Ok I have 5dim trains and it has old smoke , so Klonan you are wrong nad I used just the 5dim trains only

fluid mechanics also are important I think because I placed pipe wrongly and fluids wasn't warmed up even if connected to boilers

Ferrari tank lol , btw thx

that's a pity because mechanics of smoke looked so nice , cheers

How I can modify to look like in the older releases ? smoke was nicely fading away , here's video https://youtu.be/2XOt0L5_xy8?t=15m55s