You can only use ROMs that work with the stock kernel that your system ROM is running. KitKat's would be a different version, so that rules it out.
Unfortunately, your options are pretty limited. Try Nexesque if you want something stable with all the bloat removed.
Device: Motorola Droid RAZR HD xt926 | Bootloader Unlocked & Rooted | Recovery: TWRP 126.96.36.199 | ROM: Stock 183.46.10.xt926.Verizon.en.US