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-   -   Headlight seal (http://forums.pelicanparts.com/porsche-911-technical-forum/620907-headlight-seal.html)

vinny c 07-23-2011 04:35 PM

Headlight seal
 
Just got finished trying to install seal for headlights. Both seals split at glue joint. Tried to keep tension off joint when installing, but still no luck.
Any hints to make this easier?
What glue should I use to piece together?

Thanks

Vince

47silver 07-23-2011 05:22 PM

new ones less than 4 bucks from pelican
 
911-631-115-02-M136

less than 4 bucks each from our host

Kidasters 07-23-2011 05:23 PM

When I broke my last one, I glued it with super glue - while I bought 2 more from PP.

vinny c 07-23-2011 06:06 PM

These were brand new seals from our host. I' ll try super glue.

Vince

Justin@Athens 07-23-2011 06:10 PM

vinny, i also had this problem, broke one, returned both--make sure you get the OEM porsche seals and not the repros.

There is a difference in quality, and be gentle!

DRACO A5OG 07-23-2011 08:05 PM

Tape down the glued end then gentle place the seal, use some dielectric grease to help it along, snap, that should do it. Once you are happy, carefully remove the tape.

Jim

ben parrish 07-24-2011 04:48 AM

I also brok one. Put the other in the sun for a while and gently stretched the material around the perimeter EXCEPT for the joint. I simply installed the broken on with the "break" at the bottom of the light

Nine9six 07-24-2011 05:58 AM

Permatex Weather strip glue, available at any autoparts store, works just fine in glueing the ends back together. When doing this fix, I minimumally trim with a razor blade, both ends prior to glueing, and allow the glue to cure before handling and attempting to install. As stated previously, BE GENTLE, and use tape (masking) as DRACO Jim stated. Also, as Ben stated, you want to orient the break at the six oclock position.

joefrantz 07-24-2011 06:28 AM

Per Draco & Nine9Six replies, these pictures may help.
Tack the seam to the fender with a dot of weather srtip cement in the six o'clock position and work your way around the circumference, taping as you go. The first two tape placements isolate the seam from the stretching. Also, note the correct orientation of the seal in the last pic.

Good luck

Joe

http://forums.pelicanparts.com/uploa...1311517617.jpg

http://forums.pelicanparts.com/uploa...1311517640.jpg

http://forums.pelicanparts.com/uploa...1311517661.jpg

http://forums.pelicanparts.com/uploa...1311517686.jpg

vinny c 07-24-2011 11:50 AM

Thanks to all. Was able to reglue and install, gently this time.

Vince

DRACO A5OG 07-24-2011 12:49 PM

:cool:

RWebb 07-24-2011 01:43 PM

another tidbithttp://forums.pelicanparts.com/uploa...1311543789.gif

wayner 08-31-2012 01:09 PM

Is the seal mentioned here the correct one for H4 headlights?
(seal 911-631-115-02-M136 )

My kit was included in a box of parts from the previous owner and did not include the seals

Thanks in advance.

porwolf 08-31-2012 02:31 PM

Quote:

Originally Posted by wayner (Post 6947696)
Is the seal mentioned here the correct one for H4 headlights?
(seal 911-631-115-02-M136 )

My kit was included in a box of parts from the previous owner and did not include the seals

Thanks in advance.


That is the part number of the Pelican seals that I used recently when I installed new H4's on my 79SC. I followed pretty much the instructions on this thread. I used silicon glue on both sides of the rubber rings to better seal against the fenders and the H4 rings. Also it makes the final mounting of the H4's easier and they act not so sticky against the seals.

ChrisBennet 08-31-2012 06:13 PM

The ends of my H4 seals came unglued as well. I just sewed them together with a needle and black thread. A couple stitches is all it took.

1-ev.com 09-02-2012 06:05 AM

Sorry for silly Q, but what this pic represents?
Thank you,
Quote:

Originally Posted by RWebb (Post 6155348)


Bob Kontak 09-02-2012 06:22 AM

Quote:

Originally Posted by 1-ev.com (Post 6950239)
Sorry for silly Q, but what this pic represents?

