New Rectifier For GMC K2500 L6 4.8L 81-82 7N122 7N7122 9N1203 73117044 1852209

Description

SPECIFICATIONS:
12, 24 Volt
NOTE 1:
For heavy duty version w/ 50 amp diodes, use DR5042
FEATURE:
6-25A button diodes
FEATURE 1:
Heat sink tunnel for additional air flow to cool diode trio
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Product Specifications
SPECIFICATIONS:
12, 24 Volt
NOTE 1:
For heavy duty version w/ 50 amp diodes, use DR5042
FEATURE:
6-25A button diodes
FEATURE 1:
Heat sink tunnel for additional air flow to cool diode trio
Interchange Part Numbers
American Motors:
8125178
Caterpillar:
358207, 366744, 377559, 3N3750, 7N122, 7N7122, 9N1203
Fiat Allis:
73117044
Delco:
1852209, 1875627, 1971987, 1984638, D3913, D3915, 1891055
Arrowhead:
ADR1201, ADR1273, ADR1224
J & N Automotive:
172-12001, 172-12029
COMPATIBILITY CHART
Make
Model
Year
Engine
Remarks
Allis Chalmers
6138
80-86
All
Diesel Engines Delco 20SI, 24V/ 45A (Opt.)
Allis Chalmers
685
80-86
All
Diesel Engines Delco 20SI, 24V/ 45A (Opt.)
Allis Chalmers
945
80-86
All
25000 Diesel Delco 20SI, 24V/ 45A
American Motors
AMX
78-80
L6 4.2L 258cid
w/AC
American Motors
Concord
81-82
L4 2.5L 151cid
Std, w/AC
American Motors
Concord
1980
L4 2.5L 151cid
w/AC
American Motors
Concord
78-79
L6 3.8L 232cid
w/AC
American Motors
Concord
1983
L6 4.2L 258cid
Opt, 63 Amp, 1-Groove Pulley
American Motors
Concord
81-82
L6 4.2L 258cid
Std, w/AC
American Motors
Concord
78-80
L6 4.2L 258cid
w/AC
American Motors
Eagle
81-82
L4 2.5L 151cid
Pontiac Std, w/AC
American Motors
Eagle
1983
L6 4.2L 258cid
Std, 63 Amp, 1-Groove Pulley
American Motors
Eagle
81-82
L6 4.2L 258cid
Std, w/AC
American Motors
Eagle
1980
L6 4.2L 258cid
w/AC
American Motors
Gremlin
76-78
L6 3.8L 232cid
w/AC
American Motors
Gremlin
76-78
L6 4.2L 258cid
w/AC
American Motors
Hornet
76-77
L6 3.8L 232cid
w/AC
American Motors
Hornet
76-77
L6 4.2L 258cid
w/AC
American Motors
Matador
76-78
L6 4.2L 258cid
w/AC
American Motors
Pacer
76-78
L6 3.8L 232cid
w/AC
American Motors
Pacer
76-80
L6 4.2L 258cid
w/AC
American Motors
Spirit
81-82
L4 2.5L 151cid
Pontiac Std, w/AC
American Motors
Spirit
1980
L4 2.5L 151cid
w/AC
American Motors
Spirit
1979
L6 3.8L 232cid
w/AC
American Motors
Spirit
1983
L6 4.2L 258cid
Opt, 63 Amp, 1-Groove Pulley
American Motors
Spirit
81-82
L6 4.2L 258cid
Std, w/AC
American Motors
Spirit
79-80
L6 4.2L 258cid
w/AC
Bobcat
V
76-97
All
Various Delco 10SI, 63A
Buick
Apollo
73-74
L6 4.1L 250cid
Std, w/AC
Buick
Apollo
1975
L6 4.1L 250cid
w/AC
Buick
Apollo
1975
V8 4.3L 260cid
w/AC
Buick
Apollo
73-74
V8 5.7L 350cid
Std, w/AC
Buick
Apollo
1975
V8 5.7L 5733cc 350cid
Std, w/AC
Buick
Centurion
1973
V8 5.7L 350cid
w/AC, w/Sgl Mtg Foot
Buick
Centurion
1973
V8 7.5L 455cid
w/AC, w/Sgl Mtg Foot
Buick
Century
1982
L4 2.5L 2474cc 151cid
wo/AC
Buick
Century
1982
V6 2.8L 173cid
