A modern alternative that specifically targets the 4-tick delay removal. Modrinth - Tweakeroo
FastPlace mod for Minecraft 1.8.9 is a client-side tweak designed to remove or reduce the standard delay between placing blocks. While highly popular for creative building and speed-bridging, it is often flagged by anti-cheat systems on major multiplayer servers. Mod Overview & Functionality The mod primarily modifies the game's "use" tick logic. Reduced Delay: fast place mod 1.8.9 download
If you cannot use Patcher, these safe mods also contain Fast Place: A modern alternative that specifically targets the 4-tick