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D2 Coilover Install

1779 Views 59 Replies 5 Participants Last post by  The_Mystical_Vegitibishi
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Well I'm installing the D2's on the 3g however ran into an issue with the back and not positive on how to solve. D2 is not open on the weekends and I notice a lot of you have installed them on your 3g. So whats up with the back coil-overs? Do I need to remove this center metal piece on the coil-over? or rather change something on my hub? The front went in no issue the back of course was harder to disassemble the stock that was stuck on there. Attaching pics but why doesn't the D2 just slide over the stock rear hub? And how do I properly install? Without having to wait for D2 to get back to me Monday. Thanks in advance!

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Congrats!
Now I'm jealous cuz I'm just using lowering springs with stock struts.
I'm saving up for a full paint job, undercarriage rust removal and undercoating.
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Well semi congrats....here we are days later and I'm ready to pull my hair out, whoever said "it can turn into a nightmare" you're not wrong. I got the shock and everything ready to go except the camber kit....I have 3 of 4 coilovers installed. 1 of 2 rear camber kits installed. Actually, both are installed now but the arm it connects too well I'll tell ya....the same side that had the ceased shock has ceased everything. I replaced the front end's bushings and control arms a year ago or so and thought that sucked. This is so much worse. So here's where it's at the bushing where the camber kit would go in is ceased. The bushing where the upper control arm meets the knuckle So thus I could not remove the upper control arm from the knuckle. I let it soak for 1 day in PB tried to punch it out, shock the bolt, heat it, use a ratchet to get it spinning (snapped the head off) the nut came off though so, I was left with a broken bolt with a threaded end sticking out. Let it soak/heat/shock attempt/hammer/twist for a total of 4 days for the record throughout all this. Tried an extraction kit day 2. That sucked the “extractor” never gripped. So I tapped the hole I made with a M8X1.25 and got a 14mm head bolt to screw into the old bolt so I could wrench on it again and try to break it free with PB/heat combo again. Broke that bolt too eventually. So re drilled and tried a better extaction kit day 3. That one was much better the twist type extractor absolutely gripped, even twisted the rubber but the bolt refused to break free from the inner bushing sleeve. For the record, this bushing was stuck when I made the post about the shock too and was soaking as well as occasionally being worked on. All that was done with the pieces still in the car. Yesterday Day 4 I decided to pull the entire knuckle and upper control arm, so I remove the hub the other control arm and etc to get this piece out. Decided to try to drill it out all the while using the better extraction kit whenever trying to get the bolt to break loose from the bushing. I had to cut the bracket in order to remove it as I didn't have a dremel that could get at the bolt without removing the bracket first. (It’s fine don’t care about the bracket a new one needs to be installed from the camber kit anyways.) So removed the entire piece and drilled/extract attempt/drill again etc. Did that all last night even drilled 2 different size holes through the whole bolt STILL was holding onto that bushing by rust....like FR!? It'd rather be drilled through twice than release from that bushing. Okay? So I figured screw it, you wanna be drilled lets drill! Got the best damn drill bit I could buy today to get this DONE! right!? WRONG! Got home from work was like HELL YEAH lets get it! Drilled halfway through the bushing going smooth chomping away.....the outer rubber lets go.....rubber spins....drilling ceases.....I have a half drilled out bolt with a hole too small for my camber kit bolt. A ruined bushing that I know is ceased beyond all belief, the bushing now moves but inner sleeve, yeah ceased...the rest of the control arm wont even come apart entirely its ceased up so.....yeah. They don't sell the rear upper control arm with bushings in it or out of it for that matter.....so I'm back to square one essentially. I need an entirely new (junkyard kind of new) rear upper control arm and the knuckle. My knuckle is fine but honestly I'm afraid to try to get this bolt connecting the knuckle and the upper control arm out since it is the reason I chose the pull all of it as the bushing spins before the bolt breaks loose. But yeah figured I'd update ya and let you all know it wasn't over at that last post. The coilovers have yet to have the entire weight of the car due to our 5 day bushing!

So yeah cross my fingers and hope I can find one that isn’t as ceased as mine was. Really don’t wanna pay the price of having a new bushing pressed in….I don’t have a press for that, the up front ones I was able to rig out fairly easily compared to this. Plus getting the outer sleeve of this bushing out to do it myself I honestly don’t even wanna discuss or think about right now. They don't sell this bushing either they do sell the other one on this arm but not the two in the back that attach to the chassis. The entire rear end kit is like $70-100 depending on the color. Anyone have and like those? Even with that still have the issue of the outer sleeve of the bushing being clearly rusted and ceased along with the rest of the the driver's rear end. So pull a different one is the most promising I think for me. Unless anyone knows where you can buy a new upper control arm? For just in case purposes at least? Or if anyone has a spare one? Part car extra maybe??

