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I got a set of the adjustable heim end links with Addco sway bars, which come with virtually no useful instructions. How long do I need to set the end links to be sure I have no preload and minimal noise? Just long enough that the bolts are roughly perpendicular? Or some other length? Thanks!
From: DFW This user does not support or recommend the product or service displayed in the ad to the right
Originally Posted by spanwar
I got a set of the adjustable heim end links with Addco sway bars, which come with virtually no useful instructions. How long do I need to set the end links to be sure I have no preload and minimal noise? Just long enough that the bolts are roughly perpendicular? Or some other length? Thanks!
loosen swaybars while setting ride height/cornerweights/alignment then just adjust until until there is no preload/slack.
How do tell how much preload there is? Seems I can rotate the bar any amount and adjust the end link length to that.... No tightness in any position. Both link lengths need to be exactly the same, right?
From: DFW This user does not support or recommend the product or service displayed in the ad to the right
Originally Posted by spanwar
How do tell how much preload there is? Seems I can rotate the bar any amount and adjust the end link length to that.... No tightness in any position. Both link lengths need to be exactly the same, right?
IF there is preload you wont be able to move the bar. No.
IF there is preload you wont be able to move the bar. No.
Why are you using the adjustable links?
I tried the stock links, but I get a fair bit of noise, and seems like the bar is able to move a bit side to side (clunking sounds). Seems like I need to use a different length, hence using the adjustable ones.
You're saying if there is no preload I should be able to push the bar by hand and have it rotate? With the stock links attached, I can't budge it by hand at all.
From: DFW This user does not support or recommend the product or service displayed in the ad to the right
Originally Posted by spanwar
I tried the stock links, but I get a fair bit of noise, and seems like the bar is able to move a bit side to side (clunking sounds). Seems like I need to use a different length, hence using the adjustable ones.
You're saying if there is no preload I should be able to push the bar by hand and have it rotate? With the stock links attached, I can't budge it by hand at all.
Adjustable links are always louder than stock...ALWAYS... The noise may just be inherent to the bars you are using.
With the car on the ground adjust until it it pulls the bar snug but not loading on the bar. I dont know what else to say. Thats all there is to it.
Sorry if I wasn't clear--I am getting the clunking with the stock end links--the adjustables haven't gone on yet, I was hoping I could get away with just the stock links. I'm using the 35mm Addco sway. The sounds I hear are quite metal-on-metal. Guess the bar is too strong and broke the links, maybe? Or it's because they are not the right length for this swaybar and thus cause preloading? It's quite heavy, 25 lbs vs 12 lbs Z51 front.
What do you mean by preload? Sway bars are not preloaded- they should be free to rotate without the end links connected. With the car sitting level, the end links should be adjusted to put the sway bar about in the center of it's travel. Do this using one link, then adjust the other one so there is no torsion on the bar when all the fittings are tightened up.
What do you mean by preload? Sway bars are not preloaded- they should be free to rotate without the end links connected. With the car sitting level, the end links should be adjusted to put the sway bar about in the center of it's travel. Do this using one link, then adjust the other one so there is no torsion on the bar when all the fittings are tightened up.
That helps clarify things a bit, like I said earlier, it seems you can set the links to any length and not have torsion. But would I rather have the end link bolts in the center of their travel, or the bar in the center of its? How do I know where the bar's travel is? It moves along with the lower control arm's travel. And I take it now that the end links are not supposed to be the same length--and that's the real adjustability for preload... The absolute length is not relevant for preload.
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Your end links should be the last thing adjusted.
Tire pressure is set first, then alignment, then scale (with sway bars un-hooked), lastly while the car is still on the scale pad the links are adjusted so that you have no pre-load on the bar.
Typically I will do this, so that the attachment bolt is free to move in and out with out having to force the end link to hook up.
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