w/HBW
Buick
Century
83-84
V6 2.8L 173cid
wo/AC, Std
Buick
Century
78-79
V6 3.2L 196cid
w/AC
Buick
Century
75-79
V6 3.8L 231cid
Opt, w/AC, 2-Groove Pulley
Buick
Century
75-79
V6 3.8L 231cid
Std, w/AC, 1-Groove Pulley
Buick
Century
1980
V6 3.8L 3800cc 231cid
w/Turbo w/AC
Buick
Century
1980
V6 3.8L 3800cc 231cid
wo/Turbo Std, w/AC
Buick
Century
1978
V6 3.8L 3800cc 231cid
Opt, w/AC, 2-Groove Pulley
Buick
Century
1978
V6 3.8L 3800cc 231cid
Std, w/AC, 1-Groove Pulley
Buick
Century
1981
V6 3.8L 3800cc 231cid
w/AC, Std
Buick
Century
1982
V6 4.3L 260cid
Diesel wo/AC
Buick
Century
1980
V8 4.3L 265cid
Std and w/AC
Buick
Century
1981
V8 4.3L 265cid
Std, w/AC
Buick
Century
1981
V8 4.4L 267cid
Std
Buick
Century
1980
V8 4.9L 301cid
Std, w/AC
Buick
Century
1979
V8 4.9L 301cid
w/AC
Buick
Century
80-81
V8 5.0L 305cid
Std, w/AC
Buick
Century
77-79
V8 5.0L 305cid
w/AC
Buick
Century
1981
V8 5.7L 350cid
Diesel Std, wo/AC
Buick
Century
1977
V8 5.7L 350cid
VIN H w/Sgl Mtg Foot; w/AC; 12:00 Alt Plug
Buick
Century
1977
V8 5.7L 350cid
VIN J w/Sgl Mtg Foot; w/AC; 12:00 Alt Plug
Buick
Century
1977
V8 5.7L 350cid
VIN L w/Sgl Mtg Foot, w/AC
Buick
Century
1977
V8 5.7L 350cid
VIN R w/Sgl Mtg Foot; w/AC; 3:00 Plug Clock
Buick
Century
73-74
V8 5.7L 350cid
w/AC
Buick
Century
78-79
V8 5.7L 350cid
w/Sgl Mtg Foot, w/AC
Buick
Century
75-76
V8 5.7L 5733cc 350cid
w/AC
Buick
Century
1977
V8 6.6L 403cid
w/Sgl Mtg Foot, w/AC
Buick
Century
73-74
V8 7.5L 455cid
w/Sgl Mtg Foot, w/AC
Buick
Electra
1980
V6 4.1L 252cid
Std, w/AC
Buick
Electra
1983
V6 4.1L 252cid
wo/AC
Buick
Electra
1980
V8 4.9L 301cid
Std
Buick
Electra
81-82
V8 5.0L 307cid
Std
Buick
Electra
1981
V8 5.7L 350cid
DIESEL wo/AC
Buick
Electra
1982
V8 5.7L 350cid
Diesel wo/AC
Buick
Electra
1981
V8 5.7L 350cid
GAS w/AC, Std
Buick
Electra
1977
V8 5.7L 350cid
VIN H; VIN J Std, w/AC
Buick
Electra
1980
V8 5.7L 350cid
VIN N Std
Buick
Electra
1980
V8 5.7L 350cid
VIN R w/AC, Std
Buick
Electra
77-79
V8 5.7L 350cid
VIN R w/AC, w/Sgl Mtg Foot
Buick
Electra
78-80
V8 5.7L 350cid
VIN X w/AC, w/Sgl Mtg Foot
Buick
Electra
77-79
V8 6.6L 403cid
w/Sgl Mtg Foot, w/AC
Buick
Electra
1973
V8 7.5L 455cid
w/AC, w/Sgl Mtg Foot
Buick
Electra
74-76
V8 7.5L 7456cc 455cid
w/AC, w/Sgl Mtg Foot
Buick
Estate Wagon
1980
V8 4.9L 301cid
Delco 63 Amp
Buick
Estate Wagon
81-82
V8 5.0L 307cid
Delco 63 Amp
Buick
Estate Wagon
78-79
V8 5.7L 350cid
VIN R w/Sgl Mtg Foot, w/AC
Buick
Estate Wagon
78-79
V8 5.7L 350cid
VIN X Std, w/AC
Buick
Estate Wagon
1973
V8 5.7L 350cid
w/AC
Buick
Estate Wagon
1977
V8 5.7L 350cid
w/Sgl Mtg Foot, w/AC
Buick
Estate Wagon
77-79
V8 6.6L 403cid
w/Sgl Mtg Foot, w/AC
Buick
Estate Wagon
1973
V8 7.5L 455cid
w/Sgl Mtg Foot, w/AC
Buick
Estate Wagon
74-76
V8 7.5L 7456cc 455cid
w/Sgl Mtg Foot, w/AC
Buick
LeSabre
1976
V6 3.8L 231cid
w/AC
Buick
LeSabre
1977
V6 3.8L 3800cc 231cid