Weigh in with options, if you so feel, wanna get it back on the road!

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Go rent what's called a ball joint press, use it to push a bolt into the broken bolt and push it through the sleeve. You'll probably need a new bushing as the sleeve may get torn out from the bushing. I think Energy and/or Prothane make bushings for the rear upper arms.
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We have similar minds my friend. I looked into those bushings and the entire rear end kit is $70-100 depending on the color. They don’t sell just this bushing. They do singularly sell the bushing for the center of the control arm though.

So I chose junkyard, figured couldn’t hurt to have a spare knuckle and upper control arm anyways then I can do the bushing kit later. Saves me money now assuming I can get the same bolt out of this one with better luck. If not regardless I’ll need the bushing kit and can return what I got within 30 days for store credit. Which I use often….in fact used store credit to buy half of it today.

So I was able to pull a knuckle and upper control arm today in about an hour so it was less seized than mine. But had to pull the shock too as it is stuck in the same way mine was. So I am doing a ball joint press type set up with the new upper control arm as has the same bolt seized as well. I tried to impact it loose and don’t want to break this bolt too. So I am doing basically what you said I got a giant C clamp and rigged some sockets agains the bolt so it can pull through on the side that still has the head (this one’s head isn’t broken) and another socket so my clamp doesn’t slip off. I’m going patience this time and gonna let it soak/heat/impact/c clamp rig I have going. Until Friday or Saturday. And I know there isn’t a lot of clearance for the bolt to move before it hits the socket but doesn’t really matter as long as it moves, getting it to move at all is the biggest hurdle.

but yeah I’m basically back at square one, this is cheaper than the entire bushing kit and I already put more than planned in. However I figured try this way first before putting in another $70-100 in the rear suspension when I don’t need most of the bushings none of mine are cracked or loose or janky in anyway yet so can use for a while longer. And then I can return the shock for the full price (even if I cut it I asked) and the rest of it if I need too but honestly will probably keep the knuckle and upper control arm maybe to sell to one of you in need down the road of for myself. Since both are out of production parts.

Either way I’m shopping for the MIVEC swap, so I’m at the junkyard grabbing the various components from the 6G74/5 you need to complete the swap. (I have a guy I met in forums that I need to get measurements to to recreate the BHM distributor plate took a while to find someone, but found ‘em) need to get this stuff done so I can get to the engine bay. Actually might do that while it’s immobilized but the reason haven’t yet is when I did that to get the measurements my plan was to also replace a lot of seals and well tbh wanted to see how far this suspension was gonna go in my pocket first. So yeah…

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A ball joint press will let you use an impact gun to apply several tons of pressure to the bolt and probably push it or the bushing out. C clamp can probably give you 500lbs maybe.
As this isn’t the approved way but a lot more effective is using map gas to burn out the rubber and the insert. Then use a hack saw to cut the bushing sleeve than a hammer a chisel to punch out the sleeve.
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We got it days later!! The method used was the ball joint press. However I ended up fixing my original one as tbh e ball joint press just bent the bolt in the upper control arm I pulled. But was able to push out the inner sleeve which still proved a challenge the first bolt got stuck since the hole drilled wasn’t perfect. so I had to come up with a system to push that out and it maxed out the reach on the clamp. I used a 19mm deep socket to allow the bolt to move then like a 1/2inch bolt abounthe same width to push the bolt I tried to start with. It barely moved but that was enough. Clamped it down and punched out the bolt. Then reversed the bushing sleeve in my system and pushed the other side. That time it was easy shot right out. Now need to reinstall the bushing/inner sleeve. But it has clearance for the new bolt.

the drill had already caused the inner sleeve to break loose from the bushing.

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So question. The bushing kit is $70 I already ordered it but it won’t be here for a bit. And I looked into the installed of the bushing kit many have done on here. So my inner sleeve obviously came out but the new kit I ordered I really only NEED one and that one is actually made up of 2 silicone pieces and 1 center insert. Okay. So the new kits inner sleeve can certainly move couldn’t it? It’s not attached to the rubber the way the stock bushing is. So hypothetically why is so bad to reinstall the inner sleeve that came out? I know everyone says new bushing which is in the mail. I’m just curious if both the inner sleeves can move and really the rubber at That point on the upper control arm essentially prevents movement of the bolt. The bolt is held right there by what will be my new camber kit on both sides of the bracket with a nut and secured there with a plate used in the camber kit. So really it’s mostly just cushioning the impact of the road from the bolt/inner sleeve. The inner sleeve is flanged on the ends so once it presses through the bushing around is held in by itself and then also held in by the bracket. Which is then bolted onto with a bolt in one side and the head of the 14mm bolt on the other.
I also read ride ability suffers a bit with these replacements. Handling improves. But yeah.

