DRAGGING GAS TANK

I JUST FINISHED BAGGIN MY 90 FULLSIZE AND WHEN ITS LAYED OUT THE GAS TANK IS ON THE FLOOR, DOES ANYONE HAVE ANY SUGESTIONS ON WHAT TO DO BESIDES BUYING A FUEL CELL B/C IM KINDA LOW ON CASH.I TRYED CUTTING THE FRAME SUPPORT ON THE BACK TO RAISE IT BUT IT DIDNT DO ANYTHING