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Lionel Southern F-3 B-Unit 6-34546

Lionel Southern F-3 B-Unit 6-34546


Enhance the diesel sounds of your classic Lionel F3 sets with new LEGACY RailSounds 5.5 B-units. Specially designed to bring you the utmost realism in sound modeling, these non-powered diesel units feature a FatBoy speaker housed in a newly-designed acoustic suspension chamber. Never before has lowend resonance, such as the laboring throb of diesel prime movers, been so fully captured. These new B-units are designed to deliver all the low frequency sound you need.
   Discover the exciting realism of the breakthrough Lionel LEGACY RailSounds real-time “quilling” horn and laboring effects with these all-new LEGACY RailSounds B-units. Add LEGACY RailSounds 5.5 features to your favorite Postwar Celebration Series F3 engine sets!


  • Lionel LEGACY Control System equipped
  • RailSounds 5.5 sound system
  • FatBoy speaker
  • Newly designed acoustic suspension chamber for the ultimate in sound reproduction
  • ElectroCoupler on rear
  • Backup light
  • Lionel Legacy Control System is required to access all LEGACY sound features
  • Gauge: Traditional O Gauge

    Dimensions: Length: 13”

    RailLine: Southern

    Minimum Curve: O-31

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