What are the common issues with the M96 engine in the 1992 Porsche 911 Carrera 2?

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The M96 engine in the 1992 Porsche 911 Carrera 2 (964 generation) is known for several recurring issues, including:
1. **Oil Consumption/Leaks**: Frequent due to rear main seal wear or piston ring degradation. Your rebuilt engine likely addresses this, but regular oil checks are critical.
2. **Bore Scoring**: Cylinder wall damage from oil starvation under high RPMs. Synthetic oil and proper lubrication are essential.
3. **IMS Bearing Failures**: The intermediate shaft bearing can fail catastrophically. Retrofitting with a reinforced bearing is recommended, especially for high-mileage vehicles.
4. **Cooling System Vulnerabilities**: Risk of overheating if coolant leaks develop. Inspect hoses and coolant levels regularly.
5. **Emissions/Electrical Quirks**: Older components like the On-Board Computer may require modernization.

Your vehicle’s engine rebuild may mitigate some issues (e.g., seals, bearings), but ongoing maintenance is key. For technical details, see [Porsche M96 Guide](https://www.fcpeuro.com/blog/the-definitive-guide-to-the-porsche-996-m96-engines). Can I help you find similar vehicles or additional resources?

Lot 404716: 1992 Porsche 911 Carrera

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Lot 404716: 1992 Porsche 911 Carrera

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