73 Honda cb350 cafe gas tank issues

73hobbit-cb350

New Member
First off..second post right here. So..the bike I just bought is certainly having issues since its little fall. The guy I bought the bike from 2 months ago definitely did a shit job With the inner lining, it's flopping around in the tank like a pair of pancake titties :) yum yum.. So the reason it's a Abigail deal is because my bike stopped working. It would kick within the first few..then as soon as I added throttle it died immediately. That's when I looked inside the fuel lines(dry) and came to the conclusion that its not getting gas..so at this point I drained it of all gas and its still on my bike. I'm trying to find out the best way to do this as a newb. Carefully add paint thinner and it will destroy this liner? Then I seen a product metal rescue that I'd use..then do a new seal/liner job after...if anyone has experience it would be greatly appreciated.
So also looking to see if anyone with a 73 Honda cb350 has a tank that there not using that's dent free, and maybe rust free or less rust...I'm open to ideas...I just want my baby back on the road..she's to sexy to be kept in the corner!

I added pics of her before the fall..this is her in her prime .sorry if the pic is upside down..tried tweaking it, but unable
 

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Pull the petcock off and clean it out. That's what is preventing gas from getting to your lines. If you want the get the crap out of the tank, empty the tank, fill it up with screws, block the holes, and shake the crap out of it. Count the screws before you put them in so you know how many need to come out. Rinse the tank out and repeat the process. Take it to a radiator shop and have them clean it and line it.
 
Yeah, your fuel flow is most likely being blocked at the petcock -- but make sure they didn't seal the breather in the cap as well. Running fuel filters? Hope so, otherwise you will likely be cleaning out your carbs (or rebuilding). POR-15 has a relining kit that includes something to get the old, shitty lining out, I think it's around $60. Dunno what a radiator shop will charge you to clean it out, but I've been told $80 - $100. And I don't know if they would reline it for you. And you can always consider just getting another tank, depending on cost. I like the POR-15 stuff, been using it for years and never had a problem, just follow the directions to the letter.
 
Hey, thanks for the responses. Did wind up manually scraping as much old corroded lining as possible, it was shredded and rusty as hell. Then I bought m.e.k and poured in a quart, with about 35 screws..shook on and off for 15 minutes at a time for a while...it did eat up almost all of the shitty old liner. After sticking my finger in to feel around where I could not see,I hate a pink gummy substance on the top inside position of the tank. I added about half a quart of m.e.k and let sit on the inside over night. I must say..mek is the best stuff..although very toxic. Was wearing mask and gloves the whole time. I wound up getting little on my arm and finger, and it does eat burn.
So while I was swooshing it around at some point..the mek wound up coming out of the gas cap hole, over the old paint job...so now I had to manually strip the whole outside of the tank with Mek, and will have to do a paint job on it. What a problemmmmm. It's always one thing after the next..I've been looking At a Bunch of websites and I bought the Hershel's inner coating, which states don't fuck up because solvents won't eat away at this liner(makes me afraid) can't mess it up or the tank is done for...so I need to do the inner lining perfect..then prime,sand,prime..bla blah...paint paint paint clear coat...all without any drips..I believe I have a lot of headaches coming up within the next week or two
 
I highly recommend Caswell's tank liner. Strong as hell, won't react with fuel additives, and doesn't even need to have a completely clean tank to apply it to. Runs around $50. Good luck!
 
Thanks man, I actually wound p buying something similar to or it is bill Herschel products. Supposedly used on aircrafts, supposed to be forever lasting...I ordered it a few days ago and it just arrived. I already meked the hell out of it, thin coat of flash rust has formed inside the tank. Today I'm going to add 1 of the 3 chemical processes that came with the kit I ordered. It's a degreaser..I hope it helps, because after I mekee it, I notice now my reserve lines are clogged as all hell..I got a drop of mek in one side and it is better than it was a day ago..advanced a thin wire to get the process started. So it recommends degreaser with a pint of hot water..swoosh, keep in for 24 hrs..process may be needed to be done up to 3 applications. Then there's the rust fighter, phosphoric acid bath/etching that happens after..that process seems much quicker..then lastly the sealant..that's the part I'm most worried about, as per directions the inside of the tank must be bone dry to adhere to the wall..then pour out excess..let sit for 24-72 hr depending on climate and humidity..and then it should be ready for the bike again..
Sad fully for me I won't be ready yet, going to have to paint first..another daunting task
 
The normal procedure, whether you start with a brand new raw steel tank or a used tank is the same. Cleaner and liner, then worry about the bodywork and paint. Paint won't harm the liner components, but they can most assuredly ruin a paint job. Wipe the outside of your tank down with WD40 or similar and forget about doing anything until the lining is cured. Invest in a plumbers test plug for the fuel cap opening, it will keep the lining kit components inside the tank.

Painting a fuel tank is no big deal. Etch primer, high build primer, color coat, clear coat if using a paint that requires clearing. Pay attention to the recoat times listed on the paint cans to avoid wrinkling. It's just paint, if you mess up, sand it off and try again. I've been painting for a couple decades and still fuck them up occasionally if I get in hurry or get distracted. Not a big deal, I just don't charge for the correction time on outside jobs, customer shouldn't pay for my mistakes.
 
Jesus man, I had to do something...I was getting sea sick.

Next time just turn the camera over.

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