This is one example but Ive seen cheaper units.

http://www.mustangstofear.com/page.php?page=parts_catalog&yr=67-68&prod=side-fill_gas_tank

Fits flush in the trunk, side fill for the stock A body neck, angle up in towards the rear so the rear bumper hides most of it and ready to go.

Gets the weight all the way to the rear of the car and higher up than the stock tank and frees up a lot of room under the car.

Last edited by 2734bbl; 02/07/17 04:20 PM.