Thanks nate! I appreciate your experience with my engine.
And well, aerodynamics has not yet been perfected so it may be worked on soon. I will try to make the code coherent in the future so everyone will be more confident on using it for their games too.
As for writing vehicle simulations, Wolfe has listed a lot of them, some of which are what i relied on, but he has his own explanation so I suppose there's no need to scour the internet so much: https://www.gtplanet.net/forum/threads/gdsim-v0-4a-autocross-and-custom-setups.3...