Author Topic: Back glass weatherstripping  (Read 1877 times)

Offline tholt

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Back glass weatherstripping
« on: October 20, 2019, 03:19:22 PM »
Hi
I have a 1969 Mustang Mach 1. I need to pull the back glass out to replace the headliner. I am looking to see who sells the best fitting rear glass weather-stripping and rear sail panels. As I have heard there are several different manufactures for these.
Thanks. 

Offline 7Lscjracer

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Re: Back glass weatherstripping
« Reply #1 on: October 20, 2019, 10:51:28 PM »
Aftermarket rear glass weatherstripping is ill fitting.
Do everything you can to save your original, or better yet leave it undisturbed.
I still have the original in my car, so they do certainly last.
Saw a 69 Shelby at Barrett Jackson a few years ago with repro rear glass weatherstripping.
The trim wouldn't fit over it right and was beat from mallet attempts.
What a shame for a car that sold for 99K IIRC, it was a rare kind of dove grey color too.
69 Mach 1 San Jose Nov. 68 build
Bought May '81, sold Sept '20

Offline jwc66k

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Re: Back glass weatherstripping
« Reply #2 on: October 21, 2019, 12:32:15 AM »
Hi
I have a 1969 Mustang Mach 1. I need to pull the back glass out to replace the headliner. I am looking to see who sells the best fitting rear glass weather-stripping and rear sail panels. As I have heard there are several different manufactures for these.
I had a headliner replaced on a 66 Mustang Fastback without removal of the front glass. It's a similar situation as yours. The guy that did this worked at the San Jose plant repairing headliners. He trimmed the new headliner, applied cement, and "tucked" the edge under the gasket. He did the same to the rear gasket although a 66 Fastback has a trim piece covering that area.
In other words, it can be done. I sat in the car (seats removed) watching an artist at work.
Jim
I promise to be politically correct in all my posts to keep the BBBB from vociferating.

Offline J_Speegle

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Re: Back glass weatherstripping
« Reply #3 on: October 21, 2019, 02:56:42 PM »
Have not experienced myself but have seen postings and discussions on other sites. Some shops have resorted to shaving the reproduction gaskets down to make room for the trim to sit as it originally did in some sections. Looked but could not find those threads to share with you at the moment
Jeff Speegle

Anything worth doing is worth doing concours ;)

Offline 67gta289

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Re: Back glass weatherstripping
« Reply #4 on: October 21, 2019, 04:23:10 PM »
I recently helped a friend shave these on a 67 GT 350.  Not fun at all.
John
67 289 GTA Dec 20 1966 San Jose
7R02C156xxx
MCA 74660

Offline tholt

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Re: Back glass weatherstripping
« Reply #5 on: October 21, 2019, 08:02:20 PM »
Hi
I was afraid of that. Thanks for the replies.
Thanks

Offline 1970 Snake

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Re: Back glass weatherstripping
« Reply #6 on: October 30, 2019, 12:25:50 PM »
I still have my original weather stripping for my 1970 Mach 1, its still on the glass (removed from the car) and in good shape but is covered with black sealing chalking. What would be the best way to clean/remove the chalking from the weather stripping without damaging it? Any help would be appreciated, thanks.
Dearborn Built Sept 4, 1969
1970 Mach1 428 CJ R-Code C6
Calypso Coral, White Deluxe Interior
dash tach, front bumperettes
Marti report one of one with delay wipers

Offline carlite65

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Re: Back glass weatherstripping
« Reply #7 on: October 30, 2019, 12:30:49 PM »
i would try using mineral spirits on the caulking.
5F09C331248

Offline 1970 Snake

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Re: Back glass weatherstripping
« Reply #8 on: October 30, 2019, 12:46:38 PM »
okay, but can you be a little more specific regarding mineral spirits?
Dearborn Built Sept 4, 1969
1970 Mach1 428 CJ R-Code C6
Calypso Coral, White Deluxe Interior
dash tach, front bumperettes
Marti report one of one with delay wipers

Offline carlite65

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Re: Back glass weatherstripping
« Reply #9 on: October 30, 2019, 12:48:56 PM »
go to local hardware store and just ask for a quart. pretty simple stuff. used to thin paints. i use it in my parts washer to clean greasy stuff. been around for decades.
« Last Edit: October 30, 2019, 12:53:01 PM by carlite65 »
5F09C331248

Offline 1970 Snake

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Re: Back glass weatherstripping
« Reply #10 on: October 30, 2019, 12:55:40 PM »
Sorry not asking about quantity and where, I am talking about type, is it actually call mineral spirits or paint thinner, or varsol, or what?
Dearborn Built Sept 4, 1969
1970 Mach1 428 CJ R-Code C6
Calypso Coral, White Deluxe Interior
dash tach, front bumperettes
Marti report one of one with delay wipers

Offline carlite65

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Re: Back glass weatherstripping
« Reply #11 on: October 30, 2019, 01:01:59 PM »
mineral spirits.
5F09C331248

Offline 1970 Snake

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Re: Back glass weatherstripping
« Reply #12 on: October 30, 2019, 01:05:31 PM »
okay, thanks will give it a try.
Dearborn Built Sept 4, 1969
1970 Mach1 428 CJ R-Code C6
Calypso Coral, White Deluxe Interior
dash tach, front bumperettes
Marti report one of one with delay wipers

Offline jwc66k

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Re: Back glass weatherstripping
« Reply #13 on: October 30, 2019, 03:01:32 PM »
Be careful. Solvents can adversely affect the rubber. It's old.
Jim
I promise to be politically correct in all my posts to keep the BBBB from vociferating.

Offline carlite65

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Re: Back glass weatherstripping
« Reply #14 on: October 30, 2019, 03:25:19 PM »
i would have suggested lacquer thinner but the spirits are much milder. i don't think he will have a problem. 3M also makes a weatherstrip adhesive remover that i have used successfully but i do not have the p/n handy.
5F09C331248