Many updates from this era had patch notes that were either extremely brief or missing entirely. For build 12922607, it appears no official notes were published. This was common practice during the game's active early access period, and finding a full list of changes for this particular build is challenging. Based on context, it was likely a smaller update focused on:
Technically, Build 12922607 did not come with extensive public-facing "patch notes" that detailed new gameplay features. Instead, this update primarily focused on and preparation for larger content drops. According to SteamDB , the build involved changes to the game's core depots, which typically indicates:
Navigate to the folder and launch MSCLoader.exe or MySummerCar.exe directly. Steam will think you’re playing the current version, but you’ll be in the time capsule of Build 12922607. my summer car build 12922607
Steam will download the old depot to a folder like: C:\Program Files (x86)\Steam\steamapps\content\app_516750\depot_516751 Copy these files into a (e.g., C:\MSC_Build12922607 ). Do not mix them with your current stable install.
Do not drive the tractor (Kekmet) or the van (Hayosiko) while heavily fatigued. Fainting behind the wheel is an automatic ticket to the graveyard. Many updates from this era had patch notes
In the game, your parents have left for Tenerife, leaving you home alone for the summer with a note on the fridge and a garage full of rusted, disassembled car parts. Your mission is straightforward but far from easy: rebuild your father's 1974 from scratch.
Always double-check the wheel nuts. And never trust a shoelace. Based on context, it was likely a smaller
Install the camshaft (5mm bolts). Crucial: Align the camshaft gear alignment mark with the mark on the engine block before installing the timing chain. Failure to do so bends your valves instantly upon starting.
Once the build is complete, the real game begins. You now have to survive permadeath, pay your electricity bills, avoid drunk drivers on the highway, and keep your Satsuma from rattling itself apart.
Ensure your high-rev tuning for the Satsuma is updated, as performance logic is a "work in progress" in recent builds.