Super Bikes 3 x64:
fmod64.dll + fmodstudio64.dll in the root of the x64 game (wehre is the Super Bikes 3\fnfmega.exe)
fmod.dll + fmodL.dll + fmodstudio.dll + fmodstudioL.dll to (Super Bikes 3\fnfmega_Data\Plugins\x86)
use the last x64 update of BepInEx run game once and close it, it create plugins folder (Super Bikes 3\BepInEx\plugins) copy FullScreenizer.dll/FullScreenizerSettings.ini/SB3Plugin.dll ther.
the game run well
https://drive.google.com/file/d/1RT-X3YC2JG10bGGSRr9GfcVnbheyCteX/view?usp=sharing