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E85/86 Wishbone help

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Joycey
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E85/86 Wishbone help

Post by Joycey » Wed Aug 23, 2017 9:12 am

Cutting a long story short my front wishbones are toast! Another steering issue I managed to track down, the outer joint on the E85-86 wishbones are actually rubber inside not a solid ball joint as most people think. This gives the bizarre feeling like the wheels are moving around and a pulsing in the steering. The main cause of mine going early is the intensity of the track days I'm doing. So my question does anyone know of an uprated joint that can be fitted? I have bought a new set of arms ready.
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JimBob78
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E85/86 Wishbone help

Post by JimBob78 » Wed Aug 23, 2017 6:29 pm

I think the problem is, if you stiffen that joint, the wear is transmitted to other joints. You could polybush everything but might find it harsh on the road...

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E85/86 Wishbone help

Post by GuidoK » Wed Aug 23, 2017 6:56 pm

The only thing I can say is buy quality (bmw/lemförder/Meyle) suspension arms. No name arms are known to have inferior balljoints.
I know meyle has a 'HD' version that supposedly has uprated arms from which you also can replace those individual joints if I'm not mistaken.
So that might be an interesting option for your hard/track use

http://www.dvsegmbh.info/PDF/einbau/320 ... 004_en.pdf

Note that the surrounding aluminium around the ball joint is also beefier (at least it looks like it to me, maybe a result from the interchangable joints or stronger joints).
This can be a problem if you have a bbk with very large calipers. Its not uncommon that a slight edge of the control arm has to be grinded off to make such calipers fit. If the aluminium is thicker on that spot even more so of course. Not a problem one cant overcome but its worth to check.
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E85/86 Wishbone help

Post by Joycey » Thu Aug 24, 2017 10:38 am

Cheers guys. I've actually found another solution but I'm still not 100% on the idea, they do sell racing arms in the states which look very basic in construction. My idea is to make a set with a few rose joints using my old wishbones as templates making a jig.
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E85/86 Wishbone help

Post by Machine monkey » Thu Aug 24, 2017 10:44 am

Just out of interest. Instead of making the whole arm. Can you not use the existing aluminium arm? Then machine it to fit the parts you want? I am interested in this so happy to help out.
My little blue zed is in lots of bits. With lots of things started and not many finished! I may have found the limits of my time and ability!!

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E85/86 Wishbone help

Post by Ducklakeview » Thu Aug 24, 2017 11:03 am

If you buy Meyle HD arms, then all of the joints can be replaced individually..

Mike

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E85/86 Wishbone help

Post by Machine monkey » Thu Aug 24, 2017 11:10 am

Ducklakeview wrote: Thu Aug 24, 2017 11:03 am If you buy Meyle HD arms, then all of the joints can be replaced individually..

Mike
I think i could be wrong. But the idea is to upgrade from this type of joint to rose joints for better feel and handling and durability.
My little blue zed is in lots of bits. With lots of things started and not many finished! I may have found the limits of my time and ability!!

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E85/86 Wishbone help

Post by Ducklakeview » Thu Aug 24, 2017 11:11 am

Machine monkey wrote: Thu Aug 24, 2017 11:10 am
Ducklakeview wrote: Thu Aug 24, 2017 11:03 am If you buy Meyle HD arms, then all of the joints can be replaced individually..

Mike
I think i could be wrong. But the idea is to upgrade from this type of joint to rose joints for better feel and handling and durability.
Yup, but surely it's easier to mod an arm where the joints are removeable in the first place?

Mike

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E85/86 Wishbone help

Post by Machine monkey » Thu Aug 24, 2017 11:34 am

Ducklakeview wrote: Thu Aug 24, 2017 11:11 am
Machine monkey wrote: Thu Aug 24, 2017 11:10 am
Ducklakeview wrote: Thu Aug 24, 2017 11:03 am If you buy Meyle HD arms, then all of the joints can be replaced individually..

Mike
I think i could be wrong. But the idea is to upgrade from this type of joint to rose joints for better feel and handling and durability.
Yup, but surely it's easier to mod an arm where the joints are removeable in the first place?

Mike
Dont think it would make much differance?
My little blue zed is in lots of bits. With lots of things started and not many finished! I may have found the limits of my time and ability!!

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E85/86 Wishbone help

Post by Ducklakeview » Thu Aug 24, 2017 11:57 am

Machine monkey wrote: Thu Aug 24, 2017 11:34 am
Ducklakeview wrote: Thu Aug 24, 2017 11:11 am
Machine monkey wrote: Thu Aug 24, 2017 11:10 am

I think i could be wrong. But the idea is to upgrade from this type of joint to rose joints for better feel and handling and durability.
Yup, but surely it's easier to mod an arm where the joints are removeable in the first place?

Mike
Dont think it would make much differance?
Was thinking it might have just been a case of machining the existing holes a bit?

Mike

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E85/86 Wishbone help

Post by Machine monkey » Thu Aug 24, 2017 12:01 pm

Yeah i get where you’re coming from Mike.

But i would rather use an old arm instead of buying one. I have the HD ones on my car. But once the joint is out no matter how they fix on any arm there will be a hole and it would need machining. If is on a machine it’s the set up that will take time not really the machining. So there is not much if anything to gain. Maybe the ease of getting the joint out. But the will press or burn out easy enough.

Anyway if anyone has any old arms lieing around i want them.
My little blue zed is in lots of bits. With lots of things started and not many finished! I may have found the limits of my time and ability!!

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E85/86 Wishbone help

Post by Steve84N » Thu Aug 24, 2017 12:24 pm

I've just replaced my arms so have two lying around that were to go to the tip, if you cover postage they're yours.
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E85/86 Wishbone help

Post by Joycey » Thu Aug 24, 2017 12:30 pm

Machine monkey wrote: Thu Aug 24, 2017 12:01 pm Yeah i get where you’re coming from Mike.

But i would rather use an old arm instead of buying one. I have the HD ones on my car. But once the joint is out no matter how they fix on any arm there will be a hole and it would need machining. If is on a machine it’s the set up that will take time not really the machining. So there is not much if anything to gain. Maybe the ease of getting the joint out. But the will press or burn out easy enough.

Anyway if anyone has any old arms lieing around i want them.
You can take mine once I've made a jig.
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E85/86 Wishbone help

Post by Machine monkey » Thu Aug 24, 2017 12:42 pm

Thank you buddy.

Once mine is running i will drive obver and grab them.
My little blue zed is in lots of bits. With lots of things started and not many finished! I may have found the limits of my time and ability!!

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E85/86 Wishbone help

Post by Joycey » Thu Aug 24, 2017 1:28 pm

Machine monkey wrote: Thu Aug 24, 2017 12:42 pm Thank you buddy.

Once mine is running i will drive obver and grab them.
I wont hold my breath :poke: :rofl:
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