So I’m curious what would be the difference/dilemma with using the old bushing and re pushing in the inner sleeve? If I can stay rubber for as long as possible I kind of want to the rest of the bushings are fine and bolts removed fine. But no one sells this bushing rubber the only option is that $70 kit I already ordered and I’m not too keen on using all of it as like I said id like to stay rubber until I have to. I use it more as a daily right now and a track occasionally. Hence the RS coilovers as that is their intention daily driver/weekend warrior.
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Not a 3G but I went full poly suspension bushings on my Celica and the difference is absolutely worth the work. Steering is laser sharp, zero vagueness. You turn the wheel and that's the line the car does until you've lost tire traction.

The OE bushings are very soft rubber and so the sleeves are bonded to the rubber to keep things kind of in place as the suspension moves around, once that bond is broken the suspension can move in ways it's not intended to move. The poly being so stiff, when it's all compressed during install the sleeves don't really move around except to rotate a little.
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I appreciate the feedback. The poly kit won’t be here for 7-10 days. There was only 2 left on Amazon. Same as the Autozone or other kit checked the part number sold by the same but in store it’s $100 and gets here only 3 days earlier so decided to save the $30 and wait for the Amazon kit sale brand sold by Poly whatever. I also read in order to do all the bushings you need to order the 2g kit. But the 2G kit does have some issues where you need the 3G kit as well in order to replace all the rear bushings. So I chose to get the 3g kit and I’ll just replace what is included in the 3g kit and keep what isn’t included stock.

So I’ll keep ya updated but we are on a wait for parts essentially.
yes if you wanna do all the bushings you have to get the 2g kit as well. I did all the rear bushings on the car but I opted to get all new toe arms, lower control arms, and trailing arms that are spherical joints, so the only bushings I changed was all the knuckle bushings and upper control arm bushings.
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So question. The bushing kit is $70 I already ordered it but it won’t be here for a bit. And I looked into the installed of the bushing kit many have done on here. So my inner sleeve obviously came out but the new kit I ordered I really only NEED one and that one is actually made up of 2 silicone pieces and 1 center insert. Okay. So the new kits inner sleeve can certainly move couldn’t it? It’s not attached to the rubber the way the stock bushing is. So hypothetically why is so bad to reinstall the inner sleeve that came out? I know everyone says new bushing which is in the mail. I’m just curious if both the inner sleeves can move and really the rubber at That point on the upper control arm essentially prevents movement of the bolt. The bolt is held right there by what will be my new camber kit on both sides of the bracket with a nut and secured there with a plate used in the camber kit. So really it’s mostly just cushioning the impact of the road from the bolt/inner sleeve. The inner sleeve is flanged on the ends so once it presses through the bushing around is held in by itself and then also held in by the bracket. Which is then bolted onto with a bolt in one side and the head of the 14mm bolt on the other.
I also read ride ability suffers a bit with these replacements. Handling improves. But yeah.

So I’m curious what would be the difference/dilemma with using the old bushing and re pushing in the inner sleeve? If I can stay rubber for as long as possible I kind of want to the rest of the bushings are fine and bolts removed fine. But no one sells this bushing rubber the only option is that $70 kit I already ordered and I’m not too keen on using all of it as like I said id like to stay rubber until I have to. I use it more as a daily right now and a track occasionally. Hence the RS coilovers as that is their intention daily driver/weekend warrior.
The center sleeve insert prevents you from collapsing the mount that is on the outside of the bushing, it makes for a ridged point. Also if you just torqued down the nut and bolt with out the inner sleeve it would be super off as you would just be smashing the bushings untill it would hit a solid spot to get to that torque. New bushings typically come with new inserts so why not use the new ones. Also daily driving a car with full poly insets and coilovers can be rough, you will hear every sound, feel every bump and have a different driving vehicle with these changed.
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When I asked the question I said press the inner sleeve back in first. So the inner sleeve would still be in the bushing just not attached to the rubber it is broken free. So I think it would still prevent the collapsing. That you speak of, the way you make it sound would be like I didn’t press the inner sleeve back in first. (Which I haven’t, I am currently removing the bushings I know will come in the kit so they are ready to press in when it arrives, but that was how I meant the question assuming I did)
The center sleeve insert prevents you from collapsing the mount that is on the outside of the bushing, it makes for a ridged point. Also if you just torqued down the nut and bolt with out the inner sleeve it would be super off as you would just be smashing the bushings untill it would hit a solid spot to get to that torque. New bushings typically come with new inserts so why not use the new ones. Also daily driving a car with full poly insets and coilovers can be rough, you will hear every sound, feel every bump and have a different driving vehicle with these changed.
When you say use the inner sleeve of the new. So are you proposing the replace the old inner sleeve and leave the old rubber that is detached? Because in that case I could just press back in the inner sleeve I freed the bolt from. Which is what I meant in the original question leave the rubber that is still in the control arm and press the inner sleeve I pressed put back in. But as a couple posts ago, the apparent concern with that is the possibility of movement. Due to the softer rubber. As posted by @Bitter

or are you saying just use the upper mount and etc replacements and keep the oem lower control arm and etc bushings as you did?
Since im sure the replacement control arms and etc you got were closer to oem than the poly.

