'68-69 GTO Nose - The Project has Begun! (Page 41/60)
CrazyDragn AUG 14, 09:36 PM
Today we were looking into fabrications of the ribbed molding. We have a person who ay be helping us fabricate these. This is what we are talking about in the picture:


Here we are woking on rounding some of the edges:



Here we blacked out the inner sections to give the idea of what the grills would be like (we haven't shown the grills yet-hehe)


Here we started round the top corners:


Another side shot of the rounding:


Here is a side shot:

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'68-69 GTO Nose - The Project Has Begun

fierogtlt1 AUG 15, 11:06 PM
Nice.....
Keep up all this pure AWESOMENESS..
Boostdreamer AUG 16, 08:48 PM

quote
Originally posted by fierogtlt1:

Keep up all this pure AWESOMENESS




I resumed the awesomeness today!

I didn't do anything picture worthy, just filled some low spots and sanded some high spots. I smoothed some areas that are pretty much ready for fiberglass. I re-worked one of the radiator inlets and added our white "secret sauce" to some of the bare areas of foam.

The big news is that if nothing breaks our stride, we will be ready to go to fiberglass by the first of September. With that in mind, we could be pulling new bumpers ready for sale around the first of October! The next big hurdle will be to see how well our first run turns out and determine if they are of the quality that we will be proud to pass on to you. If they are, great! If not, we will have to re-make the master mold to address the issues that come up.

As for you guys who have ribbed moulding on your cars, we are working on a solution for you to have matching moulding not only on OUR bumper but this solution should also work for Amida's bumper as well! I'm sure we'll be proud of that product and it will fill a supply void and make modified ribbed moulding cars have a matching, finished look. If a custom bumper isn't your thing, you guys will be able to easily switch to an Aero bumper as well, no matter what moulding it originally came with! So, I think it is a widely needed product and should be well received by the community.

The most difficult aspect of this project, believe it or not, is finding supplies for the grills. We will be holding out for materials that are just right and that may slow delivery. If it becomes too much of a hassle, we may let some go early if you want to create your own grills.

Keep watching!! We'll keep posting!


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Jonathan

'68-69 GTO Nose - The Project has Begun!
My '85 L67 Build Thread

CrazyDragn AUG 17, 08:41 AM

quote
Originally posted by Boostdreamer:
white "secret sauce"



hehehehe

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'68-69 GTO Nose - The Project Has Begun

fierogtlt1 AUG 17, 11:52 PM

quote
Originally posted by Boostdreamer:

I'm concerned about the availability of the pointed end of the ribbed moulding as seen on SE aero cars.



Are they available anywhere new? Anyone who has a bumperpad is going to need that piece. Likewise for "Formula" bumpers, you'll need the smooth moulding point found on GTs.



If you already have the aero bumper, you will have to remove and re-use those pieces. They are held on by two studs and nuts.




I already made smooth replacements with metal screws for a possible item to start selling...But I think you are going a different route with fiberglass.
IMSA GT AUG 18, 01:09 AM

quote
Originally posted by fierogtlt1:


I already made smooth replacements with metal screws for a possible item to start selling...But I think you are going a different route with fiberglass.



I've been making and selling the smooth molding points for years until the Fiero Store started manufacturing them, then I stopped. For this project, it will be urethane plastic. I am going to be making the ribbed points as well as a removable ribbed portion for the area behind the side marker light.
Boostdreamer AUG 18, 12:35 PM

quote
Originally posted by IMSA GT:


I've been making and selling the smooth molding points for years until the Fiero Store started manufacturing them, then I stopped. For this project, it will be urethane plastic. I am going to be making the ribbed points as well as a removable ribbed portion for the area behind the side marker light.



Can we encourage you to do a "How To" thread documenting your build process? It could open the doors for many other ideas and projects.

Jonathan

Boostdreamer AUG 18, 08:55 PM
I got some more work done today. I began making templates to gauge the curves in the bumper. By using them, I will be able to ensure that both sides are as equal as possible. That's as good as it gets for us shade tree mechanics!

I found some interesting materials for grills last night. I shot a pic over to Jason and he wants to check it out. I'm still looking for one more pattern to create the layered look I have envisioned for mine. Grill inserts will likely be a matter of taste and what I use doesn't have to be what you use. Be thinking about what YOUR grills will look like!

The fine tuning is officially underway and a finished product is on the horizon!

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Jonathan

'68-69 GTO Nose - The Project has Begun!
My '85 L67 Build Thread

Boostdreamer AUG 19, 10:23 PM
Jason called today and we are going to get together again on Friday if nothing comes up. He asked me to show a little bit of what I'm doing now. I don't know how well these pics will show what I'm doing but here goes!

Now that we have the basic shape carved out, we have to fine-tune it to make it nice. Some angles need to be horizontal, some need to be vertical. What is harder than verifying horizontal and vertical is matching left and right sides! Especially when dealing with a surface with a complex curve. The way I'm facing this problem is first I'm getting everything level and plumb where it is supposed to be. Then I'm checking measurements and seeing which parts I can shave to match the opposite side. This is a back and forth process since neither side is the "master side". I call this process getting to the "lowest common denominator". It is obviously easier to shave a section down than it is to fill another in so that is the next step. Sometimes one part is too skinny to begin with so it has to be built up to match the opposite side. The build-up process is slower than I'd like. The white putty that we are using is VERY particular about how much we can apply at one time. If we put it on too thick, it is very slow to harden and when it finally does, it cracks! So, build-up is a multi-step process. Now, on to the pics!

Here I was checking the lower edge of the grill opening. It is supposed to be level, front to rear. Gonna have to work on it a bit.



I made marks on the carport to indicate a parallel line. I connected those marks with a fat strip of masking tape to give me a good line to reference.





Here are my first two templates I cut to measure and compare different curves in the bumper.



Here I am checking the upper roll and reference to the hood.



Here I am checking the side of the bumper. I used the tape line, the flat bottom surface of the template, and a large metal square to reproduce the same measurement on the side from front to rear.



In between sanding and filling and waiting for putty to dry, I'm examining the bumper as a whole and also as individual sections and surfaces. I'm doing a little tweaking here and there. Nothing that pics would show but I know some things needed a bit more attention.

That's about it for now. I'm going to try to put my hands on it at least a little bit each day to try to push towards "fiberglass day!"

If you have any specific questions or would like a certain picture angle, let me know.

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Jonathan

'68-69 GTO Nose - The Project has Begun!
My '85 L67 Build Thread

IMSA GT AUG 21, 12:39 AM
Made a test mold from a small piece of scrap molding and added black pigment to the urethane resin. This was a test piece so the ends are very rough. The final product will be made from actual black urethane....not color added like I did. Adding the black pigment makes all kinds of halos in the final piece. Here is the sample piece that I made about an hour ago: