Porsche 911 997 — Reliability

997 2010–2012 1 engine

Reliability Summary

Engine M97 — 68/100 ACCEPTABLE
Known Issues 1

Engine in this model

ACCEPTABLE 68

M97

M97 3.6/3.8 Flat-6

997 Carrera. IMS issue mostly solved in 2006+ (larger bearing). Bore scoring still possible but less...

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Known Issues Across All Engines

Issue Engine Severity Onset
Bore scoring (reduced but possible) M97 moderate 80,000 km – 200,000 km