How does yours ride?
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So hypothetically if I installed this. I just pressed it back in so you could see what I meant. However upon doing so some of the rubber detached from one side so I’ll still replace this one with poly since as stated before they do not sell just this one or any kit with this upper control arm bushing rubber. And it’s missing more than what I meant when I asked.
But yeah that’s what I meant if it is pressed back in as shown (well better than shown that side missing a small piece of the rubber wasn’t what I had in mind when I asked the hypothetical) then the bracket and bolt attached? This bushing wouldn’t make my alignment move at all even if it is the way it is I would say because where this is located it has a camber bolt with a place to hold it very much in place, hence the camber kit, this rubber piece just absorbs the road and stops you from over tightening the bolt and nut. Right? So really it can’t move it just absorbs and will now just absorb less. Yes?

took pics of the passenger already installed side. So you get what I’m saying with the valve bolt and how this bushing will just absorb. The bolt placement and plate attached to the bolt is what adjusts and even with this “not ideal” would still hold alignment. Yea?

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You may want to consider doing all the bushings at once while you have things apart, since alignments should be done whenever messing with the suspension. Changing out only some of the bushings now means an extra alignment in the future when you decide to do the rest. In terms of safety, replacing with poly gives you better handling at high speeds on a track, and thus is safer, with the tradeoff being a stiffer ride as a daily.
IMHO, If I was gonna track my car, I would probably redo the entire suspension, especially if over ten years old, just for safety sake.
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I know that being the trade off, however I do use more as a daily than the track currently. And yeah I know you need to do an alignment Everytime hence why I am trying to do a set up I’m gonna use for a year or so at least. And that set up ideally was staying as much rubber as possible for now. However I was thinking g the exact same thing due to the alignment. So I’m just trying to debate what all I do want to replace since a lot of my bushings are fine and removed fine and it is wayyyy more daily than track and probably will be for this year. So hence the train of thought and why I asked. I’m thinking I’m just gonna do all 3 upper control arm bushings and leave my lower Knuckle bushings. Since I had no problem removing those bolts, popped right out and turned without any issue at all. The bolts also came out very clean minimal rust on the lower ones surprisingly. So I plan to leave those and put anti cease on the bolt to prevent future ceasing when I do need to replace, if/when she goes full or at least a lot more track.
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I know that being the trade off, however I do use more as a daily than the track currently. And yeah I know you need to do an alignment Everytime hence why I am trying to do a set up I’m gonna use for a year or so at least. And that set up ideally was staying as much rubber as possible for now. However I was thinking g the exact same thing due to the alignment. So I’m just trying to debate what all I do want to replace since a lot of my bushings are fine and removed fine and it is wayyyy more daily than track and probably will be for this year. So hence the train of thought and why I asked. I’m thinking I’m just gonna do all 3 upper control arm bushings and leave my lower Knuckle bushings. Since I had no problem removing those bolts, popped right out and turned without any issue at all. The bolts also came out very clean minimal rust on the lower ones surprisingly. So I plan to leave those and put anti cease on the bolt to prevent future ceasing when I do need to replace, if/when she goes full or at least a lot more track.
I was a bit surprised you had that much trouble with the bushings since there doesn't seem to be that much rust in your pics. I'm gonna replace my rear struts soon, along with lowering springs all around, and I'm keeping my fingers crossed that things aren't badly seized. I already have a full set of poly bushings in my closet, just in case they are needed upon inspection. I plan to replace the rear wheel hubs and lower control arms/ball joints, too. Last year I replaced the entire front suspension and both axles, since it was easier and quicker than messing with seized bolts. That was a nightmare project that started out to be just axles, then escalated to new everything.
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Yeah I did MOOG all up front last year too.

And for the record it seems all of these have that specific bushing seized. I pulled another ones and it was seized in the exact same spots just as bad if not worse. And also the lower came apart fine on that one. Another 3g hit my junkyard this morning so I checked that one too it was in nice condition definitely cared for rims and etc. Alsp seized same spot. I was just gonna trade out the one I pulled if that ones was better. So yeah be prepared. That upper control arm is screwed on these. Apparently known to do it with the 3000gt as well. Since I talk to a guy in those forums often too. So yeah I’d prepare to just be ready to press out that bushing it’ll save a lot of time of trying to release the bolt. Just press it out with the bolt in it. Replace it right away and save 2 weeks of struggling with a bolt is what I learned.
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