1977
GMC
C25
Sierra Classic
5.0L
1975
GMC
C25
Sierra Classic
5.7L
1976
GMC
C25
Sierra Classic
6.6L
1975
GMC
C25
Sierra Classic
7.4L
1975
GMC
C25
Sierra Grande
Big Block Chevy Swap
1975
GMC
C25
Sierra Grande
LS Swap
1975
GMC
C25
Sierra Grande
LT Swap
1975
GMC
C25
Sierra Grande
Small Block Chevy Swap
1975, 1977
GMC
C25
Sierra Grande
4.1L
1975
GMC
C25
Sierra Grande
4.8L
1977
GMC
C25
Sierra Grande
5.0L
1975
GMC
C25
Sierra Grande
5.7L
1976
GMC
C25
Sierra Grande
6.6L
1975
GMC
C25
Sierra Grande
7.4L
1975 - 1978
GMC
C25 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
GMC
C25 Suburban
Base
LS Swap
1975
GMC
C25 Suburban
Base
LT Swap
1975
GMC
C25 Suburban
Base
4.8L
1977
GMC
C25 Suburban
Base
5.0L
1975
GMC
C25 Suburban
Base
5.7L
1978
GMC
C25 Suburban
Base
6.6L
1975
GMC
C25 Suburban
Base
7.4L
1975
GMC
C25 Suburban
High Sierra
LS Swap
1975
GMC
C25 Suburban
High Sierra
LT Swap
1975
GMC
C25 Suburban
High Sierra
4.8L
1977
GMC
C25 Suburban
High Sierra
5.0L
1975
GMC
C25 Suburban
High Sierra
5.7L
1978
GMC
C25 Suburban
High Sierra
6.6L
1975
GMC
C25 Suburban
High Sierra
7.4L
1975
GMC
C25 Suburban
Sierra Classic
LS Swap
1975
GMC
C25 Suburban
Sierra Classic
LT Swap
1975
GMC
C25 Suburban
Sierra Classic
4.8L
1977
GMC
C25 Suburban
Sierra Classic
5.0L
1975
GMC
C25 Suburban
Sierra Classic
5.7L
1978
GMC
C25 Suburban
Sierra Classic
6.6L
1975
GMC
C25 Suburban
Sierra Classic
7.4L
1975
GMC
C25 Suburban
Sierra Grande
LS Swap
1975
GMC
C25 Suburban
Sierra Grande
LT Swap
1975
GMC
C25 Suburban
Sierra Grande
4.8L
1977
GMC
C25 Suburban
Sierra Grande
5.0L
1975
GMC
C25 Suburban
Sierra Grande
5.7L
1978
GMC
C25 Suburban
Sierra Grande
6.6L
1975
GMC
C25 Suburban
Sierra Grande
7.4L
1967
GMC
C25/C2500 Pickup
Fully Adjustable To Tailor Shift Patterns
1968 - 1974
GMC
C25/C2500 Pickup
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968
GMC
C25/C2500 Pickup
Base
Big Block Chevy Swap
1967
GMC
C25/C2500 Pickup
Base
LS Swap
1973
GMC
C25/C2500 Pickup
Base
LT Swap
1973
GMC
C25/C2500 Pickup
Base
Small Block Chevy Swap
1967, 1972
GMC
C25/C2500 Pickup
Base
4.1L
1967
GMC
C25/C2500 Pickup
Base
4.6L
1967 - 1968, 1973
GMC
C25/C2500 Pickup
Base
4.8L
1967 - 1968
GMC
C25/C2500 Pickup
Base
5.0L
1967
GMC
C25/C2500 Pickup
Base
5.3L
1968
GMC
C25/C2500 Pickup
Base
5.4L
1967, 1969
GMC
C25/C2500 Pickup
Base
5.7L
1968
GMC
C25/C2500 Pickup
Base
6.5L
1970
GMC
C25/C2500 Pickup
Base
6.6L
1973
GMC
C25/C2500 Pickup
Base
7.4L
1967
GMC
C25/C2500 Suburban
Fully Adjustable To Tailor Shift Patterns
1968 - 1974
GMC
C25/C2500 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968
GMC
C25/C2500 Suburban
Base
Big Block Chevy Swap
1973
GMC
