Thanks in advance for any responses I get.
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Clearcoat removal question
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Clearcoat removal question
So, I'm about to start another project. This one involves restoring an '82 GS1100G that I will be taking delivery of tomorrow. In the pictures the seller posted, I can see that the clear coat on the engine side covers has cracked to the point where there are large areas of bare aluminum. Surprisingly, the bare aluminum doesn't look very oxidized. Naturally, the 1st step to restoring the original appearance of the side covers is to remove the remaining clear coat. I do not want to use an abrasive because I'd like to maintain the original brushed look of the aluminum. That said, what product will remove the clear coat without damaging the aluminum underneath?
Thanks in advance for any responses I get.Common sense has become so uncommon that I consider it a super power.
Present Stable includes:
'74 GT750 Resto-mod I've owned since '79
'83 GS1100E (The best E I've ever enjoyed, Joe Nardy's former bike)
'82 GS1100G Resto projectTags: None
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Forum LongTimerGSResource Superstar
Past Site Supporter
Super Site Supporter- Mar 2006
- 35589
- Torrance, CA
Paint stripper. The strong stuff, which is removed by mineral spirts (paint thinner) is typically stronger than the water rinse type.
If you have a buffer of some sort, including a car buffer, you can bolt on a sisal polishing wheel and use black cutting compound. The resulting finish is very similar to the OEM finish. Fluffy buffing pads don't remove corrosion as easily, and when done they leave a brighter finish which it seems you don't want.Ed
To measure is to know.
Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182
Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846
Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf
KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection
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Thanks Ed. I appreciate your advice. Fortunately, I have a very nice buffer, a Cyclo that I've gotten a lot of use out of polishing antique aluminum boats.Common sense has become so uncommon that I consider it a super power.
Present Stable includes:
'74 GT750 Resto-mod I've owned since '79
'83 GS1100E (The best E I've ever enjoyed, Joe Nardy's former bike)
'82 GS1100G Resto project
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Loctite makes a stripper also called chisel which is a spray on aerosol it is either named Loctite 790 or Loctite 79040 wherever you might live. It is a stripper/ gasket remover but it does contain Methylene Chloride which is considered a cancer causing agent so beware and use a mask and proper gloves. IMHO it is probably the best clear coat stripper you can find. Spray it on, wash it off and the clear coat is gone.Jonesz
1979 GS850 current project
1978 GL1000-naked
1983 GL1100-Aspencade stripped
1999 Valkyrie Tourer-long ride bike
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Originally posted by Jonesz View PostLoctite makes a stripper also called chisel which is a spray on aerosol it is either named Loctite 790 or Loctite 79040 wherever you might live. It is a stripper/ gasket removerCurrent rides: GS650L, GS550T, GL500, GL1100, Bonnie, Triumph Adventurer, Guzzi California
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Originally posted by sacruickshank View PostDo you have any info if it works on 40 year old petrified gaskets? I'd love to find something that dissolves them, but it's usually a process of chems, propane, scraping, and abrasives. The best abrasives are rotating "scotchbrite" wheels for a dremel, but they wear quickly and become expensive.Jonesz
1979 GS850 current project
1978 GL1000-naked
1983 GL1100-Aspencade stripped
1999 Valkyrie Tourer-long ride bike
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Something that may work, oven cleaner.
The suggestion came too late for me to try when I was removing a clear anodized coat from my wheels but others say it worked for them.1979 CBX, AW440 Maico, GS1150EF
http://www.thegsresources.com/_forum...ine=1447792849
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Forum LongTimerGSResource Superstar
Past Site Supporter
Super Site Supporter- Mar 2006
- 35589
- Torrance, CA
Originally posted by Jonesz View PostLoctite makes a stripper also called chisel which is a spray on aerosol it is either named Loctite 790 or Loctite 79040 wherever you might live. It is a stripper/ gasket remover but it does contain Methylene Chloride which is considered a cancer causing agent so beware and use a mask and proper gloves. IMHO it is probably the best clear coat stripper you can find. Spray it on, wash it off and the clear coat is gone.Ed
To measure is to know.
Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182
Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846
Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf
KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection
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I soak the part in hot water for a few hours if it'll come off and fit in a bucket. If not, I use paint stripper dabbed on with a small paintbrush nice and thick. There is a time factor using stripper, if you wait too long they harden back up a bit. The water method really works well, often it just needs a putty knife and scotchbrite to get what doesn't come off in chunks. That's on gaskets that were put on dry anyway, or at least without a gnarly sealant. My '66 Norton's gaskets peeled right off.
As for clearcoat, stripper works, and also so does oven cleaner but it's lye which is caustic to aluminum so don't leave on long. I've done this way being careful many times, no issues. The advantage is it's cheap, find at dollar store.
Originally posted by sacruickshank View PostDo you have any info if it works on 40 year old petrified gaskets? I'd love to find something that dissolves them, but it's usually a process of chems, propane, scraping, and abrasives. The best abrasives are rotating "scotchbrite" wheels for a dremel, but they wear quickly and become expensive.Last edited by oldGSfan; 11-20-2021, 03:49 PM.Tom
'82 GS1100E Mr. Turbo
'79 GS100E
Other non Suzuki bikes
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Originally posted by Nessism View PostMethylene chloride is good $hit. Highly recommended. Hobbyist guys like us that don't use the stuff regularly don't have a whole lot to worry about. Just stand back if the fumes are feeling overwhelming while working with the stuff.
Last time I used it on some wheels I made sure there was a flow of fresh air through the shop.
---- Dave
Only a dog knows why a motorcyclist sticks his head out of a car window
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Thanks guys. I picked the G up this morning and hope to start working on it in the not too distant future. I'm planning on starting a resto thread in the appropriate area.Common sense has become so uncommon that I consider it a super power.
Present Stable includes:
'74 GT750 Resto-mod I've owned since '79
'83 GS1100E (The best E I've ever enjoyed, Joe Nardy's former bike)
'82 GS1100G Resto project
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Just want to toss out a recommendation.
Aircraft brand remover is insanely good. I've seen it rip 3 layers of clear, 3 layers of color, and 3 layers of primer all in one go. Spread it on, let it sit, wipe it off.
Funny side note, it is often listed as simply "Aircraft Remover". Don't get caught at the airport with it!$100 1978 GS400 Rebuild (Outdated thread, new one soon!).
- Indicator light diode mod
- LED underglow kit
- Aftermarket LED headlight bucket
- Hex head engine case bolt kit
- SH775A Reg/Rec upgrade
- Dynatek Dyna S ignition
- All Balls taper bearing steering stem mod
- Dynatek 5ohm ignition coils and NGK caps
- Custom cafe seat
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Originally posted by ItsBork View PostJust want to toss out a recommendation.
Aircraft brand remover is insanely good. I've seen it rip 3 layers of clear, 3 layers of color, and 3 layers of primer all in one go. Spread it on, let it sit, wipe it off.
Funny side note, it is often listed as simply "Aircraft Remover". Don't get caught at the airport with it!https://drive.google.com/open?id=0B9zH8w8Civs8ejBJWjdvYi1LNTg&resourcekey=0-hlJp0Yc4K_VN9g7Jyy4KQg&authuser=fussbucket_1%40msn.com&usp=drive_fs
1983 GS750ED-Horsetraded for the Ironhead
1981 HD XLH
Drew's 850 L Restoration
Drew's 83 750E Project
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Wow! Thanks for the update. Thought I'd check back here before placing an order. Glad I did.Common sense has become so uncommon that I consider it a super power.
Present Stable includes:
'74 GT750 Resto-mod I've owned since '79
'83 GS1100E (The best E I've ever enjoyed, Joe Nardy's former bike)
'82 GS1100G Resto project
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