Road noise rear passenger side, drains

  1. My model of MX-5 is: __2.0 power roof nc
  2. I’m based near: __ni
  3. I’m looking for technical help or recommendations on: __recently had drains cleared on above , notice road noise seems to be louder on left rear , is that normal if the drains are clear ? Talk on site of sea shell effect , would that be it ? Thanks

Ah, there is also a “sympathetic resonator” in the boot, the tin shield over the fuel pipework.

Tap it and it rings and tings. Add a bit of Silent Coat to the back of it, and the noise in that corner drops to the same as on the driver’s side. That one thing is the noisiest bit in the boot apart from a loose jack.

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Where is that??


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That’s behind the plastic boot liner left corner covering the tank filler piping.

Just ordered some for mine. It’s pretty drummy in there so every little helps. :+1:

Thank you