M97
Porsche · M97 3.6/3.8 Flat-6
2005–2012
"997 Carrera. IMS issue mostly solved in 2006+ (larger bearing). Bore scoring still possible but less common. More refined than M96. DFI on later 997.2 (MA1 series) eliminated IMS entirely."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 1
Bore scoring (reduced but possible)
▸Same as M96 but less common
997.1 still has some bore scoring risk. 997.2 DFI eliminated it.
Μειωμένο κίνδυνο vs M96. 997.2 = ασφαλές.
Models with M97 11
Related Guides
Other Porsche Engines
Tuning Potential
Stage 1 with exhaust + tune
Frequently Asked Questions
Is the Porsche M97 reliable?
The Porsche M97 scores 68/100 with a verdict of ACCEPTABLE. It has 1 documented issues with total repair costs between €3,000 and €10,000.
What are the common problems with the M97?
The most common issues are:
- Bore scoring (reduced but possible) — moderate, repair cost €3,000–€10,000, 80,000 km–200,000 km
What cars use the Porsche M97?
How much does it cost to repair the M97?
Total potential repair costs for all 1 known issues range from €3,000 to €10,000. The most expensive issue is typically .
What years was the M97 produced?
The Porsche M97 was produced from 2005 to 2012. It is a 3800cc F6 petrol na engine.
Scores are calculated from documented issues, repair costs, and failure patterns across thousands of owner reports and technical sources. Learn about our methodology. Always inspect before you buy.