Author Topic: Dashboard turn signal lens help [especially 80-81]  (Read 1620 times)

5th T/A

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Dashboard turn signal lens help [especially 80-81]
« on: February 26, 2022, 04:43:36 PM »
I am looking for suggestions on my 1980 TA dash turn signal lens. I am pretty certain that only 1980 and 1981 Firebirds had a round cutout for the dash turn indicator. 1970 - 1979 had an arrow shaped cutout. The green plastic lenses have deteriorated on my car. I thought I had a solution from FBODY warehouse, but they are not the correct size or tint color.

This photo shows one of my damaged lens on the left side and the replacement lenses on the right. Notice the original lens has a darker tint and the arrow font is much smaller.

IMG_9479 by Lawrence Alexander, on Flickr

Here is a picture showing the replacement lens from FBODY of the left side indicator temporarily taped to the front of the instrument panel.  Notice the arrow size is too large for the opening in the dash.

IMG_9473 by Lawrence Alexander, on Flickr

This last photo shows the FBODY warehouse replacement lens on the left and the original lens on the right with the four-way flasher mode lighting both lenses. I am still using a stock 194 bulb. Notice the replacement lens on the left is washed out and doesn't even look green.  The original lens on the right is green except where the plastic is cracked, and the arrow font is the correct size.

I am looking for suggestions as what I could use for the translucent plastic film. I can duplicate the imprinted arrow using my computer and printer.

IMG_9475 by Lawrence Alexander, on Flickr
1980 T/A with a Pontiac 461

Gone but not forgotten;
1973 T/A 455
1975 T/A 400
1978 T/A W72
1982 T/A cross fire injected

Two wheel toys;
2014 Harley Ultra Classic Limited
2013 Honda CB1100
2010 Yamaha Vmax
1982 Yamaha Seca 750

Wallington

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Re: Dashboard turn signal lens help
« Reply #1 on: February 26, 2022, 07:28:45 PM »
That is a very poor part to sell, obviously it suits something else and they just repackage knowing it's junk. FBW now run by money grabbers, not an enthusiast.

TATurbo

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Re: Dashboard turn signal lens help
« Reply #2 on: March 05, 2022, 10:31:10 PM »
 I don't think my original turn signal indicator had an arrow on it.  I think it was just a green circle.  But maybe my exprience might help a little...maybe?

 I had my 1981 instrument cluster rebuilt, refaced, and recalibrated by AutoInstruments.  When I sent it to them I informed them I needed a replacement green lens for the turn signals.  Instead of giving me a new lens, they installed a green filter in the gauge cluster itself: 

PC200045-001 by Tom Sherer, on Flickr

PC200047 by Tom Sherer, on Flickr

Although they were obviously green, the color was really funky when lit...Sort uf a muddy yellow instead of green:

P1160042 by Tom Sherer, on Flickr

I replaced the incadecent bulbs with LED's and it corrected the color.  I also liked the look of the LED's better (A personal choice obviously.  Here's a video showing both.  The color on the video isn't great, but you get the idea...

https://youtu.be/cWBNIdoFY6M

I found that the LED's were too bright at night.  So, ultimately I added a greeen set of those condom looking color filters they sell for changing the color of incadecent bulbs to the LED's.  That combo got the color and brightness just right in my opinion.


Tom
King of Prussia, PA

1981 Turbo Trans-Am
Build thread - http://transamcountry.com/community/index.php?topic=83354.0

5th T/A

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Re: Dashboard turn signal lens help
« Reply #3 on: March 06, 2022, 07:41:06 AM »
Tom, thanks, I thought about trying one of those green colored bulb covers. So is the video you posted showing a green Led bulb or an incandescent bulb with a green cover?
1980 T/A with a Pontiac 461

Gone but not forgotten;
1973 T/A 455
1975 T/A 400
1978 T/A W72
1982 T/A cross fire injected

Two wheel toys;
2014 Harley Ultra Classic Limited
2013 Honda CB1100
2010 Yamaha Vmax
1982 Yamaha Seca 750

Gene-73

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Re: Dashboard turn signal lens help
« Reply #4 on: March 06, 2022, 11:17:24 AM »
I am looking for suggestions as what I could use for the translucent plastic film. I can duplicate the imprinted arrow using my computer and printer.

What you want to shop for are called photographic gels. They are plastic sheets put over lights to change the color temperature. Lots of different colors to choose from.

https://www.bhphotovideo.com/c/products/Lighting-Filters/ci/1329/N/3662541030?filters=fct_filter-color_4543%3Agreen%2Cfct_format_2203%3Asheets
Gene


Re: Dashboard turn signal lens help
« Reply #4 on: March 06, 2022, 11:17:24 AM »

sreta

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Re: Dashboard turn signal lens help
« Reply #5 on: March 06, 2022, 12:04:02 PM »
Don't know about the leds, but with regular bulbs the cover must be dark green to make light green light. With light green cover, the light becomes yellow. Just my experience, I made mine of yogurt bottle cap :D

TATurbo

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Re: Dashboard turn signal lens help
« Reply #6 on: March 06, 2022, 09:35:07 PM »
In that video it's an uncovered, white LED on the left, shining through the green filter installed behind the lens of the Cluster by AutoInstruments.
I was happy with the color and look of that combo.   I later installed the green condom on the LED mostly to dim it down.  It was too bright at night (for my taste).

 
Tom
King of Prussia, PA

1981 Turbo Trans-Am
Build thread - http://transamcountry.com/community/index.php?topic=83354.0

5th T/A

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Re: Dashboard turn signal lens help
« Reply #7 on: March 07, 2022, 04:07:54 PM »
Thanks guys, I never thought about B&H Photo, I used to buy Photo equipment form them all the time. What they have might have been a better solution.

Yesterday I went to a local craft d store called Michael's and bought some sheet vinyl. It was only $1.99 for a 12" X 12" sheet. It's called Oracal 651 and they had several shades of green. I used my computer and found a suitable font in MS Word and printed a bunch on the sheet, it's self adhesive and stuck right to the plastic on the gage cluster.


I printed two sizes of arrows and decided on the smaller one.
 IMG_9509 by Lawrence Alexander, on Flickr


The finished product looks pretty decent. The arrow on the left is just a little high, if it bothers me enough I will go back and redo that one.

IMG_9513 by Lawrence Alexander, on Flickr
1980 T/A with a Pontiac 461

Gone but not forgotten;
1973 T/A 455
1975 T/A 400
1978 T/A W72
1982 T/A cross fire injected

Two wheel toys;
2014 Harley Ultra Classic Limited
2013 Honda CB1100
2010 Yamaha Vmax
1982 Yamaha Seca 750

firebirdparts

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Re: Dashboard turn signal lens help
« Reply #8 on: March 11, 2022, 09:54:48 AM »
How easy it is to print signs these days.  Nice work.
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Joe Bays
1977 Y82 4-speed (red interior)
1978 Skybird 350
1978 Redbird 305
1979 Redbird 301 4-speed
1992 Lincoln Mark VII LSC/SE (red)
1970 Datsun Pickup
1953 Chevy pickup (converted 4x4)
1988 T-bird Turbo Coupe

firebirdparts

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Re: Dashboard turn signal lens help
« Reply #9 on: March 11, 2022, 09:56:32 AM »
I think I should move this to the tips and tricks forum
I want to be like Paul Kenny when I grow up
Joe Bays
1977 Y82 4-speed (red interior)
1978 Skybird 350
1978 Redbird 305
1979 Redbird 301 4-speed
1992 Lincoln Mark VII LSC/SE (red)
1970 Datsun Pickup
1953 Chevy pickup (converted 4x4)
1988 T-bird Turbo Coupe

Wallington

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Re: Dashboard turn signal lens help
« Reply #10 on: March 11, 2022, 08:55:36 PM »
Yes, excellent work. Did you try scanning the broken lens to get the correct size and shape arrow? And as much as you ignore it, that slightly offset arrow will annoy you. Even if you never look at it again, you'll know it's there, silently eating away at your soul.....or maybe you won't be bothered at all!

These could just as easily be printed up in a sheet, stamped or cut into discs and doubled-up in thickness with a spot of glue and sold cheaply. Many don't have these skills but would buy some. Where the original is cast more like a plug, (possibly also angled upwards?) you could print a circle edge that matches the dash cutout, acts like a slight border if undersize but also helps centralise the icon.
« Last Edit: March 11, 2022, 09:00:52 PM by Wallington »

silver78

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Re: Dashboard turn signal lens help [especially 80-81]
« Reply #11 on: March 22, 2022, 12:53:44 PM »
Thinking outside the box...nice!
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92 Z-28 sold
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roadking77

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Re: Dashboard turn signal lens help [especially 80-81]
« Reply #12 on: March 22, 2022, 02:14:31 PM »
Larry, those turned out great, much better than what you bought the first time around. What kind of printer are you using? I have an ink jet and tried to print something on sheet stock like that and the ink rubbed right off. I think I needed to use a laser jet.
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5th T/A

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Re: Dashboard turn signal lens help [especially 80-81]
« Reply #13 on: March 22, 2022, 02:27:07 PM »
Kerry,

I thought about using my inkjet, but used an old HP Laserjet 4200. I was a little worried the fuser temps on the laserjet might melt the plastic sheet vinyl but it did not. I thought the toner might be more permanent than ink.

1980 T/A with a Pontiac 461

Gone but not forgotten;
1973 T/A 455
1975 T/A 400
1978 T/A W72
1982 T/A cross fire injected

Two wheel toys;
2014 Harley Ultra Classic Limited
2013 Honda CB1100
2010 Yamaha Vmax
1982 Yamaha Seca 750

Re: Dashboard turn signal lens help [especially 80-81]
« Reply #13 on: March 22, 2022, 02:27:07 PM »
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