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Triplespeed
- Site Supporter

- Posts: 102
- Joined: Mon Jul 09, 2012 6:33 am
- Bike owned: Nc30, CBR600
- Location: Sittingbourne, kent
Post
by Triplespeed » Wed Jul 02, 2014 12:53 pm
micpec wrote:Tried it myself first time on a moped restoration (my very first moped nut and bolt project) back in 1993. I could not get few parts of the frame and engine off...mind you the moped was a 1969 Puch MV50 3-gear speed that never ever was taken apart. A bath in plenthy coke for at least one day and rinse it properly did the jobs perfect! I trust this method and coke is cheap.

I know those old puch mopeds can rust like a novas arches so I can guess the extent.
If it worked for you then I'll give it a go and leave it for a day then see if it's cured - if all else fails I'll have something to add rum to
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AdrenalineJunky
- Site Supporter

- Posts: 46
- Joined: Thu Mar 17, 2011 7:56 pm
- Bike owned: VFR400 NC30
Post
by AdrenalineJunky » Wed Jul 02, 2014 2:17 pm
You can actually reverse the chemical reaction that causes rust, to remove it all. Takes 1 to 2 days, you need:
a battery charger + battery (or other 12V DC supply)
some jump leads
some soda crystals
a piece of iron or mild steel
Instructions as per an old issue of Practical Sportsbikes:
It works!
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Triplespeed
- Site Supporter

- Posts: 102
- Joined: Mon Jul 09, 2012 6:33 am
- Bike owned: Nc30, CBR600
- Location: Sittingbourne, kent
Post
by Triplespeed » Wed Jul 02, 2014 7:29 pm
AdrenalineJunky wrote:You can actually reverse the chemical reaction that causes rust, to remove it all. Takes 1 to 2 days, you need:
a battery charger + battery (or other 12V DC supply)
some jump leads
some soda crystals
a piece of iron or mild steel
Instructions as per an old issue of Practical Sportsbikes:
It works!
I had read about electrolysis method and heard good things about it. If the coke method fails and i have to re- line the tank ill use this prior to chemical methods.
Thank you for posting up - its nice to know folks have been through this before .
When I have started the tank ill post up . That reminds me I need to update my project thread...
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jack1991
- Settled in member
- Posts: 5
- Joined: Mon Jun 16, 2014 11:06 pm
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by jack1991 » Fri Jul 04, 2014 12:39 am
My tank on my vfr 400 nc24 was quite rusty and blocking the carbs making it run rough I have just used the por 15 method and it was brilliant it started coming out a very rusty brown colour after the first stage it came out crystal clear here is a link
http://www.frost.co.uk/por15-motorcycle ... r-kit.html
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DocV400
- NWAA Supporter

- Posts: 96
- Joined: Tue Jun 03, 2014 8:38 pm
- Bike owned: 1200 Bandit ~ NC30 ~ Italjet
- Location: South Bucks
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by DocV400 » Fri Jul 04, 2014 5:30 am
Much better use for it than drinking the evil c**p anyway

A Pessimist is just an Optimist, with experience.
Doc out . . .
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Triplespeed
- Site Supporter

- Posts: 102
- Joined: Mon Jul 09, 2012 6:33 am
- Bike owned: Nc30, CBR600
- Location: Sittingbourne, kent
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by Triplespeed » Sun Jul 06, 2014 7:09 pm
Thank you for the link Jack, the POR will be the last chance saloon but I`ll be chucking a load of smartprice coke in there tomorrow and seeing how it goes. If it makes your teeth feel like theyre curling up tit should strip away the rust :)