The following are known Action Replay Codes for Star Wars Episode I: Racer on Nintendo 64 (N64).

Device Compatibility: Action Replay & GameShark

Enable All Cheat Options
8109b7daffff

Enable Cheat Menu
8009b7d70001

All Tracks Finished In 1st
81113e6c3fff
81113e6e3fff
81113e703fff
81113e7200ff

Have All Characters
81113e74007d
81113e76ffff

Have All Tracks
81113e68ffff
81113e6affff

Infinite Truguts
81113e7a7d00

Start on Lap 3 as P1
8111900a0002