C25/C2500 Suburban
Base
LS Swap
1973
GMC
C25/C2500 Suburban
Base
LT Swap
1968, 1972
GMC
C25/C2500 Suburban
Base
4.1L
1968, 1973
GMC
C25/C2500 Suburban
Base
4.8L
1968 - 1969
GMC
C25/C2500 Suburban
Base
5.0L
1968
GMC
C25/C2500 Suburban
Base
5.3L
1968
GMC
C25/C2500 Suburban
Base
5.4L
1968 - 1969
GMC
C25/C2500 Suburban
Base
5.7L
1968
GMC
C25/C2500 Suburban
Base
6.5L
1970
GMC
C25/C2500 Suburban
Base
6.6L
1973 - 1974
GMC
C25/C2500 Suburban
Base
7.4L
1979 - 1986, 1988 - 1990
GMC
C2500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
GMC
C2500
Base
5.7L
1979
GMC
C2500
High Sierra
5.7L
1988
GMC
C2500
Sierra
5.7L
1979
GMC
C2500
Sierra Classic
5.7L
1979
GMC
C2500
Sierra Grande
5.7L
1988
GMC
C2500
Sierra SLE
5.7L
1988
GMC
C2500
Sierra SLX
5.7L
1979 - 1986
GMC
C2500 Suburban
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979 - 1980
GMC
C2500 Suburban
Base
5.7L
1979 - 1980
GMC
C2500 Suburban
High Sierra
5.7L
1979 - 1980
GMC
C2500 Suburban
Sierra Classic
5.7L
1979 - 1980
GMC
C2500 Suburban
Sierra Grande
5.7L
1975 - 1978
GMC
C35
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
GMC
C35
Base
Big Block Chevy Swap
1975
GMC
C35
Base
LS Swap
1975
GMC
C35
Base
Small Block Chevy Swap
1975, 1978
GMC
C35
Base
4.1L
1975
GMC
C35
Base
4.8L
1978
GMC
C35
Base
5.0L
1975
GMC
C35
Base
5.7L
1976
GMC
C35
Base
6.6L
1975
GMC
C35
Base
7.4L
1975
GMC
C35
High Sierra
Big Block Chevy Swap
1975
GMC
C35
High Sierra
LS Swap
1975
GMC
C35
High Sierra
Small Block Chevy Swap
1975, 1978
GMC
C35
High Sierra
4.1L
1975
GMC
C35
High Sierra
4.8L
1978
GMC
C35
High Sierra
5.0L
1975
GMC
C35
High Sierra
5.7L
1976
GMC
C35
High Sierra
6.6L
1975
GMC
C35
High Sierra
7.4L
1975
GMC
C35
Sierra Classic
Big Block Chevy Swap
1975
GMC
C35
Sierra Classic
LS Swap
1975
GMC
C35
Sierra Classic
Small Block Chevy Swap
1975, 1978
GMC
C35
Sierra Classic
4.1L
1975
GMC
C35
Sierra Classic
4.8L
1978
GMC
C35
Sierra Classic
5.0L
1975
GMC
C35
Sierra Classic
5.7L
1976
GMC
C35
Sierra Classic
6.6L
1975
GMC
C35
Sierra Classic
7.4L
1975
GMC
C35
Sierra Grande
Big Block Chevy Swap
1975
GMC
C35
Sierra Grande
LS Swap
1975
GMC
C35
Sierra Grande
Small Block Chevy Swap
1975, 1978
GMC
C35
Sierra Grande
4.1L
1975
GMC
C35
Sierra Grande
4.8L
1978
GMC
C35
Sierra Grande
5.0L
1975
GMC
C35
Sierra Grande
5.7L
1976
GMC
C35
Sierra Grande
6.6L
1975
GMC
C35
Sierra Grande
7.4L
1968 - 1974
GMC
C35/C3500 Pickup
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1968
GMC
C35/C3500 Pickup
Base
Big Block Chevy Swap
1973
GMC
C35/C3500 Pickup
Base
LS Swap
1973
GMC
C35/C3500 Pickup
Base
Small Block Chevy Swap
1968, 1972
GMC
C35/C3500 Pickup
Base
4.1L
1968, 1973
GMC
