#KeeJay :
How did BB93 made his LS3 and Bialbero compatible with all cars?
rpk's header(folders) and block cfg slots, that's all
Added 1 minute later:
basically it works this way, the engines attaches on all cars with stock i4, i6 and v8 slots, and since all the cars have at least one of these slots it becomes compatible with everything. ;D
Added 2 minutes later:
#mindeliszz :
i think it requires reexporting 3d model
if parts have at least 1 texture you can set its id on the relative cfg, like below: