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Brighten Up Milky Older Rear Tail Light Lenses

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Old 07-20-2014, 12:28 PM
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72and86
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Default Brighten Up Milky Older Rear Tail Light Lenses

Brighten Up Milky Older Rear Tail Light Lenses?

1976 Corvette:
Is there a way to make my older tail light lenses look nice again? They are kinda milky and dull. No cracks just older…

I thought I saw on a car show on TV someone mention something about Muriatic Acid being used, like soaking in it…? Anyone heard of this?
Old 07-20-2014, 12:59 PM
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loup68
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I think that muriatic acid can etch glass! Forget that. I use a polishing wax and tooth paste mix on my older 68 lenses. The new headlight cleaning kits would have to work on them, also. Lou.
Old 07-20-2014, 01:20 PM
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72and86
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The OP here saw what Im talking about. Just found this:
http://board.moparts.org/ubbthreads/...Number=7310630
Old 07-20-2014, 02:02 PM
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capevettes
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I can recommend 3 products I have used with some success. In descending order my favorites are:

1.Novus fine scratch remover. They have 3 different grits. I like the #2.
2. Zaino Plastic Magic
3. Meguiar's PlastX.

I've used them on my tail light lenses as well as the plexiglass on my older hard tops. They all take out fine scratches that affect clarity.
Old 07-20-2014, 05:35 PM
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Brandons72vette
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Any of the above products are good, I have also found that Mothers mag/aluminum polish cleans up plastics and leaves them shiny and smooth. Of course, it is not marketed for cleaning up plastics, but for the few times I have tried them on plastics…I was not disappointed.
Old 07-21-2014, 03:44 AM
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TurboStitchCW
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Originally Posted by Brandons72vette
Any of the above products are good, I have also found that Mothers mag/aluminum polish cleans up plastics and leaves them shiny and smooth. Of course, it is not marketed for cleaning up plastics, but for the few times I have tried them on plastics…I was not disappointed.
Hmmm.....I'm gonna have to try that! I have a tin that I use for my wheels and a while until I can afford brand new taillight lenses.
Old 07-21-2014, 08:30 AM
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gbvette62
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A friend of mine with a Corvette shop, sands them, compounds them and then clears them.

When I was younger, and still building model cars, we use to use toothpaste to polish scratches out of the kit clear plastic windows. It worked great.

I've never tried polishing tail lamps with toothpaste, but it might be worth giving a shot.
Old 07-21-2014, 01:56 PM
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72and86
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Originally Posted by gbvette62
A friend of mine with a Corvette shop, sands them, compounds them and then clears them.

When I was younger, and still building model cars, we use to use toothpaste to polish scratches out of the kit clear plastic windows. It worked great.

I've never tried polishing tail lamps with toothpaste, but it might be worth giving a shot.
Tartar control or extra whitening?
Old 07-21-2014, 01:57 PM
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Originally Posted by capevettes
I can recommend 3 products I have used with some success. In descending order my favorites are:

1.Novus fine scratch remover. They have 3 different grits. I like the #2.
2. Zaino Plastic Magic
3. Meguiar's PlastX.

I've used them on my tail light lenses as well as the plexiglass on my older hard tops. They all take out fine scratches that affect clarity.
Where do you find Novus?
Old 07-21-2014, 03:30 PM
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orourke
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I scuff them up with a red scotch brite pad then clear coat them. Lacquer or polyurethane. They'll never dull out again.
Old 07-21-2014, 04:38 PM
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Originally Posted by 72and86
Where do you find Novus?
Just google Novus or call 1-800-548-6872 for a distributor.
Old 07-21-2014, 04:43 PM
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buffing wheel if they are not that bad, buffing wheel with rubbing compound if they are bad...if they are cracking on the inside look for new ones
Old 07-21-2014, 06:28 PM
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Originally Posted by gbvette62
A friend of mine with a Corvette shop, sands them, compounds them and then clears them.

When I was younger, and still building model cars, we use to use toothpaste to polish scratches out of the kit clear plastic windows. It worked great.

I've never tried polishing tail lamps with toothpaste, but it might be worth giving a shot.

Just this last weekend I used one of those kits for headlights that have gone yellow. The kit has a pad you put in a drill and place on 500 grit then 800 grit paper. Then a rubber pad they say is 1500 grit then a foam pad with a buffing compound they say is 3000 grit.

This worked great. You essentially sand off the top of the plastic including the yellowed areas then polish back up to clear again.

I was thinking of doing this with my tail lights. Getting a headlight kit and using a punch make 3/8 inch disks for my Dremel and a 3/8 buffing pad. Take them down just like a headlight then polish back to clear. Using all the same grit sequence as in the kit.
Old 07-26-2014, 10:27 AM
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Originally Posted by capevettes
Just google Novus or call 1-800-548-6872 for a distributor.
eBay. Got the complete set of 3 dif grit bottles for $11 shipped.

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