Complex collision (hole in mesh) how to set it up : r/unrealengine
Collision Meshes - Mod Wiki
Static Mesh Collision : r/unrealengine
Vehicle Physics on Twitter: "Collider tip: In a vehicle, the collision mesh is used for collision detection and inertia calculations. The vehicle dynamics are actually affected by the shape of the collider.
c# - How to detect mesh collision in Unity3d? - Stack Overflow
Collision Meshes at Fallout New Vegas - mods and community