Gas Tank Cleaning Question???

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viclioce
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Location: Santa Fe, NM
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Re: Gas Tank Cleaning Question???

Post by viclioce »

Decided to go the Muriatic Acid route. Bought a gallon, mixed 8 oz into 2 gal of water in the tank. It’s clearing slowly but surely! Went with a 1/15 dilution do it wouldn’t be too strong. Pics to follow! :ugeek: Victor

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
viclioce
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Joined: Mon Apr 21, 2014 5:35 pm
Location: Santa Fe, NM
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Re: Gas Tank Cleaning Question???

Post by viclioce »

The 1/15 mix wasn’t working Very quickly, so I upped the dosage to about 1/4. It’s eorking faster now. The tank is actually getting very warm to the touch! :ugeek: Victor

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
viclioce
Posts: 4848
Joined: Mon Apr 21, 2014 5:35 pm
Location: Santa Fe, NM
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Re: Gas Tank Cleaning Question???

Post by viclioce »

Looks like the Muriatic Acid at 1/4 did the trick!!!

I’ll keep an in line fuel filter on it, but the whole inside of the tank looks like the part of the tunnel seen here!!! Yeay!!! :ugeek: Victor
Attachments
After 1/4 treatment!
After 1/4 treatment!

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
givergas
Posts: 790
Joined: Sat Sep 16, 2017 11:41 am
Location: minnesota

Re: Gas Tank Cleaning Question???

Post by givergas »

How about electrolysis. I did my tank with vinegar and then finished with electrolysis it came out very clean. Then I only put a quart or so of mix in and ran it for awhile then before it all ran out I dumped that out no problems since. One more thing if you are not using the tank right away I spayed a whole can of wd40 in the tank and coated it by rolling it around and it sat for 4 months and stayed rust free and cleaned......Albert
viclioce
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Joined: Mon Apr 21, 2014 5:35 pm
Location: Santa Fe, NM
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Re: Gas Tank Cleaning Question???

Post by viclioce »

I coated the inside with 2 stroke oil. I figured I add extra oil for break in & it won’t be long now before I’m finished assembling the motor. And it will give me a little extra oil for the premix on break in. :ugeek: Victor

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
Al Harpster
Posts: 308
Joined: Fri Apr 11, 2014 9:13 am

Re: Gas Tank Cleaning Question???

Post by Al Harpster »

25 percent solution of Muratic acid is pretty agressive.

I'd be chicken to go that high.

Your tank got warm because the hydrochloric was reacting with the iron oxide & probably the steel itself.

I trust you gave that tank a "real good" rinse.
viclioce
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Joined: Mon Apr 21, 2014 5:35 pm
Location: Santa Fe, NM
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Re: Gas Tank Cleaning Question???

Post by viclioce »

Yup! A real good rinse and then mixed about a cup of baking soda with warm water, dumped it in to neutralize the acid! Shook the tank, inverted & shook again, flipped it back over & shook some more. Then poured out the water & soda mixture & rinsed it all out. The used my compressor to blow it dry & coated with Yamaha 2R. :ugeek: Victor

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
viclioce
Posts: 4848
Joined: Mon Apr 21, 2014 5:35 pm
Location: Santa Fe, NM
Contact:

Re: Gas Tank Cleaning Question???

Post by viclioce »

And today I mounted both chain guards & the tank! :ugeek: Victor
Attachments
6E7066BD-B9A3-46D6-9CEF-3146EBD1552D.jpeg
DA075BDB-3F0B-49AC-90D4-087F0C866B25.jpeg

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
viclioce
Posts: 4848
Joined: Mon Apr 21, 2014 5:35 pm
Location: Santa Fe, NM
Contact:

Re: Gas Tank Cleaning Question???

Post by viclioce »

Taking the seat to get re-upholstered today. He can do that while I build the motor. Going to see if he can salvage the rear piece with the “HODAKA” on it.

He said it would be ready Friday. $80.00. :ugeek: Victor
Attachments
83FD823F-2D6D-48E4-B420-D8F6D88539DC.jpeg

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
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gearyoliver
Posts: 193
Joined: Tue Mar 20, 2018 4:42 pm
Location: Grand Coulee WA
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Re: Gas Tank Cleaning Question???

Post by gearyoliver »

Vic, another method to consider is electrolysis. I did it on one of my tanks and it worked pretty good. Greg Floren wrote up a good how to. You need Arm and Hammer washing soda, a 12v battery, some wire, and a metal anode.
matt glascock
Posts: 2520
Joined: Thu Oct 24, 2013 5:20 pm

Re: Gas Tank Cleaning Question???

Post by matt glascock »

Logo salvage
Logo salvage
Crappy picture, but you get the drift. The centering job is a little sketch, but the concept is doable.
viclioce
Posts: 4848
Joined: Mon Apr 21, 2014 5:35 pm
Location: Santa Fe, NM
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Re: Gas Tank Cleaning Question???

Post by viclioce »

Got a few more things done this afternoon! Tank is mounted, put the grips, perches & levers back on, added the front brake cable and the front number plate & mount & the rear mud apron. She’s almost ready to have the motor dropped in!!! :ugeek: Victor
Attachments
CA081D29-89AD-4A49-8FF8-94B0A058E315.jpeg

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
dirty_rat
Posts: 752
Joined: Mon Jul 22, 2013 10:39 am
Location: Spring Hill, FL

Re: Gas Tank Cleaning Question???

Post by dirty_rat »

The footpeg mount looks like it is on backwards.
viclioce
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Joined: Mon Apr 21, 2014 5:35 pm
Location: Santa Fe, NM
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Re: Gas Tank Cleaning Question???

Post by viclioce »

I think I put them back on the same way I took them off. Got any pics for reference? :ugeek: Victor

OK, I looked at the photos on Terry’s website & it looks like your right. But, I may leave them that way, unless it interferes with the motor, because my feet aren’t large & I reach the brake pedal easily! :ugeek: Victor

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
taber hodaka
Posts: 2240
Joined: Mon Jul 29, 2013 6:34 pm

Re: Gas Tank Cleaning Question???

Post by taber hodaka »

Slide the seat back a foot and mount some Harley bars up on the frame. The foot pegs spring back in case you hit something. But we know you are joking. -------------Clarence
viclioce
Posts: 4848
Joined: Mon Apr 21, 2014 5:35 pm
Location: Santa Fe, NM
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Re: Gas Tank Cleaning Question???

Post by viclioce »

OK! You busted me! :lol: Just wanted to see who would make a silly remark! :ugeek: Victor

1978 175SL
1976 03 Wombat
1975 99 Road Toad (2)
1973 96 Dirt Squirt (2)
1973 “Wombat Combat”
1973 Combat Wombat
1972 94 Wombat (2)
1972 Super Squirt
1971 92B+ Ace
1970 92B Ace 100B (2)
1968 92 Ace 100
1966 Ace 90
; D Victor
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