The Rock (Alcatraz) bonus track
 
 Use the following steps to unlock the bonus track. First, complete an
 entire circuit and save it to a memory card. To save time in
 completing a circuit, enter the following password, start the race
 and drive very slowly to allow the timer to expire.
 
 8DP5KG5L4G59P
 
 G92WVCQY0DRDQ
 
 Note: A small number of cartridges use an alternate password scheme.
 If the previous password did not result in a completed circuit after
 one race, use the following password instead:
 
 9DQ6LH6M5H6
 
 HXWCR01DTDR
 
 Now return to the screen labeled "Start Game". Choose the "One Race"
 option, and the "Just Play" sub-option. Press A to select a track.
 The car selection screen will appear. Hold C-Left, then hold Z.
 Release both buttons and press Left. Return to the setup screen by
 pressing B(3), highlight "Setup", and press A. Then, hold C-Up, then
 hold Z at the setup screen. Release both buttons and press Up. Return
 to the track selection screen by pressing B, highlighting "One Race",
 and press A. Highlight "Just Play" and press A. At the track
 selection screen, hold C-Right, then hold Z. Release both buttons and
 press Right. Press A to select the current track and display the car
 selection screen. At the car selection screen, hold C-Down and hold
 Z. Release both buttons and press Down, L, R. If you entered the code
 correctly, you will hear a sound. Press B to return to the track
 selection screen, then choose track 7.  
 
 Mines
 
 At the setup screen, quickly press L, R, L, R, L, R. All orange
 traffic cones will turn into touch-sensitive explosive mines.
 
 Upside down tracks
 
 At the setup screen, press Up, Right, Down, Left, Down, Right, Up,
 Left. 
 
 Disable stuck car help
 
 At the setup screen, press C-Up(4). If you entered the code
 correctly, an icon with the number "00.06" will appear at the bottom
 of the screen. Now cars that become stuck, such as on a wall, will
 remain at that location and not be moved back onto the course.
 
 Toggle gravity
 
 At the setup screen, hold Z and press Up, Down at the setup screen.
 Release Z and press Up, Down, Up, Down. If you entered the code
 correctly, a weight icon will appear at the top of the screen. Repeat
 this code to cycle through other gravity settings.
 
 Toggle road textures
 
 At the setup screen, hold C-Right and press the L at the setup
 screen. Release the buttons and press Z Button. Hold C-Right then
 press the L. Release the buttons and press Z Button. If you entered
 the code correctly, a checkered pattern will appear at the bottom of
 the screen. Repeat the code to cycle through normal, none, or rainbow
 textures. 
 
 Toggle car collision damage
 
 At the setup screen, press Left, then hold Right and press C-Right.
 Release both buttons, then press C-Up, C-Left, C-Down, Z. If you
 entered the code correctly, a bus icon will appear at the bottom of
 the screen. 
 
 Resume race from crash location
 
 At the setup screen, hold Z + C-Left + C-Right (in that order).
 Continue to hold Z and release the other buttons. Hold C-Right +
 C-Left (in that order). Release all buttons. If you entered the code
 correctly, a disabled "R" icon will appear.
 
 Toggle race clock
 
 At the setup screen, hold Z + C-Down + C-Up (in that order). Continue
 to hold Z and release the other buttons. Hold C-Up + C-Down (in that
 order). If you entered the code correctly, a disabled clock icon will
 appear. 
 
 Extreme option
 
 On the options screen, highlight the "Mirror" selection. Then, hold
 C-Left + C-Right + C-Up + C-Down and press Left or Right to access an
 "Extreme" option. 
 
 Foggy night mode
 
 At the options screen, set the "Fog" option to the "Heavy" setting.
 Then, hold C-Left + C-Right + C-Up + C-Down and press Right to
 activate foggy night mode. 
 
 Drive a mine
 
 At the car selection screen, press C-Right(2), Z, C-Down, C-Up, Z,
 C-Left(2). 
 
 Toggle rear tire size
 
 At the car selection screen, hold C-Right + C-Left (in that order).
 Release both buttons, then hold C-Left + C-Right (in that order). If
 you entered the code correctly, the tires on the car in the preview
 window will change. Repeat this code to cycle through the tire sizes.
 
