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BMW VANOS explained — how it works, common failures, and repair costs
Great writeup. I specialize in VANOS rebuilds and want to add detail on the S54 issue. The S54 VANOS rattle is caused by wear on the splines connecting the VANOS hub to the camshaf...
3 months ago
E36 M3 S50 vs S52 vs Euro S50B32 — which is the real M3 engine?
Important note on the S50B30 and S50B32 — both have VANOS systems that need attention. The single VANOS on the S50B30 is simpler but still fails. The double VANOS on the S50B32 is ...
4 months ago
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VANOS rebuild specialist. S54, N52, N55.
Member since
Mar 16, 2026
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member