a jeep way of fixing some rust
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Junior Member
Joined: Jul 2012
Posts: 75
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From: indiana
Year: 1998
Model: Cherokee
Engine: 4.0
for humour purposes ( i was taking off the plastic on the back for a rougher look/i hate plastic on the outside of cars)

Afterward i used a grinder wheel and cut out all the rust so now it looks like this:

Afterward i used a grinder wheel and cut out all the rust so now it looks like this:
CF Veteran
Joined: Oct 2011
Posts: 1,630
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From: Hudsonville, MI
Year: 1986
Model: Cherokee
Engine: 5.0
Here's the right way to do a cut and fold. Less of a chance to fill the interior with mud/dirt.
http://www.jeepforum.com/forum/f11/c...t-way-1007865/
http://www.jeepforum.com/forum/f11/c...t-way-1007865/
Thread Starter
Junior Member
Joined: Jul 2012
Posts: 75
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From: indiana
Year: 1998
Model: Cherokee
Engine: 4.0
hmm thats why i get some mud in the cargo area now 
im a country boy man i didnt really look into this just grabbed the grinding wheel and a spraypaint can, problem (mostly) solved haha

im a country boy man i didnt really look into this just grabbed the grinding wheel and a spraypaint can, problem (mostly) solved haha
CF Veteran
Joined: Mar 2011
Posts: 1,751
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From: Tampa Fl
Year: 1997
Model: Cherokee
Engine: 4.0 HO
Your problem is solved until your unibody startes to come undone at the pinch welds. Unless you want **** to start coming undone, you need to reinforce that area. Theres already been some damage done due to it already being week from the rust.
CF Veteran
Joined: Mar 2011
Posts: 1,751
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From: Tampa Fl
Year: 1997
Model: Cherokee
Engine: 4.0 HO
Theres pinch welds within that rear quarter that give the back unibody support. When the rust/him cutting took away those welds, it took away the structural integrity of the rear which will let the rear of the body flex and eventually start breaking other pinch welds. Thats why when you do a rear cut and fold, you need to rivit or weld the peices together to give back some of that structure.
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Joined: Sep 2009
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From: Williston, North Dakota
Year: 1999
Model: Cherokee
Engine: 4.0L
Theres pinch welds within that rear quarter that give the back unibody support. When the rust/him cutting took away those welds, it took away the structural integrity of the rear which will let the rear of the body flex and eventually start breaking other pinch welds. Thats why when you do a rear cut and fold, you need to rivit or weld the peices together to give back some of that structure.
CF Veteran
Joined: Mar 2011
Posts: 1,751
Likes: 3
From: Tampa Fl
Year: 1997
Model: Cherokee
Engine: 4.0 HO
Under normal driving conditions, yeah it would probably be fine. But most of us on here put alot of stress on the unibody so thats what i was basing it off of. I wasent saying that it was literally going to fall apart. Just that having that area cut out deffently weakens it.
CF Veteran
Joined: Sep 2009
Posts: 1,295
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From: Williston, North Dakota
Year: 1999
Model: Cherokee
Engine: 4.0L
Under normal driving conditions, yeah it would probably be fine. But most of us on here put alot of stress on the unibody so thats what i was basing it off of. I wasent saying that it was literally going to fall apart. Just that having that area cut out deffently weakens it.
Thread Starter
Junior Member
Joined: Jul 2012
Posts: 75
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From: indiana
Year: 1998
Model: Cherokee
Engine: 4.0
point of this post was a little joke, ya kno, 'see some rust, cut it off'. if you look at the rust especially what i've got to work with in the center, there is no 'cut and fold' opportunity - it was all rusted out. while it may make a hard impact to the rear less structurally strong, i dont intend to use it like that (hitting things) and hence cutting out the rust did exactly what i needed it to do:
it removed the falling rust and all the spreading rust (look at the middle pic). Now it is cut away and repainted so rust will no longer be spreading from this portion. as an extra, i had a can of truck bed liner that i used to really seal off the rust spreading by using that all around.
its been a successful project for what im aiming for. your other ways are good advice for others though, i wasnt really recommending anyone do this to their car
it removed the falling rust and all the spreading rust (look at the middle pic). Now it is cut away and repainted so rust will no longer be spreading from this portion. as an extra, i had a can of truck bed liner that i used to really seal off the rust spreading by using that all around.
its been a successful project for what im aiming for. your other ways are good advice for others though, i wasnt really recommending anyone do this to their car
Last edited by daedricjeep; Nov 13, 2012 at 12:33 PM.
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