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Old 12-02-2010, 05:11 PM
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Door question

saw this in another thread and i didnt wanna hijack it.

Originally Posted by GMan 3MT
I think 30lbs is going to be tough if you are going to keep the windows functioning.

FWIW, I had previously removed my windows and all that jazz, kept the impact beam. I cut out the entire area in red (below) and what I cut out measured about 12.5 lbs per door.


now how do you guys think it would be structurally if one was to cut out all of that, then replace it with an aluminum X? i was thinking it would be easier to get to the window motor and regulator if anything broke. and lighter as well.
Old 12-02-2010, 06:25 PM
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Re: Door question

Originally Posted by Convoy25
saw this in another thread and i didnt wanna hijack it.





now how do you guys think it would be structurally if one was to cut out all of that, then replace it with an aluminum X? i was thinking it would be easier to get to the window motor and regulator if anything broke. and lighter as well.
I think it would be an extremely horrible idea and if you ever got hit in the door in an accident you'd spend a great deal of time in the hospital.

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Old 12-02-2010, 06:50 PM
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Re: Door question

but would it really be more dangerous than a fiberglass door?
Old 12-02-2010, 09:14 PM
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Re: Door question

How often do you need to gain access to the regulator/motor that you feel the need to do this?
Not to mention those items & others are riveted to that piece of sheetmetal you want to cut away!
Old 12-02-2010, 09:39 PM
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Re: Door question

Originally Posted by 84 1LE
How often do you need to gain access to the regulator/motor that you feel the need to do this?
well on my 4th gen i've had it off numerous times for the window motor + speaker. and i may not be as much on my 3rd gen, but when i do have it of thats when it really matters.

plus i figured for those that want to save weight, this could be an alternative

Originally Posted by 84 1LE
Not to mention those items & others are riveted to that piece of sheetmetal you want to cut away!
ah touche, i suppose if structure wasn't the problem then that would be.

but you dont think by taking out the outlined, and replacing it with say, impact bars would be ok?
Old 12-02-2010, 10:00 PM
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Re: Door question

Originally Posted by Convoy25
ah touche, i suppose if structure wasn't the problem then that would be.

but you dont think by taking out the outlined, and replacing it with say, impact bars would be ok?
So how are you saving weight?
Old 12-02-2010, 10:09 PM
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Re: Door question

Originally Posted by Convoy25
but would it really be more dangerous than a fiberglass door?
How is that question even relevant? Thirdgen fiberglass doors aren't intended for street use and they don't protect you at all. They're designed for racing vehicles with a cage to protect the driver.

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Old 12-02-2010, 10:21 PM
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Re: Door question

Originally Posted by Mathius
How is that question even relevant? Thirdgen fiberglass doors aren't intended for street use and they don't protect you at all. They're designed for racing vehicles with a cage to protect the driver.

Mathius
4th gen doors are fiberglass
Old 12-03-2010, 12:30 AM
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Re: Door question

Originally Posted by Convoy25
4th gen doors are fiberglass
Did you mean SMC?

SMC panels are formed by a high-pressure mold compressing a mix of fiberglass, resin, catalyst and release agent. SMC pieces are smoother than press molded fiberglass panels and have a marbled appearance – typically gray in color. Note SMC panels require special adhesives for bonding.

SMC is bit different than press molded or hand laid fiberglass replacement parts for cars.
Old 12-03-2010, 12:33 AM
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Re: Door question

Originally Posted by LoweredWS6
Did you mean SMC?

SMC panels are formed by a high-pressure mold compressing a mix of fiberglass, resin, catalyst and release agent. SMC pieces are smoother than press molded fiberglass panels and have a marbled appearance – typically gray in color. Note SMC panels require special adhesives for bonding.

SMC is bit different than press molded or hand laid fiberglass replacement parts for cars.
also the 4th gen doors have some steal reinforcements in it as well still anyways
Old 12-03-2010, 12:53 AM
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Re: Door question

The doors are a key part of the bodys rigidity, if you make them structurally weaker you will gain more flex in the body.
Old 12-03-2010, 06:37 AM
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Re: Door question

ah well it was just a thought.

did the third gens get the impact bars like in the above pictures in the later years? i'm not sure if my 84 has them
Old 12-03-2010, 07:06 AM
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Re: Door question

Originally Posted by Convoy25
4th gen doors are fiberglass
No, they're SMC which is a type of composite (read plastic with some fiberglass strands in it) and 4th gen's happen to be about 300 lbs heavier than 3rd gens on average, so what made you think they were a good example?

As other users have said above, the inner and outer skin on a 4th gen is SMC, but inside the door you will find inner structural steel beams.

Mathius
Old 12-03-2010, 07:24 AM
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Re: Door question

Originally Posted by Mathius
so what made you think they were a good example?
just saying how they aren't made out of steel, and you can easily break off a piece with pliers.

i'm not going to really do it, i was just entertaining a thought
Old 12-03-2010, 11:21 PM
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Re: Door question

Originally Posted by Convoy25
you can easily break off a piece with pliers.
And you thought this was a good thing for the doors on your car?

i'm not going to really do it
Best idea you've had yet.

Mathius
Old 12-04-2010, 07:51 AM
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Re: Door question

Originally Posted by Mathius
And you thought this was a good thing for the doors on your car?

i had to make small holes to get to the rivets to take out the old window motor
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