2022 Classes & Rules

Call Out Class

Racers will choose their opponent for the first round. After the first round, the class will follow the traditional double elimination process. No technical requirements, no weight requirements, no trim timers.

Formula

This class is intended for entry level racers only.

Boats originally configured to seat 3 or more. Only steel or chrome bores, no NiCom/Nikasil plated engines allowed, except for 2.0-liter and 2.4-liter. No trim timers allowed. No aftermarket ignitions allowed. Modifications to motors allowed. 24-volt trim allowed. 15” midsections and above allowed. No small gearcases allowed. Yamaha and Johnson/Evinrude engines allowed 2.7-liter and below and must retain stock ignition. Weight requirements are at the sole discretion and decision of the S.O.D.A technical crew. Please call about your rig BEFORE you bring it to a race. Weights will be determined by entries that are entered.


Weight & Technical Requirements

  • 2.5-liter engines paired with Laser XRI Injection

        • Additional 50lbs

        • 130lbs maximum compression

  • 2.5-liter carbureted engines

        • 165lbs maximum compression

  • 2.0-liter and 2.4-liter engines

        • 165lbs maximum compression


Formula ll

This class is intended as a step to V-6 Pro or other classes.

Boats originally configured for 3 or more seats. Only steel bore and chrome bore engines allowed, no NiCom/Nikasil engines except for 2.0-liter and 2.4-liter engines. All engines 2.7-liter and below allowed. Engine modifications allowed. 15” midsections and above allowed. Only large diameter 4 ¾” gearcases allowed. No small gearcases. 24-volt trim allowed. Trim timers allowed. No aftermarket ignition systems allowed. Please call about your rig BEFORE you bring it to a race. Specific weight adjustments may be made the day of the event by SODA officials.


Weight & Technical Requirements

  • Engines 2.7-liter and below 1325lbs

  • All carbureted engines 205lbs maximum compression

  • 2.5-liter engines paired with Laser XRI Injection allowed 165lbs maximum compression

  • Laser XRI Injection system must remain stock except for SVS or similar system

    • Remote fuel trim devices must be disconnected

    • Laser XRI Injection system must remain stock except for SVS or similar system


Bass and Ski

Any hull originally configured to seat 3 or more. Any motor combinations allowed. 15” midsections and above. No alcohol, no nitrous.


Weight Requirements

  • Engines up to 2.7-liter 1600lbs

  • Engines 2.8-liter and above 1725lbs

  • All V-8 engines 1850lbs

  • V-6 Pro Combos allowed at 1500lbs. Mercury 4/5 petal engines allowed at 1450lbs.


River Racer

Any type hull allowed. Any motor configuration, midsections 15" and up, no alcohol, no nitrous. Compression limited to 150 lbs. Any gearcase allowed.


Weight Requirements

  • Engines up to 2.7-liter 1325lbs

  • Engines 2.8-liter and above 1455lbs

  • All V-8 engines 1625lbs

  • V-6 Pro Combos allowed at 1275lbs. Mercury 4/5 petal motor engines allowed at 1250lbs.


Pro Mod 1400

Any type hull allowed. Any motor combination allowed. Any engine modifications allowed. 15'' midsections and above allowed. No alcohol or nitrous.


Weight & Technical Requirements

  • Engines up to 2.7-liter 1400lbs

  • Engines 2.8-liter and above 1525lbs

  • All V-8 engines 1725lbs

  • V-6 Pro Combos allowed at 1325lbs

      • V-6 Pro 5 Petal engines allowed at 1275lbs

  • Modified Carb Setup allowed at 1270lbs


Modified Carb

All hull types allowed. Any motor combination. Race gas with additives allowed, no alcohol-based fuels. Any mid, any gearcase, any modifications. Carburetors only, bypass setup allowed.


Weight & Technical Requirements

  • Engines up to 2.7-liter 1400lbs

    • 150lbs compression

  • Engines 2.8-liter and above 1525lbs

    • 150lbs compression


V-6 Pro

Any hull allowed. Only Pro Max or black motors allowed, steel or chrome bores, no NiCom/Nikasil bores or high performance NiCom/Nikasil motors allowed, except for 2.0-liter or 2.4-liter engines. Only large diameter 4 ¾” gearcases allowed. No small diameter cases allowed. 12” Midsections are allowed.


Weight & Technical Requirements

  • Stock XRI Injection 7 Petal Reeds

    • 185lbs compression

    • 1325lbs

  • SVS or alteration of Stock XRI Injection

    • 165lbs compression

    • 1325lbs

  • Stock XRI Injection or Carburetors - 5 Petal Reeds

    • 155lbs compression

    • 1275lbs

  • All 2.0-liter and 2.4-liter engines

    • Unlimited compression

    • 1275lbs


Pro Mod 1250

Any hull, any motor combination allowed. Race gas with additives allowed. Any mid. Any gearcase.


Weight Requirements

  • Engines up to 2.7-liter 1250lbs

  • Engines 2.8-liter and above 1375lbs

  • All V-8 engines 1575lbs


Pro Drag/Unlimited

Any type hull allowed, any motor combo, alcohol allowed, nitrous allowed, no minimum weight.


3 Cylinder Class (Mod 90)

Any original factory 3 cylinder up to 90 HP fishing motor up to 72 Cubic Inches to 80 Cubic Inches. No motors over 80 Cubic Inches allowed. Powerhead, midsection can be safely modified. Lower unit can be modified but must shift, nosecones are allowed, must have been a production outboard lower unit before modifications. No Quicksilver racing lower units. No nitrous oxide.


Weight Requirements

  • Engines up to 72 Cubic Inches - 860lbs.

  • Engines 72.1 Cubic Inches and above - 960lbs.

  • Weights may be adjusted at the event to ensure competitive racing.



Post-Race Technical Inspection

The top three boats in each class will be required weigh and check-in for technical inspection immediately upon the completion of their class. Drivers and crew should be prepared to submit to a compression test and pull heads in the event that and engine is stroked. All technical contests will be determined by SODA officials. Drivers who infract any class rules may be subject to disqualification and may not receive any payout.