Lionel F3 Custom Louisville & Nashville 2 Power A units. No Boxes.. Each unit has one motor and a Lionel modern mechanical reversing unit.I will combine shipping, when possible, and issue refunds on excess shipping paid, when applicable. I am a member of TCA, LCCA, and LOTS. I don't issue refunds unless, of course, the item purchased was not as described in the listing. Should that happen, please contact me immediately. Please see all my listings for MTH, Lionel, Williams, Atlas, Weaver, K-line, Eastwood Plasticville, Ross, and Gargraves products.