Game shark codes:

Master code "must be on"
E6B1D023954B01DD
C24652CFB083124D

Unlimited turbo  
3A1B069C49E76C52
C5EF1D2BF34580DE

Score 0 (CPU) 
17090A12CB17EAD4
B938442A5BBE32EB
F2F77B2AEDD6AF0A  

Scores 0 (P1)  
C9759FC6924CA4E2
764776E7E8DCF872
E6CD3D6C6574BD98 

Score 999 (CPU) 
0D2B3092D344B24F
4A79CCBAEB98A5DC
583AE924013FEDC3  

Scores 999 (P1)  
E7ADC6B9DF6FC599
9F4563016667A545
3CF3A4DF3657CDF9  

No shot clock  
A1C78602255A65F0