Road Rash 64 Cheats (Nintendo 64)

At the main menu press C-Down, C-Right, C-Up, C-Left, Z, Z, L, C-Left.

Use Big Game Mode to finish all the races to get 2 new bikes capable of 300mph+

At the main screen put in Up, C-Left, C-Left, C-Right, Left button, Right button, C-Down,
and Z.

Stage 2:
  At the main menu, press R, C-Right, Z, R, L, C-Up, C-Left, C-Up. 

  Stage 3:
  At the main menu, press R, C-Right, C-Right, C-Right, R, C-Left, C-Down, Z. 

  Stage 4:
  At the main menu, press R, C-Right, C-Down, C-Left, C-Right, C-Right, Z, L. 

  Stage 5:
  At the main menu, press Z, C-Right, C-Down, C-Left, C-Right, C-Right, Z, L.

Get at least 52 batteries and assault a cop 19 times in the insanity level,stage 2. You'll
hear a chime at main menu press c-up c-down(2x) z z R L L c-down c-right FAST. You won't
hear a chime this time go to level 5 get 52 batteries in stage 5 and you'll get the code.
Its tricky but you'll get it after the first 10 times, don't lose patience.

At Thrash Mode press C-Up, C-Left, C-Left, C-Right, L, R, C-Down, Z.

Hold down A when the race starts for a turbo start.         Custom
Codes        
  Game Shark  
  
Unlock All Tracks - 810A77D6 0001   Scooter Mode - 810A77D4 0001   Cop Mode
- 810A77D8 0001   Debug Info? on Screen - 810A77C8 0001   Start with Club - 810A77DA 0001 
 Infinite Money P1 - 810D6A7A FFFF   Always Place First P1 - 810D7856 0000   Infinite
Health P1 - 811BFE10 4489 811BFE12 8000   Infinite Damage For Bike P1 - 811B8A38
42F0811B8A3C 42F0   Infinite Health P2 - 811C0400 4489 811C0402 8000   Infinite Damage
For Bike - P2 811B92A0 42F0 811B92A4 42F0   Points Modifier P1 - 810D786A ????   Points
Modifier P2 - 810D78CE ????   Points Modifier P3 - 810D7932 ????   Points Modifier P4 -
810D7996 ????

Message: Z, C-Left, C-Down, C-Left, Z, L, R, C-Down.