[Arrei]

That's your responsibility, not ours. We're not going to lag down the server so you can save a few stacks of stone and redstone.
Furthermore, correct me if I'm wrong, but since the change does nothing but make hoppers operate in multiples of three, could you not use the hoppers to time out ticks to the nearest multiple of three, then extend the pulse slightly using other circuitry to make up the small difference?