Porsche Macan V6 Engine Teardown Reveals Catastrophic Bore Scoring

The twin-turbo 3.0-liter V6 found in the early Porsche Macan S and GTS was prone to cylinder scoring – something certain 911 owners are familiar with.

Car Talk, Autos Sep 15, 2025 0 47 Add to Reading List

Porsche Macan V6 Engine Teardown Reveals Catastrophic Bore Scoring

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Save your jokes about the expense of maintaining a German vehicle, because by most accounts, Porsche builds a pretty reliable engine – at least in the post-928 world. But every brand has its Achilles heel, and for the German sports car manufacturer, it could be cylinder bore scoring. A recent teardown video of the twin-turbocharged 3.0-liter V6 that came from an early first-generation Macan shows significant damage to the engine's cylinder walls, and despite commendably little wear anywhere else on the engine, that problem's enough to warrant a pricey rebuild.

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