850/S70/V70/C70 Front Sway-bar install


NOTE: This guide is only here to be a supplement to the IPD instructions.


Raise the front of the car and support on jack stands here on both sides.

car on jackstands

Once safely supported on jack stands you begin by remove five steering rack bolts from below.

Remove the two brackets that use torx screws. These two brackets are located on the front and rear sub frame cross members.

Here is the one on the front sub frame

subframe torx

And here is the one on the rear sub frame

rear sub frame

Place a jack on the rear of the sub frame and jack it up to support the rear of the sub frame. See the jack in far right side of the picture.

sub frame bracket

Once supported remove the two bolts that secure the sub frame brackets to the body. Do this on both sides.

bolts removed

Remove only the rear sub frame bolts and only loosen the front sub frame bolts. Slowly rotate each nut one full turn. One full turn on the rear left bolt, then one full turn on the front left bolt, then one full turn the front right bolt and then finally one full turn on the rear right bolt. Slowly lower the rear of the sub frame using the jack. Repeat the process four times. The front sub frame bolts are only rotated 4 full turns that’s it. Once the fronts have been loosened proceed to turn the rears only one full turn. This way the sub frame is lower in a controlled manner that results in less broken bolts.


Front sub frame bolt

lower sub frame

After the sub frame has been lowered remove the end links. Place a wrench in a gap between the end link and the sway bar, and then use a socket wrench to release the nut.

remove end links

Once the end links are removed, remove the sway bar by removing the sway bar u-bracket bolts on both left and right sides.

remove sway bar

The installation is basically the reverse.

You begin by placing the new bar into place. Then you lube up the supplied bushings with IPD supplied lube and place the U-bracket bolts through their respective holes. As you begin to tighten the bolts make sure that the sway bar has been pushed as far back as possible to avoid any obstruction with things like steering arms. Tighten the U-bracket bolts to 37 ft*lbs

 
installing endlinks

Now raise the rear of the sub frame with the jack and make sure that the steering rack studs go into the sub frame as it is raised.

Once the sub frame is raised install the two long sub frame bolts through the brackets as well as the two bracket bolts on both sides. Don’t tighten anything yet.

Now that everything is almost in place, start by tightening the driver side sub frame bolts first on the front and then on the rear to 77 ft*lbs and then another 120 degrees (when I did this I could not tighten them another 120 degrees completely). After you have done the driver’s side, do the same thing on the passenger side.
Looks like this.
sway bar installed

After you have tightened the main sub frame bolts now tighten the sub frame bracket bolts on both sides to 37 ft*lbs.

Re attach the two brackets that are attached using the torx screws.

Lower the car, make sure everything is clear and have the car aligned.

Special Thanks To:  Kashif

Project S60
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