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.
1977 Subaru GF Automatic TransFACTORY OEM SERVICE PROCEDURE
HITACHI Alternators: Application
| Model | Hitachi No. | ||
|---|---|---|---|
| Datsun | |||
| B210 & F10 | LT150-26 | ||
| 200SX, 610 & 710 | LT150-25 | ||
| 280Z | LT160-23C | ||
| 620 Pickup | |||
| W/O Air Conditioning | LT135-36B | ||
| W/Air Conditioning | LT138-01B | ||
| 810 | LT160-39 | ||
| LUV | LT135-30 | ||
| Subaru | LT150-21 | ||
SPECIFICATIONS OUTPUT@2500 ALTERNATOR RPM
| Alternator | Amps | Volts |
|---|---|---|
| LT135-36B | 35 | 14 |
| LT135-01B | 38 | 14 |
| LT135-30 | 28 | 14 |
| LT138-01B | 38 | 14 |
| LT150-21 | 40 | 14 |
| LT150-25 | 37.5 | 14 |
| LT150-26 | 37.5 | 14 |
| LT160-23C | 42 | 14 |
| LT 160-39 | 42 | 14 |
NOMINAL OUTPUT
| Alternator | Amps | Volts |
|---|---|---|
| LT135-36B | 35 | 12 |
| LT135-01B | 35 | 12 |
| LT 135-30 | 35 | 12 |
| LT 138-01B | 38 | 12 |
| LT150-21 | 50 | 12 |
| LT 150-25 | 50 | 12 |
| LT 150-26 | 50 | 12 |
| LT 160-23 | 60 | 12 |
| LT160-23C | 60 | 12 |
RESISTANCE VALUES (OHMS)
| Alternator | Stator Coil | Rotor Coil |
|---|---|---|
| LT135-36B | 0.17 | 4.4 |
| LT135-01B | 0.17 | 4.4 |
| LT135-30 | 0.13 | 4.3 |
| LT150-21 | ||
| LT150-25 | ||
| LT150-26 | ||
| LT160-23 | 0.17 | 4.4 |
| LT160-23C | 0.17 | 4.4 |
| LT160-39 |
Factory Service Tools
Use the Manual With the Right Hardware
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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.