Weiß` nicht, ob das auf der SBB ggf schon an anderer Stelle gepostet wurde (auf die Schnelle hier nicht gesehen), dehalb kurz:

AC 1.6.0 verfügbar!

changelog:
- Oculus Rift SDK 1.3 (WIP Pre Alpha)
- Fixed self shadowing on tyres
- Fixed wrong log output
- Dynamic controllers for turbo boost
- Added RPMS input to dynamic controllers
- Implementation of Scalable Apps
- Fixed replay Interface
- Fixed setup info screen
- Fixed race non progression when player is not moving
- Improved MP collision system
- Improved AI fuel handling
- Fixed Hotlap Mode unlocking achievement through not valid laps
- Fixed deltaT for renderAudio
- Bodywork and horn volumes uses engineVolume
- Bodywork's smoothvalue use a different alpha
- Added analogic placeholder for car modellers
- Added option to draw driver's label on focused car (system\cfg\name_displayer.ini -> DRAW_FOCUSEDCAR)
- Fixed CameraCar bad nearplane when forcing camera mode change (see exiting from replay)
- Implementation of Chat App (system\cfg\chat_app.ini)
- SharedMemory: Moved AirTemp/RoadTemp from Static to Physics, old values in static are deprecated
- Timing use also the hour/minutes format
- Fixed GoToPits Cheat to start from the pits.
- Added 4 Wheel Steer systems (Nissan Skyline , Mazda RX7)
- acServerManager : storing Driver data also save the current model/skin, so through drag&drop the saved skin can be used on a new slot)
- Added flags indications for completed session in leaderboards
- F9 overlay leaderboard is now avoiding red colours for better differentiation of opponent proximity indicators
- Added new [ASSETTO_CORSA] SIMULATION_VALUE parameter. Increase the number to increase simulation value. Defaults to 0 for obvious reasons
- Engine performance is now dependent on air density/temperature
- New AWD transmission code, still WIP (Nissan Skyline & Alfa 155)
- Fixed pitstop window not appearing when AI retired some car
- Experimental heating corrections on semislick tyres for Lotus 2-11, Exige Scura, Exige 240 and S3, Lotus Elise SC, KTM X-Bow, Mazda MX5 ND, Toyota AE86 Tuned and Drift
- BOP for GT3 cars
- Improved Mercedes AMG GT3 data

1.6.1
- Fixed Oculus Rift rendering

Man(n) beachte u.a. den Punkt: "- Added new [ASSETTO_CORSA] SIMULATION_VALUE parameter"

Quelle:
http://www.assettocorsa.net/forum/index.php? threads/assetto-corsa-v1-6-available.32819/