VIN A Std, w/AC
Buick
LeSabre
1977
V6 3.8L 3800cc 231cid
VIN C Std, w/AC
Buick
LeSabre
78-80
V6 3.8L 3800cc 231cid
w/Turbo
Buick
LeSabre
78-80
V6 3.8L 3800cc 231cid
wo/Turbo Std, w/AC
Buick
LeSabre
1980
V6 4.1L 252cid
Std, w/AC
Buick
LeSabre
1983
V6 4.1L 252cid
wo/AC, wo/Rear Defrost
Buick
LeSabre
1982
V8 4.4L 267cid
Std
Buick
LeSabre
1980
V8 4.9L 301cid
Std, w/AC
Buick
LeSabre
77-79
V8 4.9L 301cid
w/AC
Buick
LeSabre
1978
V8 5.0L 305cid
w/AC
Buick
LeSabre
81-82
V8 5.0L 307cid
Std
Buick
LeSabre
1980
V8 5.7L 350cid
Diesel Std
Buick
LeSabre
81-82
V8 5.7L 350cid
Diesel Std, wo/AC
Buick
LeSabre
1977
V8 5.7L 350cid
VIN H w/Sgl Mtg Foot, w/AC
Buick
LeSabre
1977
V8 5.7L 350cid
VIN J w/Sgl Mtg Foot, w/AC
Buick
LeSabre
1980
V8 5.7L 350cid
VIN R Std, w/AC
Buick
LeSabre
77-79
V8 5.7L 350cid
VIN R w/Sgl Mtg Foot, w/AC
Buick
LeSabre
1980
V8 5.7L 350cid
VIN X w/AC, w/Sgl Mtg Foot, 1-Groove Pulley
Buick
LeSabre
1980
V8 5.7L 350cid
VIN X w/AC, w/Sgl Mtg Foot, 2-Groove Pulley
Buick
LeSabre
78-79
V8 5.7L 350cid
VIN X w/Sgl Mtg Foot, w/AC
Buick
LeSabre
73-74
V8 5.7L 350cid
w/Sgl Mtg Foot, w/AC
Buick
LeSabre
75-76
V8 5.7L 5733cc 350cid
w/Sgl Mtg Foot, w/AC
Buick
LeSabre
1975
V8 6.6L 400cid
w/AC
Buick
LeSabre
77-78
V8 6.6L 403cid
w/Sgl Mtg Foot, w/AC
Buick
LeSabre
1973
V8 7.5L 455cid
w/AC, w/Sgl Mtg Foot
Buick
LeSabre
74-76
V8 7.5L 7456cc 455cid
w/AC, w/Sgl Mtg Foot
Buick
Regal
78-79
V6 3.2L 196cid
w/AC
Buick
Regal
1979
V6 3.8L 231cid
w/Turbo
Buick
Regal
1979
V6 3.8L 231cid
wo/Turbo Std, w/AC
Buick
Regal
75-77
V6 3.8L 231cid
Opt, w/AC, 2-Groove Pulley
Buick
Regal
75-77
V6 3.8L 231cid
Std, w/AC, 1-Groove Pulley
Buick
Regal
81-82
V6 3.8L 3800cc 231cid
w/Turbo Std, wo/AC
Buick
Regal
78-80
V6 3.8L 3800cc 231cid
w/Turbo
Buick
Regal
78-80
V6 3.8L 3800cc 231cid
wo/Turbo Std, w/AC
Buick
Regal
1983
V6 3.8L 3800cc 231cid
wo/Turbo wo/AC, California, Std
Buick
Regal
80-81
V8 4.3L 265cid
Std
Buick
Regal
1981
V8 4.4L 267cid
Std
Buick
Regal
1982
V8 4.4L 267cid
w/AC or HBW
Buick
Regal
1979
V8 4.9L 301cid
w/AC
Buick
Regal
1980
V8 4.9L 301cid
w/AC, Std
Buick
Regal
77-79
V8 5.0L 305cid
w/AC
Buick
Regal
80-82
V8 5.0L 305cid
w/AC, Std
Buick
Regal
1981
V8 5.7L 350cid
Diesel Std, wo/AC
Buick
Regal
1982
V8 5.7L 350cid
Diesel wo/AC, Std
Buick
Regal
1977
V8 5.7L 350cid
VIN H; VIN J w/Sgl Mtg Foot; w/AC; 12:00 Alt Plug
Buick
Regal
1977
V8 5.7L 350cid
VIN L; VIN R w/Sgl Mtg Foot; w/AC; 3:00 Plug Clock
Buick
Regal
73-74
V8 5.7L 350cid
w/AC
Buick
Regal
75-76
V8 5.7L 5733cc 350cid
w/AC
Buick
Regal
1974
V8 7.5L 455cid
w/Sgl Mtg Foot, w/AC
Buick
Regal
1973
V8 7.5L 7456cc 455cid
w/Sgl Mtg Foot, w/AC
Buick
Riviera
1980
V6 3.8L 3800cc 231cid
Std
Buick
Riviera
1979
V6 3.8L 3800cc 231cid
Std. Unit
Buick
Riviera
1977
V8 5.7L 350cid
VIN J w/Sgl Mtg Foot
Buick
Riviera
77-78
V8 5.7L 350cid
VIN R w/Sgl Mtg Foot
Buick
Riviera
