Hope this helps!
You need 3.0 GameShark and Expansion Pack to do these Codes.
Infinite Ammo Pistol 8111a6aa0063
Infinite Ammo Pistol 8111a6b00000
Pistol ..
These should help but don't ask me where to get the n64 game sha
Hint: You must have a 2.2 or higher version of the Game Shark to use these codes.
Infinite Health (Mean Streets) 8019F061 0096
Infinite Hea..