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Identifying noise?

Posted: Wed Jul 13, 2022 9:00 pm
by CaliTrav
Hi all,

Hoping the collective brains trust can help solve this one.

I have a clattering noise on mid to heavy acceleration - usually when a lot of torque is being applied, so particularly noticeable uphill. The sound feels "central" so under the seats sort of area.

I can't reproduce it in neutral, and the noise isn't affected by speed or revs (it's more of a constant) - however, it disappears totally when I lift off the accelerator, but comes back when I push on it again. Beyond a certain rev point once I lift off, it doesn't come back (or I can't hear it)

I've replaced the U/Js in the prop thinking it was that but no joy. Video link below - any ideas?

www.youtube.com/shorts/Dk5b3Sko81Q

Re: Identifying noise?

Posted: Wed Jul 13, 2022 10:07 pm
by oliver90owner
First to guess. Engine/transmission mounts.

Re: Identifying noise?

Posted: Thu Jul 14, 2022 6:41 am
by kennatt
could it be pinking perhaps,engine too far advanced,simply turn distributor to retard the timing,