1978
V8 5.7L 350cid
VIN X w/Sgl Mtg Foot
Buick
Riviera
80-81
V8 5.7L 350cid
Std
Buick
Riviera
1979
V8 5.7L 350cid
w/Sgl Mtg Foot
Buick
Riviera
77-78
V8 6.6L 403cid
w/AC, w/Sgl Mtg Foot
Buick
Riviera
70-74
V8 7.5L 455cid
w/AC, w/Sgl Mtg Foot
Buick
Riviera
75-76
V8 7.5L 7456cc 455cid
w/AC, w/Sgl Mtg Foot
Buick
Skyhawk
1978
V6 3.8L 231cid
Opt, w/AC, 2-Groove Pulley
Buick
Skyhawk
75-77
V6 3.8L 231cid
w/AC
Buick
Skyhawk
1979
V6 3.8L 3800cc 231cid
Opt, w/AC, 2-Groove Pulley
Buick
Skyhawk
78-79
V6 3.8L 3800cc 231cid
Std, w/AC, 1-Groove Pulley
Buick
Skyhawk
1980
V6 3.8L 3800cc 231cid
w/AC
Buick
Skylark
80-81
L4 2.5L 2474cc 151cid
Std, w/HBL
Buick
Skylark
1982
L4 2.5L 2474cc 151cid
Std, w/HBW
Buick
Skylark
1980
V6 2.8L 173cid
VIN 7 Std, w/HBW
Buick
Skylark
81-82
V6 2.8L 173cid
VIN X Std, w/HBW
Buick
Skylark
1982
V6 2.8L 173cid
VIN Z Std, w/HBW
Buick
Skylark
75-77
V6 3.8L 231cid
w/AC
Buick
Skylark
78-79
V6 3.8L 3800cc 231cid
w/AC
Buick
Skylark
75-76
V8 4.3L 260cid
w/AC
Buick
Skylark
1977
V8 4.9L 301cid
w/AC
Buick
Skylark
77-79
V8 5.0L 305cid
w/AC
Buick
Skylark
77-79
V8 5.7L 350cid
w/AC
Buick
Skylark
1975
V8 5.7L 5733cc 350cid
Std, w/AC
Buick
Skylark
1976
V8 5.7L 5733cc 350cid
w/AC
Cadillac
Calais
1973
V8 7.7L 472cid
w/AC
Cadillac
Calais
1974
V8 7.7L 7735cc 472cid
w/AC
Cadillac
Calais
75-76
V8 8.2L 500cid
CARB Std. Unit
Cadillac
Commercial Chassis
1980
V8 6.0L 368cid
w/Sgl Mtg Foot, Std
Cadillac
Commercial Chassis
77-79
V8 7.0L 425cid
Exc Limo CARB Std. Unit
Cadillac
Commercial Chassis
75-76
V8 8.2L 500cid
Exc Limo w/Sgl Mtg Foot, 63 Amp
Cadillac
DeVille
1980
V6 4.1L 252cid
w/Sgl Mtg Foot, Std, 63 Amp
Cadillac
DeVille
1980
V8 6.0L 368cid
w/Sgl Mtg Foot, Std, 63 Amp
Cadillac
DeVille
77-79
V8 7.0L 425cid
CARB Std. Unit
Cadillac
DeVille
73-74
V8 7.7L 472cid
w/AC
Cadillac
DeVille
1972
V8 7.7L 7735cc 472cid
w/AC
Cadillac
DeVille
75-76
V8 8.2L 500cid
CARB Std. Unit
Cadillac
Eldorado
77-78
V8 7.0L 425cid
CARB Std. Unit
Cadillac
Eldorado
71-74
V8 8.2L 500cid
Std. Unit
Cadillac
Eldorado
75-76
V8 8.2L 500cid
w/Sgl Mtg Foot
Cadillac
Eldorado
1972
V8 8.2L 8193cc 500cid
Std. Unit
Cadillac
Fleetwood
1980
V6 4.1L 252cid
w/Sgl Mtg Foot, Std, 63 Amp
Cadillac
Fleetwood
1980
V8 6.0L 368cid
w/Sgl Mtg Foot, Std, 63 Amp
Cadillac
Fleetwood
77-79
V8 7.0L 425cid
CARB Std. Unit
Cadillac
Fleetwood
1974
V8 7.7L 472cid
Exc Limo w/ Sgl Mtg Foot, w/AC
Cadillac
Fleetwood
1973
V8 7.7L 7735cc 472cid
Exc Limo w/ Sgl Mtg Foot, w/AC
Cadillac
Fleetwood
1972
V8 7.7L 7735cc 472cid
Sedan w/Internal Reg; w/Sgl Mtg Foot, 63 Amp
Cadillac
Fleetwood
75-76
V8 8.2L 500cid
Exc Limo w/Sgl Mtg Foot, 63 Amp
Cadillac
Seville
78-79
V8 5.7L 350cid
DIESEL wo/Rear Defrost
Case
1500 Cruz Crane
76-78
All
504 Diesel Std. Unit
Case
1500 Cruz Crane
76-78
All
DD 4-71 Std. Unit
Case
1800 Cruz Crane
76-78
All
504 Diesel Std. Unit
Case
