To your attention one of the most popular mods for Minecraft called Mod BuildCraft for version 1.12.2 1.7.10/1.7.2/1.6.4. This is one of the first mods that actually appeared in the game minecraft and it is still one of the most interesting. Bildkraft adds a very large number of new mechanisms for resource extraction and to build a modern house, etc. Also added new resources in the form of oil and electricity.
Тalso in the game you can create different pipes:
Gears and other components:
Recipes Assembly table
Programs for filler
And all this became available in our beloved game Minecraft with BuildCraft mod, that's all that you can create in the game with this modification and what you create depends on you and your imagination. Also Surprising physics mod if you are building a internal combustion engine you need to worry about fuel supply and cooling system ,because if you don't install it the engine will explode and blow you part of the house.