SVR Supercharged Engine Reliability: How Long the AJ133 V8 Really Lasts (UK Owner's Guide)
The SVR's supercharged AJ133 V8 has a fearsome reputation online, but the reality is more nuanced: it's a robust engine let down by neglect, not design. This guide breaks down exactly how the engine ages at 50k, 100k and 150k+ miles, the known weak points, cooling system failures and timing chain tensioner wear, and a realistic maintenance schedule to keep it reliable. It also covers what to check before buying a used SVR, and honest UK costs if a rebuild or replacement becomes necessary.
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