Enable Rapier mode:
 D01F7018 0000
 801F7018 0001

Enable Rapier levels (Note 1):
 D01F7018 0001
 801F7042 0101

Unlimited race re-starts (Note 2):
 D01F7014 0802
 801F7014 0803

Unlimited turbo level 1 (Note 2):
 C013CB42 FF00
 8013CB42 FF09

Unlimited turbo level 2 (Note 2):
 C0124096 FF00
 80124096 FF09

Unlimited turbo level 3 (Note 2):
 C011ED3A FF00
 8011ED3A FF09

Note 1: This code enables you to play the extra levels in rapier mode. If not on then in rapier mode
you play the normal levels.

Note 2: These 4 codes only work if you start the game by selecting :- "one player", "weapon class",
"championship", "AB Systems", "John Dekka".