Not quite sure but if you look at the white car pic you can see the edge on top of the bucket that the headlight ring had to go over to get hooked into place. At least that is what I remember when I replaced my rings. I had reproductions from S t o d d a r d and they were fatter than original. It was a pain.

RWebb 09-02-2012 11:22 AM

the pic is a cross-section thru the seal, aka gasket

the J lip below it is the mtl flange around the headlight

BTW - these seals have only a partial join at one point and that is where they break - maybe it was purposeful to allow water to drip - who knows

likesoldstuff 08-29-2016 04:19 PM

Old thread but very helpful! I struggled with orientation on seal profile - this thread fixed me up!

DRACO A5OG 08-29-2016 04:24 PM

cool :cool:

pmax 02-16-2018 09:43 AM

Sigh, nothing is an easy 5 min job on these cars, is it ?

Can't get the sugar scoop to latch with the seal and brute forcing doesn't sound like a good idea.
Looks like I'll have to spend some time trimming it.

http://forums.pelicanparts.com/uploa...1518806614.jpg

joefrantz 02-16-2018 08:13 PM

I wouldn't trim it.
Hook the trim ring over the lower lip, lift up and squeeze gently from the sides to slightly elongate it without bending. Most of the force should be lifting. A helper might have to give it a little pop with the heal of their hand to get it over the upper tab.

pmax 02-17-2018 12:21 PM

JoeFrantz, thanks. Almost home free.

The seal has to be oriented correctly towards with the ledge and some persuasion of the ring as you suggested. Still not done yet, the final few turns of the screw seem to be taking more force than I'm willing to try now which means the ring is under a fair bit of tension. I'll leave that battle for another day. The PO has already stripped the head somewhat.

Fitment look OK ?

http://forums.pelicanparts.com/uploa...1518902310.jpg
http://forums.pelicanparts.com/uploa...1518902321.jpg
http://forums.pelicanparts.com/uploa...1518902451.jpg

P.S. Good to know I'm not the first to enjoy the wonders of minimalist German engineering.
http://forums.pelicanparts.com/porsche-911-technical-forum/66075-stumped-simple-rubber-thingy-headlight-gaskets.html
http://forums.pelicanparts.com/porsche-911-technical-forum/315770-striped-my-headlight-thread-bottom-need-help.html

Stimorolgum 09-11-2023 07:40 AM

I'm having a hard time to fit one of the two headlight bezels. (already stripped the threads for the screw)
I will probably mount both without the rubber seal instead.
The fit is still very tight and it looks better without the seal.
Don't think it will be needed.

What's your opinions?



Cheers

/Mhttp://forums.pelicanparts.com/uploa...1694446762.jpg


http://forums.pelicanparts.com/uploa...1694446804.jpg

pkabush 09-11-2023 09:35 AM

I’d get a new screw and start over with the seal. You don’t want moisture in and around the electrical connections or worse yet, standing water in the HL buckets.

darrin 09-11-2023 11:32 AM

apparently, a) the new Porsche-sourced seal is a lot thicker than the original one and b) a generic one for a vw beetle (available on ebay/etc.) is a lot thinner and easier to get to fit. I'd be wary of running without a seal due to both the metal to metal contact that would result and the lack of any real seal into the bucket area.

Stimorolgum 09-12-2023 11:12 PM

The headlights are not original and the bezel just won't fit.
I bought a new bezel and it fits, but only without the rubber seal.
Maybe some aftermarket seals are harder than other. Unfortunately I threw the old one away, stupid mistake.

I will try to figure this out. Fortunately I live in a dry climate and my car never touches rain or wet roads.

I wonder if others skip the rubber seal, can't see it on some pictures on the internet.

:)

Mike Andrew 09-13-2023 05:43 AM

Just dealt with this issue. Yes, the new seals are thicker and require more push to get the trim rings installed. Mine are from our host and I think are Porsche. Not sure that I like the look of the thicker seals as I am used to the earlier version and the smaller space between the rim and fender.

