Fuel pump.

That is a goldberg mini tote. Here's some specs. using these specs I built my own. Using your field items (battery, starter, power panel) you can TLAR it) http://www.philshobbyshop.com/catalo...sku?sku=GBG101

Here is a similar:

http://www.rcmplans.com/issues/2000/...-032000-1.html

here's another that I considered as well:

http://www.ronlund.com/mm5/merchant....t_Code=FMP1001