C35/C3500 Pickup
Base
4.8L
1968
GMC
C35/C3500 Pickup
Base
5.0L
1968
GMC
C35/C3500 Pickup
Base
5.3L
1968
GMC
C35/C3500 Pickup
Base
5.4L
1968 - 1969
GMC
C35/C3500 Pickup
Base
5.7L
1968
GMC
C35/C3500 Pickup
Base
6.5L
1970
GMC
C35/C3500 Pickup
Base
6.6L
1973
GMC
C35/C3500 Pickup
Base
7.4L
1979 - 1986, 1988 - 1990
GMC
C3500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
GMC
C3500
Base
7.4L
1979
GMC
C3500
High Sierra
7.4L
1988
GMC
C3500
Sierra
7.4L
1979
GMC
C3500
Sierra Classic
7.4L
1979
GMC
C3500
Sierra Grande
7.4L
1988
GMC
C3500
Sierra SLE
7.4L
1988
GMC
C3500
Sierra SLX
7.4L
1978 - 1980
GMC
Caballero
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1978
GMC
Caballero
Base
LS Swap
1978
GMC
Caballero
Base
LT Swap
1978
GMC
Caballero
Base
Small Block Chevy Swap
1978
GMC
Caballero
Base
3.3L
1978 - 1980
GMC
Caballero
Base
3.8L
1979
GMC
Caballero
Base
4.4L
1978
GMC
Caballero
Base
5.0L
1978
GMC
Caballero
Base
5.7L
1978
GMC
Caballero
Diablo
LS Swap
1978
GMC
Caballero
Diablo
LT Swap
1978
GMC
Caballero
Diablo
Small Block Chevy Swap
1978
GMC
Caballero
Diablo
3.3L
1978 - 1980
GMC
Caballero
Diablo
3.8L
1979
GMC
Caballero
Diablo
4.4L
1978
GMC
Caballero
Diablo
5.0L
1978
GMC
Caballero
Diablo
5.7L
1978
GMC
Caballero
Laredo
LS Swap
1978
GMC
Caballero
Laredo
LT Swap
1978
GMC
Caballero
Laredo
Small Block Chevy Swap
1978
GMC
Caballero
Laredo
3.3L
1978 - 1980
GMC
Caballero
Laredo
3.8L
1979
GMC
Caballero
Laredo
4.4L
1978
GMC
Caballero
Laredo
5.0L
1978
GMC
Caballero
Laredo
5.7L
1975 - 1978
GMC
G15
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975, 1977
GMC
G15
Rally
4.1L
1977
GMC
G15
Rally
5.0L
1975
GMC
G15
Rally
5.7L
1975, 1977
GMC
G15
Rally STX
4.1L
1977
GMC
G15
Rally STX
5.0L
1975
GMC
G15
Rally STX
5.7L
1975
GMC
G15
Vandura
4.1L
1977
GMC
G15
Vandura
5.0L
1975
GMC
G15
Vandura
5.7L
1976
GMC
G15
Vandura
6.6L
1969 - 1974
GMC
G15/G1500 Van
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979 - 1990
GMC
G1500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
GMC
G1500
Rally
5.7L
1984
GMC
G1500
Rally Custom
5.7L
1979, 1984
GMC
G1500
Rally STX
5.7L
1979
GMC
G1500
Vandura
5.7L
1975 - 1978
GMC
G25
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
GMC
G25
Rally
4.8L
1975
GMC
G25
Rally
5.7L
1975
GMC
G25
Rally
6.6L
1975
GMC
G25
Rally
7.4L
1975
GMC
G25
Rally STX
4.8L
1975
GMC
G25
Rally STX
5.7L
1975
GMC
G25
Rally STX
6.6L
1975
GMC
G25
Rally STX
7.4L
1975
GMC
G25
Vandura
4.8L
1975
GMC
G25
Vandura
5.7L
1975
GMC
G25
Vandura
6.6L
1969 - 1974
GMC
G25/G2500 Van
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979 - 1990
GMC
G2500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
