Thanks for the heads up. I had a 2007 Triumph Speed Triple with a plastic tank and the factory paint did indeed bubble up.
Here's a photo of my gas tank actually:
I will have to research it further as to what happens when you rattle can a single layer of Krylon fusion paint onto it. My triumph was painted with multiple layers of roulette green and clear coating.
Here's a photo of my gas tank actually:

I will have to research it further as to what happens when you rattle can a single layer of Krylon fusion paint onto it. My triumph was painted with multiple layers of roulette green and clear coating.