Here are the best headshot codes

Thank me if i helped you
Dpad Down - Normal speed
X Button - Restarts the game.
Right Trigger - Kick Players
Dpad Up - Fast speed
Dpad Right - Changes the graphics. Prevents the other person from timing out.
Left Trigger - All Guns
Select - God mode, unlimited cage match.
Circle - No clip
set playlist "12"
set clanName "^2OO"
set ps3_voiceSpeakerGain "5.0"
set cg_drawsnapshot "1"
set player_sustainAmmo "1"
set nightVisionDisableEffects "1"
set perk_weapRateMultiplier "0.000000001"
set perk_weapSpreadMultiplier "0.0000001"
bind DPAD_UP "set timescale 12.0"
bind DPAD_DOWN "set timescale 1.0"
bind BUTTON_LTRIG "give all ; say ^2Headshots!"
bind BUTTON_RTRIG "kick all"
bind BUTTON_B "noclip"
bind BUTTON_A "fast_restart"
bind BUTTON_BACK "god ; scr_dm_scorelimit 0 ; scr_dm_timelimit 0 ; scr_game_allowkillcam 0 ; scr_player_maxhealth 5"
bind DPAD_RIGHT "say ^4STFU-BlTCHTlTS! ; g_speed 208 ; cg_fov 80 ; cg_drawshellshock 0 ; toggle r_lodscalerigid 4 1; toggle r_fullbright 1 0; toggle fx_enable 0 1; toggle r_fog 0 1"