Shocks + Springs combo is making weird sound when goes over bumps

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mchkc240
Posts: 1480
Joined: Tue Nov 14, 2006 8:26 pm
Car: 91,92 Nissan S13 - SOLD
98 BMW E36 - Running
Location: Bayarea

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Hello I my car is lowered with Tokico shocks and Tein springs(Brand new shocks and springs) and for some reasons the front suspension makes weird sound (Only when go over speedbumps. Sounds like mm ah mm) But the back ones dont make any sound. And I have the service manual so everything is in the right spot. Bump stops we cut it in half. And everything is set at the right ft.lb that service manual recommended. So is it normal? Or something is wrong? Thanks alot.


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AZhitman
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Car: 58 L210, 63 Bluebird RHD, 64 NL320, 65 SPL310, 66 411 RHD, 67 WRL411, 68 510 SR20, 75 280Z RB25, 77 620 SR20, 79 B310, 90 Z32, 91 GTi-R, 92 Silvia Qs, 98 S14, 23 Z.
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Did you properly torque the top nut on the front shocks with the car on its wheels (suspension compressed)?

mchkc240
Posts: 1480
Joined: Tue Nov 14, 2006 8:26 pm
Car: 91,92 Nissan S13 - SOLD
98 BMW E36 - Running
Location: Bayarea

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yea I did even that one too. I torqued everything...

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AZhitman
Administrator
Posts: 54542
Joined: Mon Apr 29, 2002 2:04 am
Car: 58 L210, 63 Bluebird RHD, 64 NL320, 65 SPL310, 66 411 RHD, 67 WRL411, 68 510 SR20, 75 280Z RB25, 77 620 SR20, 79 B310, 90 Z32, 91 GTi-R, 92 Silvia Qs, 98 S14, 23 Z.
Location: Surprise, Arizona
Contact:

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What did you use to hold the center of the shaft?

Otherwise, it could simply be bushing noise (dry rubber bushings) OR a bad strut (unlikely).

Bounce the front of the car up and down in a quiet place, have someone listen and try to pinpoint it.


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