XSeries-forum • Engine Rebuild - Page 3

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Engine Rebuild

Posted: Sat Jun 17, 2023 11:45 am

by X5Sport

Leslie wrote: ↑Mon Jun 12, 2023 12:49 pm I know loads of people who had chain either failure or bad rattle before 100k on 320/520d engines……. The same era x5 e70 3.0d I believe uses the exact same chain and rarely had an issue .

The N47 engine (4-cyl) really suffered from chain trouble across all of the cars that used it. Its replacement (B47) is much better.