40/50 (45cid and down)
Modified
Max piston size .040" over stock
Any style prop allowed
Factory stroke crankshaft
No nitrous oxide
No supercharger
No turbocharger
60/70 (60cid and down No SST60)
Modified
Max piston size .040" over stock
Any style prop allowed
Factory stroke crankshaft
No nitrous oxide
No supercharger
No turbocharger
90
Modified
Max piston size .040" over stock
Any style prop allowed
Factory stroke crankshaft
No nitrous oxide
No supercharger
No turbocharger
Outlaw
Any 3 cylinder engine
Any modification
Nitrous Oxide allowed
Turbocharger allowed
Supercharger allowed
River Class
40/50 (45cid and down)
Boat must be at least 13' 6" long
Boat can be fiberglass fastcraft, falcon, bugbuster, hightide etc.
Wooden strip boats are allowed
Aluminum boats are allowed
Motor regulations will be the same as modified
Unlimited compression
Round ear chopper prop only
Boats will be allowed faster starts than all other classes
No big bore motors
No Nitrous Oxide
No Turbocharger
No Supercharger
Factory stroke crankshaft
60/70 (60cid and down No SST60)
Boat must be at least 13' 6" long
Boat can be fiberglass fastcraft, falcon, bugbuster, hightide etc.
Wooden strip boats are allowed
Aluminum boats are allowed
Motor regulations will be the same as modified
Any style prop allowed
Boats will be allowed faster starts than all other classes
No Nitrous Oxide
No Turbocharger
No Supercharger
Unlimited River Class
Boat must be at least 13' 6" long flat bottom or V bottom
Any style prop allowed
Any 3 cylinder production motor
Unlimited motor modifications
No Nitrous Oxide
No Turbocharger
No Supercharger
Fastcraft/ Glass Class
40/50 (45cid and down)
Boat must be 14' long fiberglass fastcraft, bugbuster, hightde, falcon etc.
Motor can be up to 50hp 45cid.
Motor regulations will be the same as modified
Unlimited compression
Round ear chopper prop only
Idle starts 6-8mph
All boats must meet a minimum 650lbs weight requirement
No big bore motors
No Nitrous Oxide
No Turbocharger
No Supercharger
Factory stroke crankshaft
Jon Boat/ Duck Boat Class
Boat must be at least 14' long
Boat must be made of aluminum
Boat can have a pad or can be flat bottom
Any prop allowed
Havoc RDB Drag is allowed
Boat must meet all safety requirements as stated in the general rules
There will be 3 classes
-
40-50 Duck Boat
-
60-70 Duck Boat
-
90 Duck Boat (Boat must weight 850 pounds race ready with driver)
All motors will fall under the Modified motor rules
Fishing Boat Class
Boat can be aluminum or fiberglass open boat (NO RACE BOATS)
15' boat length minimum
Center of prop shaft must be at least 3" below the bottom of the boat
Must disable hydraulic jack plates
Prop must be exhaust thru hub stock style prop (can run Yamaha black stainless prop)
No cleaver or chopper props of any style
Compression can be no higher than 150psi
Max piston size .040" oversize
Any production 3 cylinder motor
No big bores
No stroker cranks
No nitrous oxide
No turbo charger
No supercharger
No light weight flywheels
Must start from idle
Boat must weigh 1000 pounds minimum weight requirement
850 Unlimited
Total boat weight with driver and all rigging must be at least 850 lbs
Any 3 cylinder production motor
Unlimited motor modifications
No Nitrous Oxide
No Turbocharger
No supercharger
1600# Class
Any boat size
EFI nikasil motors must weigh 1650lbs race ready
Efi steel bore powered boats must weigh 1600lbs race ready
Carburetor powered boats must weigh 1550lbs race ready
150psi compression max
Carbureted or Laser efi motors allowed
15" midsection or longer
Trim timers are allowed
No Nitrous Oxide
No Turbocharger
No Supercharger
2.8 liter and larger motors must add 125lbs to weight minimum
Modified Carb
Any boat size
Boat must weigh at least 1400lbs race ready including driver
150psi compression max
No nikasil motors (steel bore only)
No fuel injection (carbureted motor only)
No Nitrous Oxide
No Turbocharger
No Supercharger
2.8 liter and larger motors must add 125lbs to weight minimum
Pro Carb
Any boat size
Boat must weigh at least 1400lbs race ready including driver
Any modification to motor except
Carbureted motors only
Any fuel
No Nitrous
No Turbocharger
No Supercharger
2.8 liter and larger motors must add 125lbs to weight minimum
Pro Mod 1400
Any boat size
Boat must weigh 1400lbs race ready including driver
Unlimited compression
75# weight break for 165psi compression
50# weight break for carbureted motors
Carburetors or Fuel injection allowed
All V8 motors 1725#
12" midsections are allowed
Any fuel
No Nitrous Oxide
No Turbocharger
No Supercharger
2.8 liter and larger motors must add 125bs to weight minimum
Pro Mod 1250
Any boat size
Boat with driver race ready must weigh 1250lbs
Any modification to motor
Any fuel
Fuel injection or carbureted motors allowed
No Nitrous Oxide
No Turbocharger
No Supercharger
2.8 liter and larger must add 125lbs to weight minimum
Pro Drag
Any boat size
No weight limit
Any modification to motor
Any fuel
Nitrous Oxide allowed
Turbocharger allowed
Supercharger allowed