Antique I (Pure Stock) 4000, 4500, 5000, 6000
Antique II (Pure Stock) 4000, 4500, 5000, 6000
Combined AI & AII 3200, 3500, 7000
Improved – 3500, 4000, 4500, 5000, 6000
Classic – 4500, 5500, 6500, 7500
Modified - 3600 (open) 4000 (open) 4500 (7 mph) 5000 (open) 6000 (open) 6500 (7 mph) 7000 (open)
Money - 3750 (4 mph) 4750 (open) 5500 (4 mph) 6250 (open)