Southern Pacific (Black Widow) F3 AA LionChief Plus 2.0 #6148 , #6157 Running the rails of dozens of railroads from the late 1940's the early 1990's, the F3 was considered one of the most successful cab units ever produced. Now this classic F3AA set is available in four classic road names and includes one powered and one non-powered locomotive. Equipped with the latest in Lionel technology, these locomotives have all of the features, power and choices you desire including RailSounds, fan-driven smoke, ElectroCouplers™ and much more! ElectroCouplers RailSounds Smoke Unit TrainMaster Command Control SKU: 2034130 Dimensions: Length: 13" each Gauge: O Gauge year: 2020 rail line: Southern Pacific Minimum Radius: O31 Power: Electric Road Number: 6148, 6157 Engine: Diesel Manuals Find the latest manuals in our support section. Replacement Parts Buy any replacement parts in our support section. Contact Contact a service station to fix your product