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Best way to remove paint

  • Nessism
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09 Feb 2016 16:21 #710211 by Nessism
Replied by Nessism on topic Best way to remove paint
I tried the brake fluid method one time on a tail section and three days later the paint was only softened. A different type of paint may be more prone to lifting though.

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09 Feb 2016 16:30 #710213 by NakedFun
Replied by NakedFun on topic Best way to remove paint
I cannot say I have tried anything for sure other than enamel based paint. Newer paints such as Urethanes may be more resistant. It has never harmed the plastic in my experiences.

Cory

2008 Kawasaki Concours 14
1999 Kawasaki ZRX1100
1976 Kawasaki KZ900

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09 Feb 2016 16:40 #710217 by spdygon
Replied by spdygon on topic Best way to remove paint
Don't know about the paint but according to the person I bout it from. The original owner bout in 77 from the dealer and ask the dealer to install the Vetter touring package. Front windshield rest hard bags and front crash leg rest bars once all that was install he them got it painted.
So the paint is from 77.
And yes I have all the Vetter package except the two rear hard bags but do have the brackets.

1982 GS1000sz Katana ( #15...17K Miles)
1982 GS1000sz Katana ( # 297....7100k Miles)
1978 Kz1000 Z1R. 10K Miles1
1978 kz1000 z1r 27k miles
1977 KZ 1000 A ( Project ) 54K Miles
1976 Kz900A4 (Red)21K miles
1976 Kz900A4 ( Red)7500 miles
1974 Z1 900 project

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09 Feb 2016 17:06 #710222 by NakedFun
Replied by NakedFun on topic Best way to remove paint
Hmmm, painted in the 70's and appears to be hard would hint at possibly Laquer. Single stage and no clear....hmmm...

Cory

2008 Kawasaki Concours 14
1999 Kawasaki ZRX1100
1976 Kawasaki KZ900

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09 Feb 2016 17:21 #710225 by spdygon
Replied by spdygon on topic Best way to remove paint
Correct no clear

1982 GS1000sz Katana ( #15...17K Miles)
1982 GS1000sz Katana ( # 297....7100k Miles)
1978 Kz1000 Z1R. 10K Miles1
1978 kz1000 z1r 27k miles
1977 KZ 1000 A ( Project ) 54K Miles
1976 Kz900A4 (Red)21K miles
1976 Kz900A4 ( Red)7500 miles
1974 Z1 900 project

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10 Feb 2016 00:42 #710243 by NakedFun
Replied by NakedFun on topic Best way to remove paint
I am by no means a paint guy, it being how hard laquer paint cures, I think you may still need to resort to sanding. You can try the chemical methods listed above or even good 'ole laquer thinner carefully. The way I remember it, is laquer thinner "cures" by simple solvent flash off depositing and bonding the pigments on the surface of the material through oxidation much like spray paint. So in theory, reintroducing the solvent should/might dissolve the pigment back into the liquid loosening and removing it from the surface. Some old time auto-body guys I have known stated they have done that, but never have done it myself or witnessed it.

FWIW

Cory

2008 Kawasaki Concours 14
1999 Kawasaki ZRX1100
1976 Kawasaki KZ900

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10 Feb 2016 03:46 #710254 by PaintWorkz
Replied by PaintWorkz on topic Best way to remove paint
Easiest way is to find a tail and covers that were not repainted or buy new reproduction plastic. That paint looks real thick for one repaint, but it looks like it has poor adhesion. If you have the time the best way is to chip it off down to factory paint. No need to get it all the way down to bare plastic. Using a DA is dangerous on curved plastic parts with raised detail edges. Media blasting will pit up the plastic.

www.paintworkz.com

84 Gpz900 street
77 KZ 1325 Turbo Dragbike project
79 CBX Pro Stock projects (2)
78 Z1R-TC AMA & ECTA LSR record holder
68 750 Enfield Brat project
82 750 Nourish Triumph LSR
Lake Havasu City, AZ

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10 Feb 2016 08:50 #710283 by redhawk4
Replied by redhawk4 on topic Best way to remove paint
I still think hand sanding with a wet and dry paper using plenty of water and a dash of dish detergent is the way to cut through all that, if you start with a coarser grade and go finer towards the end you can rip through layers of paint very quickly while maintaining the control you don't have with a sander which could easily cut into the base plastic on edges and corners.

1978 KZ1000A2 Wiseco 1075 kit
1977 KZ650B1
1973 Triumph Tiger TR7V
1968 BSA Victor Special 441
2015 Triumph Thunderbird LT
1980 Suzuki SP400

Old enough to know better, still too young to care

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  • Nessism
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10 Feb 2016 09:17 #710286 by Nessism
Replied by Nessism on topic Best way to remove paint

redhawk4 wrote: I still think hand sanding with a wet and dry paper using plenty of water and a dash of dish detergent is the way to cut through all that, if you start with a coarser grade and go finer towards the end you can rip through layers of paint very quickly while maintaining the control you don't have with a sander which could easily cut into the base plastic on edges and corners.


You are going to be there for a week sanding that by hand with wet paper.

I'd use a DA with 100 grit, just watch the corners. I did just that on my 750 restore.

As a side note, one of my side covers had a sink mark in the middle which I had to fill with body filler. These old Kawasaki's weren't built to be show pieces. :laugh:

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10 Feb 2016 09:22 #710287 by triketdrew
Replied by triketdrew on topic Best way to remove paint
If it is rattle can plain gasoline works wonders. I got a gpz750R and last owner matt blacked it-result! Paint is mint underneath!!

Worth a try? I never thought it would work-sure does though!

Hope it was a cheap rattle job!

drew

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10 Feb 2016 15:07 - 10 Feb 2016 15:12 #710324 by redhawk4
Replied by redhawk4 on topic Best way to remove paint

Nessism wrote:

redhawk4 wrote: I still think hand sanding with a wet and dry paper using plenty of water and a dash of dish detergent is the way to cut through all that, if you start with a coarser grade and go finer towards the end you can rip through layers of paint very quickly while maintaining the control you don't have with a sander which could easily cut into the base plastic on edges and corners.


You are going to be there for a week sanding that by hand with wet paper.

I'd use a DA with 100 grit, just watch the corners. I did just that on my 750 restore.

As a side note, one of my side covers had a sink mark in the middle which I had to fill with body filler. These old Kawasaki's weren't built to be show pieces. :laugh:


You just need some "elbow grease" or to be 15, well lubed wet and dry cuts through paint like no other, I usually have the problem of removing too much paint - but we Europeans are used to doing things the hard way :)

If the paint is from the 70's you will want to strip it back to the bare material by whatever means you choose.

1978 KZ1000A2 Wiseco 1075 kit
1977 KZ650B1
1973 Triumph Tiger TR7V
1968 BSA Victor Special 441
2015 Triumph Thunderbird LT
1980 Suzuki SP400

Old enough to know better, still too young to care
Last edit: 10 Feb 2016 15:12 by redhawk4.

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  • spdygon
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10 Feb 2016 15:28 #710329 by spdygon
Replied by spdygon on topic Best way to remove paint
Don't know about elbow greasing it...my joints are not 20years old....lol
Will see thx all for the replies.
Soon I get one piece done I'll post about the way I went.

1982 GS1000sz Katana ( #15...17K Miles)
1982 GS1000sz Katana ( # 297....7100k Miles)
1978 Kz1000 Z1R. 10K Miles1
1978 kz1000 z1r 27k miles
1977 KZ 1000 A ( Project ) 54K Miles
1976 Kz900A4 (Red)21K miles
1976 Kz900A4 ( Red)7500 miles
1974 Z1 900 project

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