This tutorial explains exporting a mesh to unreal engine 4 and have the object appear in unreal 4 at the correct unit scale to match 3ds.
1 3DS Max Unit = 1 Unreal unit
1/5
Unreal 4 – Exporting from 3DS Max Tutorial Series – Part 1 – Units
[video=youtube;Gk7vweI532M] https://www.youtube.com/watch?v=Gk7vweI532M [/video]
2/5
Unreal 4 – Exporting from 3DS Max Tutorial Series – Part 2 – Smoothing Groups
[video=youtube;UWoV6fwtwTg] https://www.youtube.com/watch?v=UWoV6fwtwTg [/video]
3/5
Unreal 4 – Exporting from 3DS Max Tutorial Series – Part 3 – UV Mapping
[video=youtube;DFyXgO7sqoA] https://www.youtube.com/watch?v=DFyXgO7sqoA [/video]
4/5
Unreal 4 – Exporting from 3DS Max Tutorial Series – Part 4 – Multiple Materials
[video=youtube;wFRVATjCVMA] https://www.youtube.com/watch?v=wFRVATjCVMA [/video]
5/5
Unreal 4 – Exporting from 3DS Max Tutorial Series – Part 5 – Collision Mesh
[video=youtube;3zzG25kluPU] https://www.youtube.com/watch?v=3zzG25kluPU [/video]