Adds the magic schoolbus from the show to factorio. You can now explore the digestive system of biters in style!
Small changes concerning balance, gameplay, or graphics.
Can you optimize graphics?
If you don't use HR, you can delete those from the mod, reducing it to ~10 mb which is reasonable for vehicle replacement mods.
Vehicles need very large numbers of rotations to look smooth, that is why its so large. This is inline with vanilla vehicles as well.
Did you try png optimization? You can compress 40 MB to 10 MB or something like that. https://forums.factorio.com/viewtopic.php?f=70&t=30591#p250171