 Toggle front tire size
 
 At the car selection screen, hold C-Left + C-Right (in that order) at
 the car selection screen. Release both buttons, then hold C-Right +
 C-Left (in that order). If you entered the code correctly, the tires
 on the car in the preview window will change. Repeat this code to
 cycle through the tire sizes. 
 
 Toggle car size
 
 At the car selection screen, hold C-Down + C-Up (in that order) at
 the car selection screen. Release both buttons, then hold C-Up +
 C-Down (in that order). If you entered the code correctly, the size
 of the car in the preview window will change. Repeat this code to
 cycle through the car sizes. 
 
 Alternate fog color
 
 At the car selection screen, hold Z and press C-Down(3) at the car
 selection screen. If you entered the code correctly, the color of the
 fog in the preview window will change.
 
 Drive crashed car
 
 At the car selection screen, hold C-Up and press Z(4). Repeat this
 code to toggle between two different crashed states.
 
 Drive a taxi
 
 Collect at least half of the six to eight keys hidden on any track in
 a regular race. The cab can only be selected on the same track from
 which it was unlocked. 
 
 Drive a street rod
 
 Collect all of the six to eight keys hidden on any track in a regular
 race. The street rod can only be selected on the same track from
 which it was unlocked. 
 
 Drive a Formula 1 car
 
 Beat all 24 races in the Circuit mode. Then at the track selection
 screen, press Z(4). If you entered the code correctly, you will hear
 the sound of a horn.
 
 Toggle camera distance and height
 
 While playing a game, hold L and press Up or Down.
 
 Random high score entries
 
 While the "Fast Times" or "Best Laps" information is displayed on the
 records screen, press L, R, L, R, L, R, L, R. Now blank entries will
 have random names and scores.
 
 Crashed car replay
 
 When crossing the finish line, crash your car. Then, hold L + R + Z
 while the phrase "Game Over" is flashing. Release the buttons at the
 high score screen. Now the crashed car will be racing in the replay.
 
 Enable special car in circuit mode
 
 Win a circuit. Then at the track selection screen, select the same
 player again and press Z(4) to enable a special car.
 
 Tag game
 
 At the beginning of a two player practice game, abort the race during
 countdown. The timer will start at five minutes for both players. The
 timer for the player that is "it" will run. This player must tag the
 other player to make them "it" and force their clock to run. Note:
 player two is always "it" when the game begins.
 
 Control screen position
 
 Hold L + R and press the Analog-stick to rotate the screen.
 
  Game Shark Codez:
 
        
  Activate Stop Timer                            
  800F4090 0001
        
  Activate Auto Abort Disable                    
  800F4078 0001
        
  Activate Change Track Textures                 
  800F3DA0 0001
        
  Activate Cones to Mines                        
  800F3F88 0001
        
  Activate Disable Car 2 Car Control             
  800F4050 0001
        
  Activate Resurrect in Place                    
  800F4080 0001
        
  Activate Upside Down Mode                      
  800F4061 0001
        
  Gravity Modifier                               
  800F3D91 00??
        
  Car Type Modifier                              
  800F40B1 00??
        
  GS Button For Track Modifier [Note]            
  88100050 00??
        
  Track 1 Statistics Codes                       
        
  Average Lap-Time Modifier                      
  810CAC7E ????
        
  Average Lap-Laps Modifier                      
  810CAC80 ????
        
  Have All Keys Found Track 1                    
  810CAC82 FFFF
        
  Races Modifier                                 
  810CAC84 ????
        
  First Place Modifier                           
  810CAC86 ????
        
  Second Place Modifier                          
  810CAC88 ????
        
  Third Place Modifier                           
  810CAC8A ????
        
  Crashes Modifier                               
  810CAC8C ????
        
  Death Races Attempted Modifier                 
  810CAC8E ????
        
  Death Races Completed Modifier                 
  810CAC90 ????
        
  Track 2 Statistics Codes                       
        
  Average Lap-Time Modifier                      
  810CAC94 ????
        
