Rules, Regulations, and Class List
Race Format: Wild West Watercross is a closed course based championship, where racers compete in four (4) motos, 2 on Saturday & 2 on Sunday. Points are awarded by finishing position per moto. Olympic style, lowest score wins!
If you have questions about what class to race, please email wildwestwatercross@gmail.com
Click Here to view WWWx apparel regulations!
For information about requirements including boat setup, safety gear, and conduct, please start with the 2024 IJSBA Rulebook found at https://ijsba.com/ijsba-competition-rule-book/
If you still have questions, contact us for assistance.
2026 Class List
Grand Prix Classes:
1. Ski Grand Prix (GP1) - The Fastest Standups On The Water <1500cc Max if NA, 1100cc Max If Turbo or Supercharged.
2. Ski GP2 (1200cc) - Triple and Twin Cylinders + Aftermarket Hulls, Must Be Naturally Aspirated.
Stock Classes:
3. Ski Stock - SXR1500 & Yamaha TR1 Superjets, IJSBA Stock Rules
4. Vet Stock 1500 (35+) - SXR1500 Only, Ages 35+, IJSBA Stock
5. Ski 4-Stroke Lites - Yamaha TR1 Superjets Only, IJSBA Stock
2-Stroke Lites Classes:
6. Ski Lites - Yamaha Superjet 2008-2020 & Kawasaki SXR800, IJSBA Lites Class Rules
7. Womens Lites
8. Juniors Lites (10-12)
9. Juniors Lites (13-15)
Vintage Classes:
10. Vintage Ski Open - Kawasaki 550-750, 1990-2007 Superjets + more
11. Vintage 550 Modified - Modified <600cc Max, Kawasaki 550s Only
12. Vintage 550 Limited - 550s Only, Very Minimal Modifications
13. X2 Limited - Gen 1 X2 Only, 650cc Max
Sport Classes:
14. Sport Spec - Waveblaster 1, Seadoo HX, Gen 2 X2, Polaris Octane. IJSBA Sport Spec Rulebook.
15. Womens Sport Spec
16. Sport-about Open - Runabout 800cc vs Sport Open 1200cc
Runabout Classes:
17. Runabout Open - Supercharged Sit-downs 1900cc Max. IJSBA Superstock & Stock Class Rules.
18. Runabout NA - All Naturally Aspirated Sitdown Models
19. Runabout 1100 Stock - Yamaha EX/EXR/Jetblaster & Seadoo Spark. IJSBA Stock Rules.
20. Runabout Rec Lites - New Designed Yamaha Jetblaster & Seadoo Spark ONLY! IJSBA Rec Lites Rules.
Exhibition Classes:
21. Run-whatcha Brung
22. Freestyle
Click PDF Below for more detailed rules. Please refer to IJSBA website for full in-depth rules.
