The following are known Action Replay Codes for Primal Rage on Sony Playstation (PS1).

The codes should work with the region specified but may work for other regions as well.

Device Compatibility: Action Replay, CodeBreaker & GameShark

Infinite Health P1
8009a8040000
800a7dea0000

Infinite Health P2
8009a80c0000
800a7e7e0000

Infinite Time
8009a1ec0064