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Mercedes-Benz Sl 63 Amg 2023

Analysis of 8 active listings for Mercedes-Benz Sl 63 Amg 2023 from mobile.bg, cars.bg and other sources. Real market prices, known engine issues and what to check before buying.

Petrol 8

📊 Market data

⚙️ Engines — what to expect

Mercedes M272 V6 (2.5/3.0/3.5) — M272

3.5L Petrol 204–292 к.с. Reliability: average Risk: 6/10 (medium)

Known issues

  • Pre-2008 engines have a defective idler gear on the balance shaft. The rivet-bonded sprocket fails, causing timing chain skip and engine destruction. Mercedes issued a TSB but no recall. Check engine production date. (~2 000–5 000 € repair)
  • Intake manifold tumble flap actuator fails — check engine light, rough idle. (~200–600 € repair)
  • Cam adjuster magnets can fail — engine runs rough, rattles on startup. (~200–500 € repair)
  • Oil leaks from valve cover gaskets and cam plugs are common with age. (~200–600 € repair)

Mercedes M276 3.0/3.5 V6 biturbo (DI) — M276

3.5L Petrol 252–333 к.с. Reliability: good Risk: 3/10 (low)

Known issues

  • Direct injection causes carbon deposits on intake valves — walnut blasting needed. (~300–700 € repair)
  • PCV oil separator can fail, causing oil leaks and idle issues. (~200–600 € repair)
  • Occasional chain tensioner noise on cold start at higher mileage. (~400–1 200 € repair)

Mercedes M113 V8 (4.3/5.0) — M113

5.0L Petrol 275–306 к.с. Reliability: good Risk: 3/10 (low)

Known issues

  • Same swirl flap linkage issue as M112. (~200–600 € repair)
  • Engine wiring harness insulation becomes brittle with heat — intermittent misfires, sensor issues. (~400–1 200 € repair)

🚨 What to check before buying

Overall risk score: 6/10

Serious risks

🔥 Current market offers

5 cheapest active listings for Mercedes-Benz Sl 63 Amg 2023. Click "Analyze" for a full report with market valuation, risk analysis and photo analysis.

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