Uploaded July 2026 | Updated September 2026, 1 day ago

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While tearing down this Yamaha TZR125 engine for restoration, I discovered something unexpected—water had mixed with the engine oil. This is a clear sign that something inside the engine has failed.
In this video, you'll see the first stage of the teardown and the problem we uncovered. Stay tuned for the complete engine restoration and rebuild.
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