Been sitting for along time and the conde.
Rust in fuel tank motorcycle.
After about 15 minutes or longer if the rust warrants it drain the tank remove the hardware and flush it with a little fresh gas or brake wash.
Tank or entire motorcycle was stored or parked for a period of time with less than the maximum amount of fuel in the tank possibly stored with tank empty.
A common symptom of a neglected motorcycle appears in the form of a rusted fuel tank corroding from the inside out as trapped condensation begins to oxidize and erode the metal tank.
To seal your tank with red kote.
Pour a bit a denatured alcohol to the tank swish around and drain.
Full tanks displace air which is needed for rust to form.
First you can just replace the tank with an o e m.
Add a 50 50 mix of water and clr to your gas tank and swish it around for a few minutes and drain.
When it comes to service costs for your motorcycle it s hard to put a price on the cost of getting rid of rust in most cases vehicle owners would probably rather replace a fuel tank than try and scrub the rust out of it.
This gas tank is off a 1992 yamaha xt225 serow.
You can finish the job by coating the tank with a plastic sealant like kreme or if it was just surface rust simply put it back in service.
Rust the most common known chemical reaction that occurs on metal.
Negative impacts of rust in the gas tank.
Sadly rust can build up without the motorcycle s owner ever noticing even as they tend to other maintenance items.
With the right supplies and some elbow grease you can remove the rust and reseal your own gas tank.
Frequent use keeps the moisture from the air that modern ethanol laced fuel will pull into the tank from getting a hold.
How to remove surface rust.
Second you can send your tank off to a shop to be professionally restored.
Interior of tank has surface rust or heavy rust.
Then there is the third option which is for the roll up your sleeves type.