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Under body coating recommendation?

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Old Jun 22, 2023 | 08:21 PM
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From: Richardson Tx
Default Under body coating recommendation?

I’m in the process of scraping and cleaning off the dirt, grease, oil and probably undercoating of some sort from my seat pans, compartments and wheel wells. It’s not going to look good when I’m finished (if I ever finish?). Any recommendations on what to use cover these areas? I prefer something that will not be tacky and not textured. Flat black in appearance like a paint would be perfect, but more durable than paint. One thing I’m specifically wondering about is a product like lizard skin that I’ve read about. Any know if it could used on the underside inthese areas?

Last edited by gshedden; Jun 22, 2023 at 09:13 PM. Reason: Added info
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Old Jun 22, 2023 | 09:22 PM
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Many areas are bare fiberglass . I used laquer thinner to clean up fiberglass.
here is a thread on undercoating from factory
https://www.corvetteforum.com/forums...eel-wells.html


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Old Jun 22, 2023 | 10:10 PM
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I used por 15 undercoating.
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Old Jun 22, 2023 | 10:32 PM
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From: Richardson Tx
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Originally Posted by interpon
Many areas are bare fiberglass . I used laquer thinner to clean up fiberglass.
here is a thread on undercoating from factory
https://www.corvetteforum.com/forums...eel-wells.html


Thx. Good info in your prior post. Your before pctures look identical to my ‘80 I’m working on
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Old Jun 25, 2023 | 10:04 AM
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I don't think Lizard Skin is the right product for wheel well liners on the outside. They have two products, a heat insulator, and a sound insulator.......neither one is necessary for wheel wells. I sprayed the heat insulator on the INSIDE of the car......and I think it is one big reason my car transfers ZERO heat from outside to inside.

As for the right product....I would avoid anything resembling the garbage they put on the cars years ago.....the sticky rubber junk. Maybe a bedliner type material....made for truck beds would be best. There are many of these products at the local auto parts stores.......I used one of them in my windshield wiper bay and it sprayed nicely and evenly, looks good and is durable.

The other thing is......is anything really needed at all? I can see having something in the wheel wells to try to prevent fiberglass / paint damage from flying stones that stick in the tires and then launch into the parts....but otherwise, I have nothing on the bottom of my car, i.e. the floorboards, battery tray areas, and anywhere else for that matter. Just a good primer and paint. I restored my car many years ago.....driven it alot....like 30,000 miles I guess.....and every winter, it goes up on jacks. cleaned....and its still looks better than new.

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Old Jun 25, 2023 | 10:16 AM
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I used 3M 08883 on the wheel wells and anywhere it needed actual protection



Then used 08881 on all the jack and battery box areas, it has a slight brownish tint so I followed with a light dust coat of krylon flat


My floors are fiberglass (not sure what year you're working on) so they got cleaned and a dusting of krylon fusion semi-gloss. Looks glossy here but that's just from the flash going off



M
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Old Jun 25, 2023 | 06:20 PM
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I like it. That looks good. I think that’s what I’m going for on my ‘80
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