C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Converting 84-89 interior to 90-96

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Old Aug 25, 2007 | 02:00 PM
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Default Converting 84-89 interior to 90-96

Has anyone done an interior swap from the crap 84-89 to the nicer 90-96? If anyone has I would be very interested......I'm most interested in the dash and dash cluster.
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Old Aug 25, 2007 | 03:38 PM
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I also like the updated look of the later interior.But I think I would rather stick needles under my fingernails than to take on this task.
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Old Aug 25, 2007 | 03:56 PM
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It seems to me that you will have to go with the console as well. All of the dash parts and console are inter related.
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Old Aug 25, 2007 | 04:11 PM
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There are a few people on here that have done this swap. It's certainly not impossible, but I would harbour a guess that it's not the easiest thing to do either.

I'm sure at least one of our members that has done this swap will chime in soon and lend their words of wisdome based on factual experience. If not, try a search in the archives - there might be something there.

Good luck!
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Old Aug 25, 2007 | 06:40 PM
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I searched around in the archives on this topic but to no avail.........anyone?
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Old Aug 25, 2007 | 10:22 PM
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To do it properly you would require all the parts from a donor car.
The console as mentioned above plus the door panels as they are different where they meet the dash.
Has completely different support structure under dash.Does not have the big alum crossmember like early models.
Then there is the problem of wiring the new dash .
90+ have different ECM ; one of the elec guru's may be able to say how to connect up wiring
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Old Aug 25, 2007 | 11:06 PM
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I recall a member from another forum who did that swap. He might even be a member here. If memory serves me it was one hell of a job. I think the expense of all new pieces, including door panels would be a poor investment of both time and money unless you plan on being "buried with the car"..


IMHO
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Old Aug 25, 2007 | 11:47 PM
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Doesn't sound like anything I'd like to tackle. I can sit in any C4 and be pleased with the interior styling. They are what they are.
Originally Posted by nyernga1
I recall a member from another forum who did that swap. He might even be a member here. If memory serves me it was one hell of a job. I think the expense of all new pieces, including door panels would be a poor investment of both time and money unless you plan on being "buried with the car"..


IMHO
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Old Aug 26, 2007 | 12:12 AM
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Originally Posted by kowalski340
I searched around in the archives on this topic but to no avail.........anyone?
Ran the search, and found 20+ posts on the subject....
If your using the search function, use the one on the main menu bar (forum, user cp, etc), Search, click Advanced search, at bottom of advanced box-click Archive Posts, pick C4 tech or general) run search, you'll find the info... You can only pick tech or general, so you;ll need to run the search for each forum section...Once you learn how to use the function its a great tool. Good luck
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Old Aug 26, 2007 | 09:25 AM
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search the archives for my user name -= Jeff=- I did it in 2002..
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Old Aug 26, 2007 | 10:10 AM
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Originally Posted by -=Jeff=-
search the archives for my user name -= Jeff=- I did it in 2002..


^^^^^ THATS HIM!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!:thumb s:
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Old Aug 26, 2007 | 10:47 AM
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I hated my 88's dash. I wouldn't put a later model C4 dash in. Too much time and expense. There are other options. This cost me about $295.00 for the Dash and $200.00 for the steering wheel. It took about 3 hours.
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Old Aug 26, 2007 | 11:08 AM
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Default almost finished!!!

Inspired by Jeff i took on this task myself. Starting with a donor 96 took the entire interior and it wasnt too bad. The only modifications are removing the factory dash mounting brackets and welding the late model ones in, then a few minor clearance issues with the bcm bracket and the air vents to the aluminum bar that runs under the dash. Started on this awhile ago but just havent had time until now to finish it up.

Last edited by C4forlife; Aug 26, 2007 at 11:34 PM.
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Old Aug 27, 2007 | 01:16 AM
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Pics?
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Old Aug 27, 2007 | 03:58 AM
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Originally Posted by kowalski340
Has anyone done an interior swap from the crap 84-89 to the nicer 90-96? If anyone has I would be very interested......I'm most interested in the dash and dash cluster.
If you think it looks like "CRAP" Why don't you just buy a 90-96?? I think the early C4 interiors look great...

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Old Aug 27, 2007 | 08:26 AM
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C5 West has a C5 drop in kit for the early C4's. Cost around $1500. You can reuse ALL the same electonics (gauge, radio, dummy lights, ac controls)... I am still trying to find someone that's installed this before, but still can't find any pics of one actually IN a car

It looks awesome. Comes with the entire dash that bolts right onto your original dash frame and also has new door panels and some other new stuff. Check it out if you have the money. I'd have one in a hearbeat, but I can't afford it
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Old Aug 27, 2007 | 09:24 AM
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Originally Posted by kowalski340
Pics?
I don't have any real recent good pictures and also need to look for the in progress ones

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To Converting 84-89 interior to 90-96

Old Aug 27, 2007 | 11:26 AM
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That looks real nice jeff how many hours do you have in it? And thanks for the info on C5 West I might do that.
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Old Aug 27, 2007 | 11:49 AM
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Originally Posted by kowalski340
That looks real nice jeff how many hours do you have in it? And thanks for the info on C5 West I might do that.
Probably between 80-120 hours for the complete conversion
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Old Aug 28, 2007 | 10:19 PM
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both are old pics from the initial test fit without the aluminum crossbar underneath. Now it is going back in with a few mods like removing the abs/asr/cruise/sir/passive keyless crap. Prior I had run for about 2k miles to find and address any problems before final installation. This went way easier than I ever imagined though (had a parts car).







and after the interior fit up i got bored again so......
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