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When it starts to get noisey or car dificult to start. You need to remove the o/s engine mounting, remove timing chain cover, remove sump, you need to remove crankshaft sensor, fit crankshaft locking pin in its place. remove rear camshaft cover plates, insert locking plates. You need to change chain/ tensioner and guides. not a job for in experienced person as engine support brace and special tools needed

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14y ago
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Q: When do you change the timing chain in 2003 polo 1.2?
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