Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1979 Subaru GLFACTORY OEM SERVICE PROCEDURE
HITACHI Alternators: Specifications
OUTPUT@2500 ALTERNATOR RPM
| Alternator | Amps | Volts | ||
|---|---|---|---|---|
| LT135-30 | 28 | 14 | ||
| LR135-44 | 27.5 | 14 | ||
| LR138-01 | 30 | 14 | ||
| LT150-21 | 40 | 14 | ||
| LR150-49 | 40 | 14 | ||
| LR150-51 | 40 | 14 | ||
| LR150-53 | 40 | 14 | ||
| LR160-42B | 60(1) | 14 | ||
| LR160-46 | 45 | 14 | ||
| LR160-47 | 45 | 14 | ||
|
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NOMINAL OUTPUT
| Alternator | Amps | Volts |
|---|---|---|
| LT135-30 | 35 | 12 |
| LR135-44 | 35 | 12 |
| LR138-01 | 38 | 12 |
| LT150-21 | 50 | 12 |
| LR150-49 | 50 | 12 |
| LR150-51 | 50 | 12 |
| LR150-53 | 50 | 12 |
| LR160-42B | 60 | 12 |
| LR160-46 | 60 | 12 |
| LR160-47 | 60 | 12 |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.