I have the tank from Boyd Welding, it is in the rear, 20ft will just bearly be enough, but it is. I used a Pierburg external pump which is more & but a very good pump. (
http://www.turnkeyenginesupply.com/f...e-1-to-450-hp/). you can go less expensive for sure, a Walbro 255 pump along with the proper pre and post pump filter can get the job done.