The following are known GameShark Codes for Space Invaders on Nintendo 64 (N64).

Device Compatibility: Action Replay & GameShark

Infinite Lives	800B51DD 0063
Infinite Shield	810B51B6 0001
Infinite Points	810B51E2 FFFF
Power Bar Modifier	810B51DE ????
Quantity Digits to Accompany Power Bar Modifier Code
0104 – Vertical Burst 0204 – Horizontal Right 0304 – Horizontal Left 0404 – Diagonal Burst