1800 Cruz Crane
76-78
All
DD 4-71 Std. Unit
Case
453
73-76
All
301 Gas Std. Unit
Case
453
73-76
All
360 Diesel Std. Unit
Case
600 Skid King
75-77
All
336 Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
615
74-75
All
Gas Engines Std. Unit
Case
680G Construction King
79-82
All
336BD Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
680H Construction King
80-82
All
336BD Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
715
73-76
All
Various Std. Unit
Case
800 Skid King
75-77
All
336 Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
825 Skid King
75-77
All
336 Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
W14
72-77
All
336 Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
W14H
75-77
All
336 Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
W18
71-77
All
6-504 IHC Dsl. DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
W18
73-77
All
V401 IHC Gas DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
W20
79-84
All
6-504 IHC Dsl. DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
W24B
70-77
All
504 Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
W24C
77-82
All
504 Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
W26B
71-77
All
504 Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Case
W36
78-82
All
504 Diesel DR 10SI, 24V / 40A, 2 pin reg, w/o R term.
Caterpillar Ag. & Ind.
215D
90-95
All
Cat. 3304 Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
3208
86-90
All
All 20SI Delco
Caterpillar Ag. & Ind.
3208
86-90
All
All Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
3304
86-90
All
All 20SI Delco
Caterpillar Ag. & Ind.
3304
86-90
All
All Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
3306
85-90
All
All 20SI Delco
Caterpillar Ag. & Ind.
3306
85-90
All
All Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
3406
86-90
All
All 20SI Delco
Caterpillar Ag. & Ind.
3406
86-90
All
All Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
3408
86-90
All
All 20SI Delco
Caterpillar Ag. & Ind.
3408
86-90
All
All Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
3412
86-90
All
All 20SI Delco
Caterpillar Ag. & Ind.
3412
86-90
All
All Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
AH40
86-93
All
Cat. 3208 20SI Delco
Caterpillar Ag. & Ind.
AH46
86-93
All
Cat. 3208 20SI Delco
Caterpillar Ag. & Ind.
AH52
86-93
All
Cat. 3208 20SI Delco
Caterpillar Ag. & Ind.
AH60
86-93
All
Cat. 3208 20SI Delco
Caterpillar Ag. & Ind.
AM36
86-93
All
Cat. 3208 20SI Delco
Caterpillar Ag. & Ind.
AM40
86-93
All
Cat. 3208 20SI Delco
Caterpillar Ag. & Ind.
CB534
87-93
All
3304, 7.0L Caterpillar Dsl. Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
D6H XR
89-96
All
Cat. 3306 Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
EL240
89-92
All
Cat. 3304 Delco 20SI, 24V/ 45A
Caterpillar Ag. & Ind.
EL300
87-93
All
Cat. 3306 Delco 20SI, 24V/ 45A