Hotline Miami Biker

Open OpenIV tool

Click Edit Mode

Replace

p_head_diff_011_d.ytd in

x64v.rpf\models\cdimages\streamedpedprops.rpf\player_zero_p

uppr_diff_014_e_whi.ytd in

x64v.rpf/models/cdimages/streamedpeds_players.rpf/player_zero

For always helmet use CharacterMenu.asi

https://www.gta5-hub.com/scripts/charactermenu

I made a save file with all custom biker character

Put CharacterSave.sav in game folder

Open F3\Load\First Save Skin

Or look at screenshot and custom manually
Michael>

Torso 75
Legs 84
Shoes 8
Hats 16

Motocycle Pegassi Bati 801

Trailer of this mod http://www.youtube.com/watch?v=v9ES__LJjBo

Made by Bandit
http://gtaforums.com/user/148729-bndt/
https://www.gta5-hub.com/users/Bandit