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Dotcom1970

tinny sound under acceleration between 2.5K and 3K rpm

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Has done this for a while, but having now replaced the exhaust manifolds with a cast iron jobbie, and all the inlet manifold fixings, can't for the life figure out why.  I'll try and post some video of it shortly, but any clues in the meantime...

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15 minutes ago, 535i Andrew said:

Exhaust heat shield rattling, mine did this on giving it the beans.

 

yes, that could well be it - just need to find out which part!

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