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Author Topic: Freeing stuck Carbs  (Read 9608 times)

Offline Hardgravity

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Re: Freeing stuck Carbs
« Reply #15 on: September 16, 2013, 01:11:38 PM »
To close this topic off here's a picture of the complete bike, back on the road and all legal after a 20 odd year break.


Offline montmil

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Re: Freeing stuck Carbs
« Reply #16 on: September 16, 2013, 03:43:59 PM »
Now THAT'S the Real Thing.
Monte Miller
Denton, TEXAS
1978 BMW R100S
1981 BMW R65
1983 BMW R65
1995 Triumph Trophy
1986 VW Cabriolet

Offline Rob Valdez 79 R65

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Re: Freeing stuck Carbs
« Reply #17 on: September 18, 2013, 10:11:52 PM »
Quote
As a class science project in grade school, we kept a piece of steak in the Frigidaire with a daily top up of Coca-Cola on the meat. The drink eventually ate a hole clear through the raw meat. Dazzled my little pea brain, it did. Became a "Pepper" after that.  
You never tried the experiment with Dr. Pepper?
Are you afraid of what you would find?

I remember my Dad pouring Coke on corroded battery terminals in the family cars.

Offline Hardgravity

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Re: Freeing stuck Carbs
« Reply #18 on: March 08, 2014, 01:57:27 PM »
Quote
Now THAT'S the Real Thing.

..and she's still going strong after a mild but wet winter.

Recently I've gone down size and bought a couple of Motobecane Mobylettes, but that's another story... ;)

Offline nhmaf

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Re: Freeing stuck Carbs
« Reply #19 on: March 08, 2014, 09:37:56 PM »
That is a nice looking RD - I've often wanted to find a way to tuck on of those into my garage also, but I think I've reached my spousal limit on motorcycles in the garage
Airhead #12178 ? BMWMOA #123173 ?BMWRA #33525 ?GSBMWR #563 ?1982 BMW R65LS ?1978 BMW R100/7 1998 Kawasaki Concours

Offline Bob_Roller

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Re: Freeing stuck Carbs
« Reply #20 on: March 09, 2014, 04:46:36 PM »
The ' active ' ingredient in Coke, is phosphoric acid, a very effective rust remover .

Think about that the next time you comsume Coke !!!!!

Great looking RD !!!

I was considering two bikes when I first got into motorcycling, a '79 RD400 Daytona Special and a '79 Yamaha XS400 .

That RD sure looked good in the dealer showroom !!!!!

The XS400 was my final choice, seemed to be more ' practical ' for a first bike choice  . ;D ;D
'81 R65
'82 R65 LS
'84 R65 LS
'87 Moto Guzzi V65 Lario
'02 R1150R
Riding all year long since 1993 .
I'll give up my R65, when they pry my cold dead hands from the handlebars !!!!!

arvo92

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Re: Freeing stuck Carbs
« Reply #21 on: March 09, 2014, 06:04:52 PM »
This is a picture of Diet coke going into my gas tank. It has been sitting there for a week or so, I will let it sit for another couple of days and then I hope to shake all that stuff loose. Hopefully I can confirm that coke is awesome.

Offline Bob_Roller

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Re: Freeing stuck Carbs
« Reply #22 on: March 09, 2014, 06:49:50 PM »
Vinegar will do a great job of derusting a fuel tank, just takes about 2 weeks get it clean if the tank is really rusty .
'81 R65
'82 R65 LS
'84 R65 LS
'87 Moto Guzzi V65 Lario
'02 R1150R
Riding all year long since 1993 .
I'll give up my R65, when they pry my cold dead hands from the handlebars !!!!!

Offline Ed Miller

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Re: Freeing stuck Carbs
« Reply #23 on: March 10, 2014, 12:03:12 PM »
Isn't phosphoric acid in all pop?  

Ed Miller
'81 r65
Falls City, OR

Offline Bob_Roller

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Re: Freeing stuck Carbs
« Reply #24 on: March 10, 2014, 12:28:01 PM »
Pretty much !!!!!

When Hazardous Materials clssification of products first came out, due to the low ph of Coke, it was considered HAZMAT !!!!

They changed the limits of this shortly afterwards .
'81 R65
'82 R65 LS
'84 R65 LS
'87 Moto Guzzi V65 Lario
'02 R1150R
Riding all year long since 1993 .
I'll give up my R65, when they pry my cold dead hands from the handlebars !!!!!

arvo92

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Re: Freeing stuck Carbs
« Reply #25 on: March 23, 2014, 10:03:19 AM »
I cleaned the Coke out of the gas tank, the rust was still on the metal. Then I poured in considerable amount of Caustic Soda to neutralize the acid and Voila - the soda mixed with water took all the rust away. I just poured orange liquid out of the tank and it was done. Nice and clean result, shiny from the inside.

Coke sat in the tank for 2 weeks.

Offline suecanada

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Re: Freeing stuck Carbs
« Reply #26 on: September 14, 2014, 04:23:25 PM »
There are such great tips on this forum!! As my R65LS LRB has not moved all summer as I break in the new to me Suzuki DR650SE '08, I had better remember this. It has been my experience with most all vehicles that sitting still in storage is usually fraught with "getting even" tactics on the bike's part!
I think I need a drink...hmmm.rum and coke?! :-/
1983 R65LS - LRB still my favourite!? 1988 Honda NX250, "Toodles Too" and a Suzuki DR650, "Calypso." All stored in the "Brrrmmm Closet".