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CHARGING SYSTEMS
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DELCO · Alternator
AlternatorIR/EFDELCO

7157M

PIC240-246, 240-246E
Voltage
12V
Amperage
100A
Rotation
CW
15 interchanges57 applications67 components
Note:This is a Delco 27SI Type 100. This Has the Same Mount-Up As a 7135M, Except The 7157M is 100A.

Specifications

Full technical detail

Type
Alternator
Manufacturer
DELCO
Design
IR/EF
Voltage
12V
Amperage
100A
Rotation
CW
MFR Series
27SI/100
Pulley Design
V1
Pulley Groove OD
64
Pulley Code
1100
Plug Code
151
Plug Clock
12:00

Vehicle applications

Fits 57 configurations

Domestic(57)
MakeModelEngineYears
Cadillac(Car)Commercial ChassisV8 6.0L 368cid1980–1984
Cadillac(Car)DeVilleV8 5.7L 350cid Diesel1980–1984
Cadillac(Car)DeVilleV8 4.1L 250cid1982–1984
Cadillac(Car)DeVilleV8 6.0L 368cid1980–1981
Cadillac(Car)DeVilleV6 4.1L 252cid1980–1980
Cadillac(Car)EldoradoV8 4.1L 250cid1982–1985
Cadillac(Car)EldoradoV8 5.7L 350cid Diesel1981–1985
Cadillac(Car)EldoradoV8 6.0L 368cid1981–1981
Cadillac(Car)EldoradoV8 5.7L 350cid GAS1980–1980
Cadillac(Car)FleetwoodV8 4.1L 250cid1982–1985
Cadillac(Car)FleetwoodV8 5.7L 350cid Diesel1980–1985
Cadillac(Car)FleetwoodV8 6.0L 368cid1980–1984
Cadillac(Car)FleetwoodV6 4.1L 252cid1980–1980
Cadillac(Car)SevilleV8 4.1L 250cid1982–1985
Cadillac(Car)SevilleV8 5.7L 350cid Diesel1981–1985
Cadillac(Car)SevilleV8 6.0L 368cid1981–1981
Cadillac(Car)SevilleV8 5.7L 350cid GAS1980–1980
Chevrolet(Medium/Heavy Truck)B60V8 6.0L 366cid General Motors L861980–1983
Chevrolet(Medium/Heavy Truck)B60V8 5.7L 5733cc 350cid General Motors LF51980–1983
Chevrolet(Medium/Heavy Truck)B60V8 7.0L 427cid General Motors L431980–1983
Chevrolet(Medium/Heavy Truck)C50V8 5.7L 5733cc 350cid General Motors LF51980–1983
Chevrolet(Medium/Heavy Truck)C50L6 4.8L 4786cc 292cid General Motors1979–1979
Chevrolet(Medium/Heavy Truck)C50V8 5.7L 350cid General Motors1976–1979
Chevrolet(Medium/Heavy Truck)C50V8 6.0L 5999cc 366cid General Motors1969–1979
Chevrolet(Medium/Heavy Truck)C50V8 7.0L 6998cc 427cid General Motors1969–1979
Chevrolet(Medium/Heavy Truck)C60V8 6.0L 366cid General Motors L861980–1983
Chevrolet(Medium/Heavy Truck)C60V8 5.7L 5733cc 350cid General Motors LF51980–1983
Chevrolet(Medium/Heavy Truck)C60V8 5.7L 350cid General Motors1976–1979
Chevrolet(Medium/Heavy Truck)C60V8 7.0L 6998cc 427cid General Motors1968–1979
Chevrolet(Medium/Heavy Truck)C60V8 6.0L 5999cc 366cid General Motors1969–1979
Chevrolet(Medium/Heavy Truck)C60L6 4.8L 4786cc 292cid General Motors1979–1979
Chevrolet(Medium/Heavy Truck)C70V8 6.0L 366cid General Motors L861980–1983
Chevrolet(Medium/Heavy Truck)C70V8 5.7L 350cid General Motors1979–1979
Chevrolet(Medium/Heavy Truck)C70V8 6.0L 5999cc 366cid General Motors1979–1979
Chevrolet(Van)G10V8 5.7L 350cid1986–1986
Chevrolet(Van)G20V8 5.7L 350cid1986–1986
Chevrolet(Van)G30V8 5.7L 350cid1986–1986
Chevrolet(Van)P30V8 7.4L 454cid1984–1985
GMC(Medium/Heavy Truck)B6000V8 6.0L 366cid General Motors L861980–1983
GMC(Medium/Heavy Truck)B6000V8 7.0L 427cid General Motors L431980–1983
GMC(Medium/Heavy Truck)B6000V8 5.7L 5733cc 350cid General Motors LF51980–1983
GMC(Medium/Heavy Truck)C5000V8 5.7L 5733cc 350cid General Motors LF51980–1983
GMC(Medium/Heavy Truck)C5000V8 6.0L 5999cc 366cid General Motors1979–1979
GMC(Medium/Heavy Truck)C5000L6 4.8L 4786cc 292cid General Motors1979–1979
GMC(Medium/Heavy Truck)C5000V8 5.7L 350cid General Motors1979–1979
GMC(Medium/Heavy Truck)C6000V8 6.0L 366cid General Motors L861980–1983
GMC(Medium/Heavy Truck)C6000V8 5.7L 5733cc 350cid General Motors LF51980–1983
GMC(Medium/Heavy Truck)C6000L6 4.8L 4786cc 292cid General Motors1979–1979
GMC(Medium/Heavy Truck)C6000V8 5.7L 350cid General Motors1979–1979
GMC(Medium/Heavy Truck)C6000V8 6.0L 5999cc 366cid General Motors1979–1979
GMC(Medium/Heavy Truck)C7000V8 6.0L 366cid General Motors L861980–1983
GMC(Medium/Heavy Truck)C7000V8 6.0L 5999cc 366cid General Motors1979–1979
GMC(Medium/Heavy Truck)C7000V8 5.7L 350cid General Motors1979–1979
GMC(Van)G1500V8 5.7L 350cid1986–1986
GMC(Van)G2500V8 5.7L 350cid1986–1986
GMC(Van)G3500V8 5.7L 350cid1986–1986
GMC(Van)P3500V8 7.4L 454cid1984–1985

