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Where do you jack up the back????

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Old Mar 18, 2002 | 10:14 AM
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Default Where do you jack up the back????

I am changing my shocks. The fronts are in, but I didn't want to learn the hard way the right place to jack up the rear. Thanks.
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Old Mar 18, 2002 | 10:18 AM
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Default Re: Where do you jack up the back???? (vetterATL)

The recommended place to jack is along the frame rails in front of the rear wheels. Jackinf under the differential is not recommended by GM although some here will tell you they use this method without problems.
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Old Mar 18, 2002 | 10:34 AM
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Default Re: Where do you jack up the back???? (vetterATL)

Why can't you jack using the center of the rearend housing? I place a piece of 2x4 on the jack to prevent scatching and any pressure points and lift the rearend with my floor jack in the center of the housing.
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Old Mar 18, 2002 | 11:11 AM
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Default Re: Where do you jack up the back???? (norvalwilhelm)

Why can't you jack using the center of the rearend housing? I place a piece of 2x4 on the jack to prevent scatching and any pressure points and lift the rearend with my floor jack in the center of the housing.
I think they are afraid of cracking the "rear housing"......I think I have read its prone to cracking if used as the jacking point...
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Old Mar 18, 2002 | 12:24 PM
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Default Re: Where do you jack up the back???? (ylose)

But isn't it bad to jack-up a corner at a time? I jack the rear from under the spring mounting block and then immediately place jack stands under the frame just in front of the rear tires. I also pop the hood, unlatch the t-tops, and crack the doors open.
I was told this was standard procedure. Is this right?
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Old Mar 18, 2002 | 12:32 PM
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Default Re: Where do you jack up the back???? (tshort)

But isn't it bad to jack-up a corner at a time? I jack the rear from under the spring mounting block and then immediately place jack stands under the frame just in front of the rear tires. I also pop the hood, unlatch the t-tops, and crack the doors open.
I was told this was standard procedure. Is this right?
I do the same and haven't had a problem "yet" with this method. :)
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Old Mar 18, 2002 | 12:33 PM
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Default Re: Where do you jack up the back???? (tshort)

But isn't it bad to jack-up a corner at a time? I jack the rear from under the spring mounting block and then immediately place jack stands under the frame just in front of the rear tires. I also pop the hood, unlatch the t-tops, and crack the doors open.
I was told this was standard procedure. Is this right?
I usually jack the car up from the side in the center of the frame and then place jackstands under the frame. I also unlatch T-tops, crack open doors, and open hood.
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Old Mar 18, 2002 | 12:37 PM
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Default Re: Where do you jack up the back???? (vetterATL)

Here are the published jack points...

http://users.erols.com/jerryp58/corvette/jackpts.jpg

The only problem I've ever had jacking up one corner is the other end of the car coming up with it. It all depends on how high your going.


[Modified by jerryp58, 11:39 AM 3/18/2002]
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Old Mar 18, 2002 | 12:45 PM
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Default Re: Where do you jack up the back???? (jerryp58)

Why in tarnation would it be bad to jack up the car with the rear end housing!!??

Think about it, This is where the car is held up all the time, this is where ALL the force is when you bounce over the railroad tracks!
I can't see how a jack ( with a peice of wood on it to distribute the load ) could ever cause a problem...

And yes, I jack it up there all the time.
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Old Mar 18, 2002 | 03:21 PM
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Default Re: Where do you jack up the back???? (jerryp58)

Jerry,
I have that diagram too, but I usually jack the car up right next to the tranny crossmember so I can put the jackstands right under the jack point on the diagram. It's a lot easier to lift the entire side at once and support it with the stands.
Avery
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Old Mar 18, 2002 | 03:59 PM
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Default Re: Where do you jack up the back???? (vetterATL)

Would the strut bushings take damage when you jack the rear-end?
Noticed my bushings were severely twisted when doing this.
I have made a bracket so that I can lift the rear at the lower shock mounts.
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Old Mar 18, 2002 | 10:57 PM
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Default Re: Where do you jack up the back???? (R. Bruno)

thanks! Are the rear shocks easy? I had to cut the front ones off with my trusty saws-all (the shafts spun w/ the rusty nuts).
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Old Mar 18, 2002 | 11:29 PM
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Default Re: Where do you jack up the back???? (vetterATL)

Rear shocks should be easy. At least the bolts are easy to get to. Now, if the lower nuts are frozen, soak 'em good and be careful not to damage the shock mount bolt. Trust me, you do not want to replace those lower shock mounts. :nono:
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Old Mar 19, 2002 | 10:36 PM
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Default Re: Where do you jack up the back???? (vetterATL)

Here's a tip for removing front shocks: Put a deep socket with a 12" long extension on the nut. Push the extension back and forth until the shock shaft brakes. Remove the shock. Takes about 20 seconds. Joe
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