GMC
G2500
Rally
5.7L
1983
GMC
G2500
Rally Custom
5.7L
1979
GMC
G2500
Rally STX
5.7L
1979, 1983
GMC
G2500
Vandura
5.7L
1975 - 1978
GMC
G35
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1975
GMC
G35
Magnavan
4.8L
1975
GMC
G35
Magnavan
5.7L
1976
GMC
G35
Magnavan
6.6L
1976
GMC
G35
Magnavan
7.4L
1976
GMC
G35
Rally
4.8L
1975
GMC
G35
Rally
5.7L
1975
GMC
G35
Rally
6.6L
1976
GMC
G35
Rally Camper Special
4.8L
1975
GMC
G35
Rally Camper Special
5.7L
1975
GMC
G35
Rally Camper Special
6.6L
1976
GMC
G35
Rally STX
4.8L
1975
GMC
G35
Rally STX
5.7L
1975
GMC
G35
Rally STX
6.6L
1978
GMC
G35
Vandura
4.1L
1976
GMC
G35
Vandura
4.8L
1975
GMC
G35
Vandura
5.7L
1975
GMC
G35
Vandura
6.6L
1978
GMC
G35
Vandura Special
4.1L
1976
GMC
G35
Vandura Special
4.8L
1975
GMC
G35
Vandura Special
5.7L
1975
GMC
G35
Vandura Special
6.6L
1970
GMC
G35/G3500 Van
Fully Adjustable To Tailor Shift Patterns
1971 - 1974
GMC
G35/G3500 Van
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1971, 1974
GMC
G35/G3500 Van
Base
4.1L
1974
GMC
G35/G3500 Van
Base
4.8L
1971
GMC
G35/G3500 Van
Base
5.0L
1971, 1974
GMC
G35/G3500 Van
Base
5.7L
1974
GMC
G35/G3500 Van
Base
7.4L
1971, 1974
GMC
G35/G3500 Van
Rally
4.1L
1974
GMC
G35/G3500 Van
Rally
4.8L
1971
GMC
G35/G3500 Van
Rally
5.0L
1971, 1974
GMC
G35/G3500 Van
Rally
5.7L
1974
GMC
G35/G3500 Van
Rally
7.4L
1971, 1974
GMC
G35/G3500 Van
Vandura
4.1L
1974
GMC
G35/G3500 Van
Vandura
4.8L
1971
GMC
G35/G3500 Van
Vandura
5.0L
1971, 1974
GMC
G35/G3500 Van
Vandura
5.7L
1974
GMC
G35/G3500 Van
Vandura
7.4L
1979 - 1990
GMC
G3500
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1981 - 1982, 1985
GMC
G3500
Magnavan
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979, 1984
GMC
G3500
Magnavan
5.7L
1981 - 1982, 1985
GMC
G3500
Rally
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
GMC
G3500
Rally
5.7L
1981 - 1982, 1985
GMC
G3500
Rally Camper Special
Fully Adjustable To Tailor Shift Patterns
Must Have Adequate Vacuum To Make Modulator Work Properly
1979
GMC
G3500
Rally Camper Special
5.7L
1981
GMC
G3500
Rally Custom
5.7L
Read More

Additional Information:

Video
FAST EFFICIENT SHIPPING!

Through our distribution network Deliveries can be as fast as Next Day Delivery. Delivery times vary by destination, tracking information is provided with every purchase.
GET IT INSTALLED!

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB. We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.
* EXTEND YOUR PRODUCTS MANUFACTURER WARRANTY

All products include a manufacturer warranty, but you can extend this warranty with JB's Purchase Protection Plan.
*Available on select products.