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Smokebox UP FEF-3 Northern Mod Pack

This is the Smokebox Union Pacific FEF-3 Northern Mod Pack (12/30/19)

To use this mod, you must have purchased the following:


  • Addition of 3 different whistles:

  • UP 844

  • UP 4014

  • N&W 611 (1990s)

  • Modified coupler slack

  • Modified car weights

Installation: Drop file folders into following directory: "C:\Program Files (x86)\Steam\SteamApps\common\RailWorks\Assets\Smokebox\UP FEF-3 Northern" User manual:

Whistles are located here:

  • "C:\Program Files (x86)\Steam\SteamApps\common\RailWorks\Assets\Smokebox\UP FEF-3 Northern\Audio\RailVehicles\Steam\UPFEF3\SoundBites\Mono\Whistles"

  • Enter folder of whistle you wish to run with, copy both audio files, and paste them into this directory (overwrite if prompted): "C:\Program Files (x86)\Steam\SteamApps\common\RailWorks\Assets\Smokebox\UP FEF-3 Northern\Audio\RailVehicles\Steam\UPFEF3\SoundBites\Mono"

Thank you for installing and enjoy =)

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