In this mod you can custom your speed by item in game name "Minecraft Speed Controller" and max speed is 50 block per second.
How to use, you can build your rail without power rails and set your minecart and press w và keep press this key, and it will verity fast.
Recipe, Minecraft Speed Controller have recipe is.
4 Iron ingots, on left and right, 1 redstone in middle, 1 compass is under redstone.
I fix some error, if have any error, you can comment to me.