Component breakdown

Replacement parts that go inside this unit

ComponentPart numbers
Bearing, Ball5-4000
Bearing, Ball5-4000
Bearing, Needle Roller4-2405
Bearing, Needle Roller4-2405
Boot, Alt9140-4712
Bracket, Alt8640-401
Brush Holder Assy, Alt7440-4601
Brush Holder Assy, Alt7440-4601
Bushing, Mounting, Alt9740-4109
Bushing, Mounting, Alt9740-4109
Capacitor8640-416
Capacitor8640-408
Connector, Alt9940-4601
Connector, Alt9940-4601
Diode Trio7740-102
Diode Trio7740-102
Fan, Alt7840-411
Fan, Alt7840-411
Frame, DE, Alt7640-4112
Frame, DE, Alt7640-4112
Frame, SRE, Alt7540-4113
Frame, SRE, Alt7540-4113
Insulator, Alt9240-4008
Insulator, Alt9240-4008
Nut9500-1115 9500-1300 9500-1459 9500-1460
Nut9500-1116 9500-1300 9500-1459 9500-1460
Pin, Alt6840-020
Pin, Alt6840-020
Plug Code9801-151
Plug Code9801-151
Pulley7940-1257
Pulley7940-1103
Rectifier7740-1116
Rectifier7740-1116
Regulator, Alt8040-6240 8040-6252
Regulator, Alt8040-6240
Repair Kit, Str6940-1002
Repair Kit, Str6940-1002
Resistor8640-409
Resistor8640-409
Retainer, Bearing, Alt8540-4001
Retainer, Bearing, Alt8540-4001
Rotor7040-1537
Rotor7040-1537
Screw9640-4009 9640-4011 9640-4012 9640-4046 9640-4010
Screw9640-4009 9640-4012 9640-4046 9640-4010
Seal, Alt9140-4701
Seal, Alt9140-4701
Spacer, Alt9740-4016 9740-4076
Spacer, Alt9740-4016
Stator7240-6148
Stator7240-6148
Terminal Kit, Batt, Alt9640-4654
Terminal Kit, Batt, Alt9640-4653
Terminal Kit, Relay, Alt9640-4621A
Terminal, Battery, Alt9640-4620M
Terminal, Battery, Alt9640-4620M
Test Lead, Alt9800-C
Test Lead, Alt9800-C
Thru Bolt9640-4105
Thru Bolt9640-4105
Washer, Insulating9240-4017
Washer, Insulating9240-4017
Washer, Lock9740-4000
Washer, Lock9740-4000
Washer, Plain9700-1509 9700-1518
Washer, Plain9700-1509 9700-1518