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.
2001 Subaru Outback Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Identification & Specifications: Specifications: Legacy: Engine
Engine Specifications Chart
| Model | Sedan/Station Wagon | |
| Engine type | Horizontally opposed, liquid cooled, 4-cylinder, 4-stroke gasoline engine | |
| Valve arrangement | Overhead camshaft type | |
| Bore x Stroke | mm (in) | 99.5 x 79.0 (3.917 x 3.110) |
| Displacement | cm3 (cu in) | 2,457 (149.9) |
| Compression ratio | 10.0 | |
| Firing order | 1-3-2-4 | |
| Idle speed at Park/Neutral position | rpm | 650 (MT), 700 (AT) |
| Maximum output | kW (HP)/rpm | 123(165)/5,600 |
| Maximum torque | N.m (kgf-m, ft-lb)/rpm | 226 (23.0, 166)/3,600 |
Factory Service Tools
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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.
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