1 / 6
12097
HITACHIAlternatorIR/EF12V70ACW Rotation
Fits Chevrolet, GMC and Isuzu · 3.9L engine
8 interchanges17 applications20 components
Or call (405) 225-7220 · M–F 8–5 CT
Note:8 Spline Pump Drive Shaft on Rotor.The 14735 is Virtually the Same Unit, Except the Rotor Shaft Out the Rear of the Units is 16 Spline and Shorter, and the Rear Housing is Set Up for Different Vacuum Pumps (Mounting May Vary).The Housing for the 12097 Has Relief Cuts to the Inside of the Pump Mounting Holes.The 14735 Can Use Either one.
Specifications
Full technical detail
- Type
- Alternator
- Manufacturer
- HITACHI
- Design
- IR/EF
- Voltage
- 12V
- Amperage
- 70A
- Rotation
- CW
- Pulley Design
- V2
- Pulley Groove OD
- 82
- Plug Code
- 350
- Plug Clock
- 10:00
OEM part numbers
Genuine OEM & engine-manufacturer numbers this alternator replaces
Hitachi
Isuzu
Vehicle applications
Fits 17 configurations
17 configurations
Domestic(17)
| Make | Model | Engine | Years |
|---|---|---|---|
| Chevrolet | W3500 Tiltmaster | 1995–1997 | |
| Chevrolet | W3500 Tiltmaster | 3.9L/236CI L4 | 1994–1996 |
| Chevrolet | W4500 Tiltmaster | 1990–1998 | |
| Chevrolet | W4500 Tiltmaster | 3.9L/236CI L4 | 1990–1998 |
| Chevrolet Medium/Heavy Truck(Medium/Heavy Truck) | W3500 Tiltmaster | L4 3.9L 236cid Isuzu 4BD2 | 1995–1998 |
| Chevrolet Medium/Heavy Truck(Medium/Heavy Truck) | W4500 Tiltmaster | L4 3.9L 236cid Isuzu 4BD2 | 1992–1998 |
| Chevrolet Medium/Heavy Truck(Medium/Heavy Truck) | W4500 Tiltmaster | L4 3.9L 236cid Isuzu 4BD1 | 1986–1991 |
| GMC | W3500 Forward | 1995–1997 | |
| GMC | W3500 Forward | 3.9L/236CI L4 | 1994–1996 |
| GMC | W4500 Forward | 1992–1998 | |
| GMC | W4500 Forward | 3.9L/236CI L4 | 1994–1996 |
| GMC Medium/Heavy Truck(Medium/Heavy Truck) | W3500 Forward | L4 3.9L 236cid Isuzu 4BD2 | 1995–1998 |
| GMC Medium/Heavy Truck(Medium/Heavy Truck) | W4500 Forward | L4 3.9L 236cid Isuzu 4BD2 | 1992–1998 |
| Isuzu | NPR | 3.9L/236CI L4 | 1990–1997 |
| Isuzu | NPR | 1990–1991 | |
| Isuzu Medium/Heavy Truck(Medium/Heavy Truck) | NPR | L4 3.9L 236cid Isuzu 4BD2 | 1992–1998 |
| Isuzu Medium/Heavy Truck(Medium/Heavy Truck) | NPR | L4 3.9L 236cid Isuzu 4BD1 | 1990–1991 |
Component breakdown
Replacement parts that go inside this unit
| Component | Part numbers |
|---|---|
| Bearing, Ball | 5-4700 |
| Brush, Alt | 7304-2403 7304-2405 |
| Frame, DE, Alt | 7604-4052 |
| Frame, DE, Alt | 7604-4052 |
| Frame, SRE, Alt | 7504-4073 |
| Frame, SRE, Alt | 7504-4073 |
| Plug Code | 9801-350 |
| Plug Code | 9801-350 |
| Rectifier | 7704-1533 |
| Rectifier | 7704-1533 |
| Reg, Rect, BH Assy | 7704-1610 |
| Reg, Rect, BH Assy | 7704-1610 |
| Regulator & Brush Holder | 8004-1537 |
| Regulator & Brush Holder | 8004-1537 |
| Rotor | 7004-1684 |
| Rotor | 7004-1684 |
| Slip Ring, Rotor | 7104-11 |
| Stator | 7204-9101 |
| Stator | 7204-9101 |
| Test Lead, Alt | 9800-IG |