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z31 coil over qs need some help..

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Old 04-08-2007, 05:31 AM
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Question z31 coil over qs need some help..

I did search bot nothing came up.. I have replaced my rear hubs and fronts with z31 stuff ( on my s130) this gives me stock z31T brakes front and back and better rim choices

In the front i run the complete strut assembly, mainly because i could still get a good damper for it over here ( i run re valved koni yellow adjustable in it and koni yellows for the rear aswel.) , and it is thicker etc. to do this and clear any camber issues involved with that strut you need to extend the front control arm of the s130 by 25mm.. however a z31 is 5MM thicker in diameter over a s130 from what i measured quickly...
Are there coil overs made for a z31 front? as i don't get enough camber plate use to my likings with a stock spring.

Or do i need to go radical and just adapt a set? from what i have measured a z32 front it seems the same diameter. (don't know what year or if it is NA or turbo)
Ebay does have the el cheapo sets for z32 ( generic).. question would be if the spring rates are anything to my likings (To speak in US set ups i would be more of an east coast liker)

Anyhow from what i can tell now trying the ebay route would be the best way to test before sinking in serious cash for a custom set up (intrax) http://www.intraxracing.nl/



What do the z31/z32 guys here use? where do you find ' bump steer' spacers or better roll center adjusters. and am i right that z31 have the same diameter? Thanks in advance!
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Old 04-08-2007, 01:31 PM
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There are currently no coilover setups made for the Z31. There are talks of a set being made in the near future, but no updates on them lately.
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Old 04-08-2007, 01:43 PM
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so not even the generic crap fits ? z31 and z32 have the same diameter set up right ?
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Old 04-08-2007, 07:52 PM
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The front struts are unique to the Z31. They have a different lower mount than any other strut and incorporate the axle as part of the assembly.
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Old 04-09-2007, 12:24 AM
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I mean a sleeve style ( ghetto Coil over) normally you have to clamp them with tiny bolts and all .. but i thought out a better way .. i just bought a generic set .. and see what it brings.. ill update on here aswel as it might be more useful for you guys than s130 guys.

Well i decided to buy some generic eaby crap...


Advantages:

- More or less universal sleeve ( these are stated to be a good fit)
- Springs can be bought of reputable brand like Ground control orso after fitments and trail runs.
- 70 USD shipped to Europe ( 50 to US)
- You don ot pay for a brand name.

Disadvantage:

-stated spring rates might be inaccurate or differ from spring to spring
-They way they are supposed to mount is just crappy.

-Not the best material in the world.

I will mount it differently with a cnc'd tube that slides in so the fit is good and have a sleeve holding it up next thing is either make treads in in the top of the original strut so i can tighten it or just weld a sleeve so the coilover sleeves stays put and does not move up and down, also i can still get to the damper easily.

well ill show you pictures in the next weeks.

Last edited by frank280zx; 04-09-2007 at 12:36 AM.
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Old 04-09-2007, 09:07 AM
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Screwing into the shocks scares me. It seems that would reduce or remove any effectiveness they have. Does NOT seem like a good idea to me.

However, if you're going this route...
http://z31.com/mods/coilover.shtml
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