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-   2nd Generation Specific (1986-1992) (https://www.rx7club.com/2nd-generation-specific-1986-1992-17/)
-   -   To drop front of subframe.. (https://www.rx7club.com/2nd-generation-specific-1986-1992-17/drop-front-subframe-578827/)

jono20 09-17-06 12:16 AM

To drop front of subframe..
 
1987 tII

in the midst of changing out a boken diff mount, trying to drop the front end of the subframe a bit to make it easier.

car is in the air with stands on the pinch. I have the catback removed, the two big nuts off of the front of the subframe, and the little 'ears' that come off with them. the subframe dropped about a half inch when i lowered the jack but that was it.

am I missing something that needs to be removed? (ie... driveshaft!?)

thanks guys

tinvestor 09-17-06 01:26 AM

pretty sure there are 4 nuts or 2 bolts 2 nuts that hold the cradle to the unibody. if you got just the rears it would drop about that much.

jono20 09-17-06 01:28 AM

wel I took off the two forward nuts, and it dropped, just not as much as I was hoping for. like 1/2 of an inch. just need to know if I have to take out the driveshaft or not

tinvestor 09-17-06 01:35 AM

sorry thought you were talking about the front subframe

tinvestor 09-17-06 01:37 AM

might have to drop the struts they should be close to fully extended with the car off the ground

7dust 09-17-06 08:45 AM

You can take the two bolt at the bottom of the struts - and watch your head!

Aaron Cake 09-17-06 09:53 AM

There's also a vertical link that runs from the back of th e subframe up to the body. Remove it and the shocks, and put a jack under the nose of the diff to prevent being crushed. Also loosen the diff mounting bolts.

jono20 09-17-06 12:49 PM

does the drive shaft need to come out?

man work load just went up a lot... is it possible to do the job without droppin the subframe?

jono20 09-17-06 03:07 PM


Originally Posted by Aaron Cake
There's also a vertical link that runs from the back of th e subframe up to the body. Remove it and the shocks, and put a jack under the nose of the diff to prevent being crushed. Also loosen the diff mounting bolts.

im heavin a hell of a time sliding the bolt out of thebotom of the link. is there some trick to it or do I just need a bigger hammer

tinvestor 09-17-06 10:13 PM

probably too much weight on it jack the subframe up a little and it should come out nice and easy.

spot_skater 09-17-06 10:32 PM

Yeah, if you're trying to take out the rear differential you're gonna have to pull out the driveshaft. I wrote an in depth walkthrough on removing it, I'll post a link in a minute.

https://www.rx7club.com/2nd-generation-specific-1986-1992-17/walkthrough-na-differential-removal-522066/

That might help. Read the whole thread. A bunch of others chime and point out some shit I didn't write about.


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