I think that I will look for a set of thinner Beetle seals and see how they work and look.

pmax 09-13-2023 05:08 PM

If I remember correctly, the seal's cross section isn't regular so it has to be oriented correctly in the channel.

Bsess 09-13-2023 05:40 PM

Here's the trick to get your H4's to seat correctly without too much fuss:

Use the headlamp to body seals for the 356 as they are slightly thinner (sold by our host under part # PCG-631-115-00-OEM). A trick passed along to me by an old-timer, it works like a charm.

PeteKz 09-14-2023 11:02 AM

I gave up on the seals and installed the headlight frames directly to the fender “temporarily.” That was about 4 years ago…

Stimorolgum 09-22-2023 01:04 AM

Quote:

Originally Posted by PeteKz (Post 12089552)
I gave up on the seals and installed the headlight frames directly to the fender “temporarily.” That was about 4 years ago…

:)

gamin 09-22-2023 05:10 AM

Got new LED headlights with rings. When mounting had all the above problems with the seals. I mounted the lights without the seals. Very tight and look better as mentioned.

proporsche 09-22-2023 11:50 AM

there is a little hack i do..right where the rim meets the lip on top i`d cut off about 1mm along(3cm) so the rim has a nice snug fit and it is still sealing agains water.This way the rim will not pup out ...

Ivan

darrin 09-23-2023 08:14 AM

Quote:

Originally Posted by gamin (Post 12094261)
Got new LED headlights with rings. When mounting had all the above problems with the seals. I mounted the lights without the seals. Very tight and look better as mentioned.

have you pulled the headlights to check for water intrusion in the headlight bucket? Without a seal, seems pretty easy for water to leak into and collect in the headlight bucket area.

Stimorolgum 09-24-2023 10:25 PM

Quote:

Originally Posted by darrin (Post 12094973)
have you pulled the headlights to check for water intrusion in the headlight bucket? Without a seal, seems pretty easy for water to leak into and collect in the headlight bucket area.

I made a small experiment when mounting the bezel.
I pored a small amount of water on the fender and gap to the bezel. And in this experiment the water followed the channel around the bezel (were the rubber seal was supposed to be) and then out in front of the light.
So nothing entered the headlight bucket.

darrin 09-25-2023 08:08 AM

Quote:

Originally Posted by Stimorolgum (Post 12095819)
I made a small experiment when mounting the bezel.
I pored a small amount of water on the fender and gap to the bezel. And in this experiment the water followed the channel around the bezel (were the rubber seal was supposed to be) and then out in front of the light.
So nothing entered the headlight bucket.

Thx for the follow-up -- seems the "acid test" here would be to spray water directly at the headlight/bezel gap with a pressure washer/etc. (to mimic what would happen while driving in the rain at speed on the highway) and then look for water where it's not supposed to be.

pmax 09-25-2023 01:55 PM

Probably a condensation barrier as well.

cpasurfer 12-26-2023 10:02 PM

Quote:

Originally Posted by Bsess (Post 12089106)
Here's the trick to get your H4's to seat correctly without too much fuss:

Use the headlamp to body seals for the 356 as they are slightly thinner (sold by our host under part # PCG-631-115-00-OEM). A trick passed along to me by an old-timer, it works like a charm.

:) Great Idea...I ordered them for my 1973.5 911 and worked perfect!!

kevbo 01-05-2024 03:14 AM

Help with headlight gaskets
 
Restarting this thread since I'm working in the same area and have a question. I'm changing the H4 glass from clear to amber and there is a rubber gasket around the glass itself. The original rubber gasket needs to be replaced and I need new ones for the new glass. Here's a pic:

http://forums.pelicanparts.com/uploa...1704456557.jpg

I thought it was this part (911-631-115-02) but it's the gasket shown in the above thread but it's not the right part.

http://forums.pelicanparts.com/uploa...1704456735.jpg

Any advice would be much appreciated,


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