Kunos Simulazioni have just made available the much anticipated version 1.5 of Assetto Corsa for Windows PC. The new update is available to download now via the Steam network and contains a number of impressive improvements to both the visual and technical side of the title. WATCH LIVE: First gameplay live on Twitch TV. Version 1.5 brings some interesting and highly requested new features to the title, not least of which is the new pitstop functionalities allowing fuel and tyre changes as well as damage repair in both single and multiplayer environments. This is big news for racing fans and will no doubt add another layer of immersion to the racing title. On the physics side of things all cars in game have now been upgraded to bring all vehicles in line and using the latest tyre model introduced recently allowing "more realistic load sensitivity, a variable grip curve after peak, closer performance level between compounds, a brand-new surface and core heating model as well as more realistic heating operation range." Released alongside this new update is the second free bonus pack to be released for the sim which brings Black Cat County, a new fictional road course as well as 3 new cars in the form of the Corvette C7 Stingray, Ford Mustang and Fiat Abarth 595. Full Changelog for Assetto Corsa v1.5: New Abarth 595esseesse and S1, S2 upgrades New Ford Mustang GT 2015 New Corvette C7 Stingray New Black Cat County track Nurburgring gp circuit updated Nurburgring gp circuit now with 4 layouts Silverstone circuit updated Monza circuit updated Spa circuit updated Nurburgring Nordschleife circuit updated Nurburgring Nordschleife endurance cup layout added Mugello circuit updated Magione circuit updated Imola circuit updated Drift circuit updated Vallelunga circuit updated Vallelunga classic layout added Vallelunga circuit (all layouts) now has 24 car slots Activated time progression in Multiplayer All cars updated to Tyre Model 7 Pitstop are now available in single player races Damage is now visible in Multiplayer mode for remote cars Launcher: steam overlay support disabled due to stability issues Launcher: re-instated multi-process mode for CEF due to stability issues Launcher: changes to memory usage policy, more aggressive memory releasing thresholds Fixed Lamborghini Miura gearbox damage Updated drivetrain upshift and downshift timings for all cars F6 inside cameras use internal sounds Free camera now honours distance multiplier for sound attenuation Of all Drivable cameras only Cockpit uses internal sounds Transmission sound can have its own volume (by default it shares engine volume, otherwise it uses the TRANSMISSION value set in audio.ini) Gearshift sound shares engine volume Backfire sound shares engine volume Fixed car sound when bottoming out Realtime app shows lapped guys (blue) and lapping guys (green) Fixed FuelLapEvaluation function Fixed fuel consumption on turbo engines Fixed inconsistency on UI tech specs Modding : added FormCamera functionality to associate internal/external soundset Modding : added console commands "observeLights" and "observeFlames" (work as observeDigital); EDIT_MODE is deprecated Modding : added Digital Instrument KERS_CHARGE (percentage) Modding : added Digital Instrument TOTAL_LAPS (if session is not race then "---") Modding : added Digital Instrument CURRENT_LAP Modding : added Digital Instrument EST_LAPS (if est is less than 0 then "--.-") Modding : added Digital Instrument AMBIENT_TEMP Modding : added Digital Instrument FUEL_CONS (UNITS: MPG_UK, MPG_US, L100 or "Kms per Liter" if missing) Modding : added Digital Instrument PLACE_HOLDER to avoid fixed digits on texture (use TEXT) Modding : added ON_BOARD_LOOKBACK_OFFSET in car.ini All tyres now use V7 with brand new heating values (beta: except Exos F1 tyres yet) All tyres now use V7 with brand new falloff level and speed (beta: except Exos F1 tyres yet) Changed all tyres flex and pressure relation. Changed all tyres footprint and pressure relation Modified global aero efficiency with yaw angle. Works on all cars Added new aero.ini version=3 with new YAW_CL_GAIN values that can stall wings depending on yaw angle Yaw angle stalling wings and diffusers for GT2/GT3 cars and Mercedes C9 and Lotus 98T All GT2/GT3 cars now have minimum height 55mm 200,400,500,1000,2000 meters drag circuits now available Modding : ksPreviewBuilder added to sdk/dev folder Python Interface: initFont(fontfamily, italic, bold) setCustomFont(fontfamily, italic, bold) getCameraMode() setCameraMode(acsys.CM) getCameraCarCount(carId) setCameraCar(F6 camera index, carId) focusCar(carId) getFocusedCar() getServerName() getServerIP() getServerHttpPort() getServerSlotsCount() isCarInPitline(carId) isCarInPit(carId) isConnected(carId) getCarBallast(carId) getCarState(carId) eKersCharge eKersInput totally revamped backfire system (will not break mods) added new F1 "dash camera" and "Chase camera #2" CameraManager : fixed issue globalCameraIndex Fixed Camera selection on Replay Interface Fixed CameraApp to reflect Dash and Chase changes Fixed Camera system messages Fixed Random camera wrong cameras + message added CameraOnBoard offset to avoid car parts on view added new driver model with lod added Fuel Lut to solve issues with several cars gauges SharedMemory : added new members SPageFilePhysics float turboBoost = 0; float ballast = 0; float airDensity = 0; SPageFileGraphic int isInPitLine = 0; float surfaceGrip = 0; SPageFileStatic float maxTurboBoost = 0; float airTemp = 0; float roadTemp = 0; bool penaltiesEnabled = false; float aidFuelRate = 0; float aidTireRate = 0; float aidMechanicalDamage = 0; bool aidAllowTyreBlankets = false; float aidStability = 0; bool aidAutoClutch = false; bool aidAutoBlip = false; fixed several cars still featuring dashboard "floating" digits fixed car scraping volume added first implementation of Force Feedback Post Processing (docs in cfg/ff_post_process.ini) improved camber calculations improved tyre heating on low friction surfaces (grass,sand etc) added new "Tyres" app Server lap counters and lap times are now 16 bit unsigned ints allowing super long sessions/races Ford GT40 fuel tank position fixed revamp of all digital displays and script revamp of analogue gauges Lamborghini Huracan GT3 3D model tweaks Lotus Exige S model tweaks Various LOD fixes across the entire vehicle content BMW M3 GT2 3D model tweaks Roof on the LaFerrari is now customizeable Emissive values tweaked on some cars to improve visibility with PP off Various skin issues fixed PP preset improvements Improved AI behavior in traffic Don't forget to check out our RaceDepartment Assetto Corsa forum for all latest news and discussion. Our Racing Club offers daily quality racing across a selection of cars and tracks within the sim. Have you tried the new update yet? How do you find the new cars? Enjoying v1.5? Let us know in the comments section below!