help333333334

So i have no screenshot atm but my problem is that most of the engines that support water(stock/restock and nfl engines(mod engines) ) have some wierd flickering inside the noozle.Its different for each engine, on some you its an extreme flicker on other just a little and if i zoom out it dissapears if i zoom in it comes back.Since i have restock i tought i delete stock textures so i just have waterfall and restock waterfall but that dosnt help tho. sorry for bad english, second language