The following are known Game Genie Codes for Nigel Mansell’s World Championship Racing on Nintendo Entertainment System (NES).

• GZSULOVV
  No extra time in the pits
• GANKXZYA
  You only need 3 laps in South Africa instead of 6
• GANKUZYA
  You only need 3 laps in Mexico instead of 6
• GANKKZTA
  You only need 3 laps in Brazil instead of 5
• GANKSZIA
  You only need 3 laps in Spain instead of 4
• GANKVZYA
  You only need 3 laps in San Marino instead of 6
• GANKNZTA
  You only need 3 laps in Monaco instead of 5
• GEEGEZYA
  You only need 3 laps in Canada instead of 6
• GEEGOZIA
  You only need 3 laps in France instead of 4
• GEEGXZTA
  You only need 3 laps in Great Britian instead of 5
• GEEGUZTA
  You only need 3 laps in Germany instead of 5
• GEEGKZTA
  You only need 3 laps in Hungary instead of 5
• GEEGSZTA
  You only need 3 laps in Belgium instead of 5
• GEEGVZYA
  You only need 3 laps in Italy instead of 6
• GEEGNZIA
  You only need 3 laps in Portugal instead of 4
• GEEKEZTA
  You only need 3 laps in Japan instead of 5
• GEEKOZTA
  You only need 3 laps in Australia instead of 5
• ZANKXZYA + SXNKSESU
  You only need 1 lap on all tracks
• AEEKXAAO
  Start with 1/2 the normal tire tread
• SZSTLEVK
  Less tire wear
• SZSTLEVK + SZNNXEVK
  Almost no tire wear
• PEOXOZAP
  Full season ends after South Africa
• ZEOXOZAP
  Full season ends after Mexico
• LEOXOZAP
  Full season ends after Brazil
• GEOXOZAP
  Full season ends after Spain
• IEOXOZAP
  Full season ends after San Marino
• TEOXOZAP
  Full season ends after Monaco
• YEOXOZAP
  Full season ends after Canada
• AEOXOZAO
  Full season ends after France
• PEOXOZAO
  Full season ends after Great Britian
• ZEOXOZAO
  Full season ends after Germany
• LEOXOZAO
  Full season ends after Hungary
• GEOXOZAO
  Full season ends after Belgium
• IEOXOZAO
  Full season ends after Italy
• TEOXOZAO
  Full season ends after Portugal
• YEOXOZAO
  Full season ends after Japan
• IVSNIOIN
  Accelerate faster
• IVSNIOIN + AAKNALGE
  Accelerate a lot faster