This is a fusion between 2 mods
f-zero zx overdrive(my mod) + f-zero gx demake(adel02)

STEPS
Download the rom 1.0 (USA) or (U) with the extension .z64

If you can't find the .z64 version use this swapper loading a .n64 or .v64 1.0
https://hack64.net/tools/swapper.php

Use this online patcher to get the mod uploading the game 
https://www.marcrobledo.com/RomPatcher.js/

Enjoy

seohaine 2024