- CLONE LITE - WEIGHT 325
- CLONE MEDIUM - WEIGHT 350
- CLONE HEAVY - WEIGHT 375
- CLONE 390 - PRO CLASS - WEIGHT 390
- CLONE 425 - POINTS AND PRO CLASSES - WEIGHT 425 - DRIVER MUST WEIGHT 200 LBS. WITH DRIVING EQUIPMENT
- SENIOR CLONE - WEIGHT 410 - AGES 40 PLUS -
- SR CHAMP 425 - CLONE ENGINE - WEIGHT 425
- DUCAR 390 - DUCAR ENGINES ONLY - WEIGHT 390 DUCAR 425 - POINTS & NON-POINTS CLASS
- DUCAR 425 - DUCAR ENGINES ONLY - WEIGHT 425 - NO DRIVER WEIGHT RULE.
THE DUCAR ENGINES WILL FOLLOW RULES PROVIDED BY DYNO CAMS