getting more drop from leafs is going to be a challenge. there are fancy shackle thingies out there that allow more travel, but they seem to have adverse effects at other times.
got photos?
well, then I'm giving him fair warning that following the original lines means dropping the gas tank. :( personally, I like to improve on factory when I can, even if it's only in subtle, almost invisible ways. :D
If you're going to por it, you can put tape underneath so the por lays flat, then remove tape once the topcoat is cured and you're ready for the underside.
or hit it with a welder.