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zachsbug's Avatar
 
Join Date: Aug 2004
Location: Wisconsin
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Question Clunking after front end rebuild!

I have recently done a rebuild on the front end of my 68 911T. I replaced the front struts with Bilstein HD struts, new ball joints, updated with a turbo tie rod kit, poly graphite A arm bushings, added a strut tower brace & of course re-aligned the front also. The car handles GREAT but when hitting certain bumps in the road there is a clunking noise coming from the strut area. I checked everything over again to make sure it was all tight & I had some front wheel bearing play that I took out but the clunking noise is still there. I did not replace the upper strut mounts which I'm now thinking I should have. Anyone have any suggestions on what this noise could be or maybe confirm what I'm thinking with the upper strut mounts?

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68 911 T
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Old 06-26-2005, 09:02 AM
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Join Date: Nov 2004
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Could be the strut moving in the strut housings. Jack up the car, and grab the tire at the top & bottem (12 & 6 o'clock) and wiggle it. If the wheel bearings are adjusted properly, and there is significant movement, the strut cartridge is probably moving in the housing.
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Old 06-26-2005, 10:29 AM
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Did you put in steering rack spacers? If so, you need to adjust the steering linkage. Not doing so will result in a clunk. Another possible source could be the bellows on the tie rods getting caught on the plate that protects the steering rack.
Old 06-26-2005, 10:47 AM
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I jacked the car up & there is no movement in the wheel, why would the strut cartrige move? No rack spacers were added.
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Old 06-26-2005, 11:30 AM
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Did you pull the steering rack when you replaced the tie rods? If so, your clunking may be in the steering linkage. The consensus on this board (do a search) is to loosen both steering linkage couplings and go for a sedate drive in your neighborhood. When your done with your drive, tighten the couplings back up. This worked for me.
Old 06-26-2005, 11:54 AM
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Sway bars are classic clunkers and are hard to find when at static rest. Often a good idea to check the mounts and connections.
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Jake Gulick, Black Rock, CT.
'73 yellow 911E , & 2003 BMW M3 Cab. Ex: 84 Mazda RX-7 SCCA racer. did ok with it, set some records, won some races, but it wore out, LOL[/B]
Old 06-26-2005, 12:04 PM
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Check the black rubberized shock tower mounts for the struts. Mine got hammered into small pieces in short order after I refreshed everything else in my front suspension
Old 06-26-2005, 12:16 PM
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The upper strut rubber mounts are what Iam leaning towards. The steering rack was not messed with & I have no sway bars.

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Old 06-26-2005, 01:15 PM
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