1000 lb, 10 hp or less
1000 lb, 12 hp or more (14-16 hp run at 3200 RPM)
1000 lb 12 hp or less
850 lb A Mod Stock, 8hp or less
850 lb B Mod Stock, 8hp or less
1050 lb A Stock Altered, 12hp or less
1050 lb B Stock Altered, 12hp or less
1050 lb A Stock Altered, 16hp or less
1050 lb B Stock Altered, 16hp or less
1100 lb A
1100 lb B
1050 lb 50.5 Cubic Inch
1050 lb 50.5 Cubic Inch
1100 lb Stock Head 48 Cubic Inch
Pro stock 1050 lb 13 inch hitch
Super stock 1025 lb 12 ½ inch hitch
Open v-twin 1000 lb and 12 inch hitch.
1500 lb.
1500 lb.
1500 lb
1100 lbs
1300 lb.
1200 lb.
750 lb. A
750 lb. B