Big helmets
 
 Enter "BIG_HELMETS" as a code to unlock a "Big Helmets" selection on
 the bonus game options screen.
 
 Headless riders
 
 Enter "SLEEPYHOLLOW" as a code to unlock the "Headless Riders"
 selection on the bonus game options screen.
 
 Invisible bikes
 
 Enter "FLOATING" as a code.
 
  Game Shark Codez:
 
     
  Stop Race Timer                                       
  80042072 2400
     
  Always Place First After Placing First Once           
  E005D1AD 0001
  (GS 2.2 or Higer Needed)                              
  80031DD2 2400
  E005D1AD 0000
  80031DD2 A043
     
  Career Mode Codes                                     
     
  Infinite Cash                                         
  800522D8 FFFF
     
  Max Cash                                              
  800522D8 967F
  800522DA 0098
     
  Have Bike Modifier Codes                              
     
  Bike 1                                                
  30052276 00??
     
  Bike 2                                                
  30052277 00??
     
  Quantity Digits to Accompany Have Bike Modifier Codes 
     
  00 - Yamaha YZ 125                                    
  01 - Honda CR 125                                     
  02 - Kawasaki KX 125                                  
  03 - Yellow 125                                       
  04 - KTM SX 125                                       
  05 - Yamaha YZ 426F 125                               
  06 - 125                                              
  07 - StarFighter 125                                  
  08 - 200 MPH 125                                      
  09 - Thorn 125                                        
  0A - SuperFlames 125                                  
  FF - None