Well I've picked sidewinder fuel with 30% and 11% oil http://www2.towerhobbies.com/cgi-bin...?&I=LXHCU2&P=0 its says its for helicopters yet I found it in the cars/boat section so idk... but yeh anyways anybody know where I can buy this fuel in 1 gallon container that will ship. And can anyone show me a xray filter preferably on the same site as the 1 gallon 30% sidewinder fuel. Thanks and is this what you guys were talkin about the little filter that will fit the xray filtration system http://www.amainhobbies.com/product_...oducts_id/4094