1 / 9
8173
DELCOAlternatorIR/EF12V140ACW Rotation
5 interchanges20 components
Or call (405) 225-7220 · M–F 8–5 CT
Specifications
Full technical detail
- Type
- Alternator
- Manufacturer
- DELCO
- Design
- IR/EF
- Voltage
- 12V
- Amperage
- 140A
- Rotation
- CW
- MFR Series
- CS144 LATE
- Pulley Design
- S6
- Pulley Groove OD
- 56
- Plug Code
- 310
- Plug Clock
- 2:00
OEM part numbers
Genuine OEM & engine-manufacturer numbers this alternator replaces
Delco
Vehicle applications
Fitment lookup
We’re still building the full vehicle-fitment list for this part. Tell us your year, make, model and engine and a Charging Systems rep will confirm the exact fit — usually the same business day.
Or call (405) 225-7220 · M–F 8–5 CT
Component breakdown
Replacement parts that go inside this unit
| Component | Part numbers |
|---|---|
| Bearing, Needle Roller | 4-2401 |
| Brush Holder Assy, Alt | 7440-4607 |
| Capacitor | 8640-405 |
| Connector, Alt | 9940-4605 |
| Cover, Alt | 8440-4015 |
| Fan, Alt | 7840-410 |
| Frame, DE, Alt | 7640-4141 |
| Frame, SRE, Alt | 7540-4142 |
| Nut | 9500-1116 9500-1300 9500-1460 |
| Plug Code | 9801-310 |
| Rectifier | 7740-1121 |
| Regulator, Alt | 8040-6275 |
| Rotor | 7040-1693 |
| Screw | 9640-4046 9640-4056 9640-4060 9640-4044 |
| Spacer, Alt | 9740-4013 9740-4078 9740-4079 |
| Stator | 7240-6136 |
| Terminal, Battery, Alt | 9640-4640 |
| Test Lead, Alt | 9800-CS |
| Thru Bolt | 9640-4109 |
| Washer, Lock | 9740-4000 |