Kato USA Model Train Products N Amtrak P42 Superliner Phase IVb Starter Set Includes 1 x P42 "Genesis" locomotive and 3 x Amtrak Superliner Phase IVb Passenger Cars Contains a 4'x3' (1337mm x 677mm) loop of Kato UNITRACK with a re-railing crossing Includes a Kato 12V Power Pack that connects to the Kato UNITRACK loop with easy-to-use plugs for operating your trains