  Average Lap-Laps Modifier                      
  810CAC96 ????
        
  Have All Keys Found Track 1                    
  810CAC98 FFFF
        
  Races Modifier                                 
  810CAC9A ????
        
  First Place Modifier                           
  810CAC9C ????
        
  Second Place Modifier                          
  810CAC9E ????
        
  Third Place Modifier                           
  810CACA0 ????
        
  Crashes Modifier                               
  810CACA2 ????
        
  Death Races Attempted Modifier                 
  810CACA4 ????
        
  Death Races Completed Modifier                 
  810CACA6 ????
        
  Track 3 Statistics Codes                       
        
  Average Lap-Time Modifier                      
  810CACAA ????
        
  Average Lap-Laps Modifier                      
  810CACAC ????
        
  Have All Keys Found Track 1                    
  810CACAE FFFF
        
  Races Modifier                                 
  810CACB0 ????
        
  First Place Modifier                           
  810CACB2 ????
        
  Second Place Modifier                          
  810CACB4 ????
        
  Third Place Modifier                           
  810CACB6 ????
        
  Crashes Modifier                               
  810CACB8 ????
        
  Death Races Attempted Modifier                 
  810CACBA ????
        
  Death Races Completed Modifier                 
  810CACBC ????
        
  Track 4 Statistics Codes                       
        
  Average Lap-Time Modifier                      
  810CACC0 ????
        
  Average Lap-Laps Modifier                      
  810CACC2 ????
        
  Have All Keys Found Track 1                    
  810CACC4 FFFF
        
  Races Modifier                                 
  810CACC6 ????
        
  First Place Modifier                           
  810CACC8 ????
        
  Second Place Modifier                          
  810CACCA ????
        
  Third Place Modifier                           
  810CACCC ????
        
  Crashes Modifier                               
  810CACCE ????
        
  Death Races Attempted Modifier                 
  810CACD0 ????
        
  Death Races Completed Modifier                 
  810CACD2 ????
        
  Track 5 Statistics Codes                       
        
  Average Lap-Time Modifier                      
  810CACD6 ????
        
  Average Lap-Laps Modifier                      
  810CACD8 ????
        
  Have All Keys Found Track 1                    
  810CACDA FFFF
        
  Races Modifier                                 
  810CACDC ????
        
  First Place Modifier                           
  810CACDE ????
        
  Second Place Modifier                          
  810CACE0 ????
        
  Third Place Modifier                           
  810CACE2 ????
        
  Crashes Modifier                               
  810CACE4 ????
        
  Death Races Attempted Modifier                 
  810CACE6 ????
        
  Death Races Completed Modifier                 
  810CACE8 ????
        
  Track 6 Statistics Codes                       
        
  Average Lap-Time Modifier                      
  810CACEC ????
        
  Average Lap-Laps Modifier                      
  810CACEE ????
        
  Have All Keys Found Track 1                    
  810CACF0 FFFF
        
  Races Modifier                                 
  810CACF2 ????
        
  First Place Modifier                           
  810CACF4 ????
        
  Second Place Modifier                          
  810CACF6 ????
        
  Third Place Modifier                           
  810CACF8 ????
        
  Crashes Modifier                               
  810CACFA ????
        
  Death Races Attempted Modifier                 
  810CACFC ????
        
  Death Races Completed Modifier                 
  810CACFE ????
        
  Quantity Digits to Accompany Gravity Modifier  
        
  00 - A Balloon & 2 Weights                     
  01 - Normal                                    
  02 - 1 Weight                                  
  03 - 2 Weights                                 
        
  Quantity Digits to Accompany Car Type Modifier 
        
  00 - Normal Car                                
  01 - Flat Car                                  
  02 - Fat Car                                   
  03 - Giant Car                                 
        
  Quantity Digits to Accompany Track Modifier    
        
  00 - Track 1                                   
  01 - Track 1                                   
  02 - Track 2                                   
  03 - Track 4                                   
  04 - Track 5                                   
  05 - Track 6                                   
  06 - Track 7                                   
        
 Note: With this code, press the GS Button when on the track selction
 screen and press A to select that track.