Xoutpost.com - Timing chain guides

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Anshev

10-08-2019 11:56 AM

Quote:

Originally Posted by Baby Unicorn Taco (Post 1168107)

Old thread yes, but, anytime you hear knocking check the 4 bolts on the water pump pulley. If one or two of them are a little loose, it will knock.

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... check also 8 bolts on the crank pulley. 4 out of 8 on my X5 4.8 were loose, not sure how, but they were

B4_685

01-07-2020 12:49 AM

Quote:

Originally Posted by truckedup (Post 1018648)

Check your water pump. Mine did the same thing, started as a slight tick then turned into a loud engine knock. Water pump had failed, it did not leak or give any other signs of failure. Good luck

I had the same : N63 engine but I believe the mechanical pump is similar

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