This is a enhanced physics of EMD SD40-2 locomotive.
Corrected values of power, forces, tractive effort and brakes.
Rebuilded curves of tractive effort VS throttle and speed.
Version history:
1.0
- first release
Requirements

Three classic Electro-Motive second-generation diesels – the best-selling SD40-2, versatile GP38-2, and iconic F45 – in Burlington Northern and BNSF liveries are ready for Train Simulator service in this remarkable pack.

Spectacular scenery and large sweeping curves through the Rocky Mountains are just some of the features of Marias Pass, available now for Train Simulator.
Installation Instructions
Installation:
Unpack the contents of the RAR file to the RailWorks folder.
For correct operation you must have:
- Marias Pass route
- BNSF Locomotive Pack Add-On
Files
EMD_SD40-2_addon_enhanced.rar 279 KB · Added 10 Mar 2025 · Downloaded 55×Comments
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About this mod
- Created
- 10 Mar 2025
- Updated
- 10 Mar 2025
- Game
- Train Simulator Classic
- Type of content
- Enhancement pack
Does this apply to the Searchlight Simulations' Enhancement Pack for the SD40-2 by DTG/RSC https://store.searchlight-simulations.com/products/16-645e3-ep or to the unmodified loco from steam ?