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    #76
    Update: My AJ Hartman roof plug clear coat ended up failing after a year or so, he replaced the entire plug. I did have to pay shipping so that sucked.

    He said the ceramic coating I had put on there may have contributed to the issue in some way, so just a FYI on that. I don't know enough about how that works to have an opinion. Maybe it's my fault? What do you guys think? I will just be using regular wax on the new one.

    I used the Loctite SI 5049 as recommended and had no leaks. I will be using the same thing next time around on the new plug.

    Shipping the plug back to him was about $115 and the new sealant with shipping is almost $50. So yea. I guess I'm happy to have a clean plug again, but it would have been cool to not have to spend money. Now I also have to spend a bunch of time cleaning up from the old one and reinstalling the new plug. I suspect it will also fit like the old one, slightly below the roof panel line so not perfect.
    http://www.natehasslerphoto.com
    '99 M3, Hellrot/Sand Beige, slicktop
    '01 M3, Imola/black

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      #77
      Originally posted by Nate047 View Post
      Update: My AJ Hartman roof plug clear coat ended up failing after a year or so, he replaced the entire plug. I did have to pay shipping so that sucked.

      He said the ceramic coating I had put on there may have contributed to the issue in some way, so just a FYI on that. I don't know enough about how that works to have an opinion. Maybe it's my fault? What do you guys think? I will just be using regular wax on the new one.

      I used the Loctite SI 5049 as recommended and had no leaks. I will be using the same thing next time around on the new plug.

      Shipping the plug back to him was about $115 and the new sealant with shipping is almost $50. So yea. I guess I'm happy to have a clean plug again, but it would have been cool to not have to spend money. Now I also have to spend a bunch of time cleaning up from the old one and reinstalling the new plug. I suspect it will also fit like the old one, slightly below the roof panel line so not perfect.
      I’ve started making these for the spec46 crowd. Costs $15 to ship UPS through paypal. Not sure who charged you $115 but they ripped you off!

      I think AJ Hartman uses Duratec sunshield which is either polyester or vinyl ester. I think those materials will gas off so if you ceramic coated it right away it would mess with the clear coat.

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        #78
        Was UPS from Los Angeles to New Jersey, pretty big box, enough padding to make sure it didn’t break. 🤷🏻‍♂️
        http://www.natehasslerphoto.com
        '99 M3, Hellrot/Sand Beige, slicktop
        '01 M3, Imola/black

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          #79
          I have the same panel. No ceramic coating and clearcoat has been fine for past 5 years. It is garage kept though.

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            #80
            Originally posted by Nihilation View Post
            ​​
            Returned my BW panel...

            https://youtu.be/H42p4kxFWyo
            This is horrible, you could keep the sunroof and eat better. I can't understand people that are overweight and looking to spend $ saving weight. Invest in yourself, words to live by. AJ, does a decent job. RIP Chad, we miss you!

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              #81
              Originally posted by 332 View Post

              This is horrible, you could keep the sunroof and eat better. I can't understand people that are overweight and looking to spend $ saving weight. Invest in yourself, words to live by. AJ, does a decent job. RIP Chad, we miss you!
              I'm pretty sure that panel is pre-preg cloth cured in an oven.

              Most molds are made from polyester gel coat, resin, and fiberglass for cost. Using epoxy is about twice the cost. In an effort to make the part more affordable, polyester is the more commonly used. The downside is that polyester tends to shrink when heated. Repeated heat cycling may cause slight dimensional changes which would cause similar fitment issues over time.

              Infusing and then room temp curing greatly reduces the heat cycling issue. S2R uses either an infusion or wet lay/vac bag process. I think that is why the S2R panels have never had a fitment issue.

              I think pre-preg is overkill but it is much easier to work with and faster to produce. You can pretty much make a defect free part with zero post cure work.

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                #82
                Originally posted by 332 View Post
                This is horrible, you could keep the sunroof and eat better. I can't understand people that are overweight and looking to spend $ saving weight. Invest in yourself, words to live by.
                It’s not just the weight, it’s headroom / clearance, lower center of gravity, loads of reasons to get rid of a sunroof.
                http://www.natehasslerphoto.com
                '99 M3, Hellrot/Sand Beige, slicktop
                '01 M3, Imola/black

                Comment


                  #83
                  Click image for larger version

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                  Call me sentimental, I love this panel. ​

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                    #84
                    Originally posted by 332 View Post
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                    Is that a gap between the panel and the opening? Looks massive or am I looking at it wrong?

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                      #85
                      I had my lil girly inside, I'll ask her how level she was holding it. To be fair, I should have shared a picture with it fitted from the outside too.
                      Last edited by 332; 07-04-2025, 08:54 AM. Reason: to add information

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                        #86
                        Originally posted by Nate047 View Post

                        It’s not just the weight, it’s headroom / clearance, lower center of gravity, loads of reasons to get rid of a sunroof.
                        My point was and is, a lot of the people saving weight. Don't seem to care about their own weight. An example of this would be, an overweight person deleting their sunroof for weight savings. While they could have kept the sunroof and went on a diet. After they lose all the weight they can, start hacking up your car sure. Never before, imho. Imagine a fat F1 driver complaining about how much his car weighed, oh weight..
                        Last edited by 332; 07-04-2025, 08:55 AM. Reason: comic relief

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                          #87
                          You must be fun at parties
                          http://www.natehasslerphoto.com
                          '99 M3, Hellrot/Sand Beige, slicktop
                          '01 M3, Imola/black

                          Comment


                            #88
                            Originally posted by Nate047 View Post
                            You must be fun at parties

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                            ..

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                              #89
                              I installed the AJ Hartman panel last month and it fits 9/10 I’d say. Level with roof in front and sags just a tad in the rear mostly in the corners.

                              I put a bead of clear permatex silicone (80050) around the base before installing but not close enough to the base so it isn’t water proof yet. Would anyone recommend windshield sealant around the top seam or just another bead of black silicone?

                              Comment


                                #90
                                Originally posted by Ricky_Mac35 View Post
                                I installed the AJ Hartman panel last month and it fits 9/10 I’d say. Level with roof in front and sags just a tad in the rear mostly in the corners.

                                I put a bead of clear permatex silicone (80050) around the base before installing but not close enough to the base so it isn’t water proof yet. Would anyone recommend windshield sealant around the top seam or just another bead of black silicone?

                                Hey Guys, I had a ton of work done on my car over the winter including a bunch of welding that I cannot do. A “while you were in there” thing I had done was a sunroof delete panel and removal of the headliner (because, well, track and a humongous dome) during their work. This is one of those things I kind of wish I had just

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