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Boat Classes | the Various Race Classes | Common Questions and some Answers What type of boat is used for each class is a pretty common question, I've put the basic Cell-Motor-Hull restrictions below. For more information go to the NAMBA or IMPBA sites. | Class | Cell Count | Motor | Motor Count | Comments | | M-2 | 1-4 | 05, Ferrite, Modified | Single | | | N-1 | 1-6 | Stock ROAR Motor | Single | 18" to 22" Mono or Hydro Hull | | N-2 | 1-6 | Any Modified 05, Brushed or Brushless | Single | 18" to 22" Mono or Hydro Hull | | O | 7-8 | Any Brushed or Brushless | Any | 20" to 26" Mono or Hydro Hull | | P | 9-12 | Any Brushed or Brushless | Any | 24" to 30" Mono or Hydro Hull | | LSH | 9-12 | Speed 700-class | Single | 24" to 30" Hydro in the spirit of limited or unlimited hydro plans | | OPC | 12 | Outboard | Any | Tunnel hull boat with outboard on the transom | | Q | 13-18 | Any Brushed or Brushless | Any | 29" to 34.5" Mono or Hydro Hull | | S | 19-24 | Any Brushed or Brushless | Any | 35" to 40" Mono or Hydro Hull | | T | 25-32 | Any Brushed or Brushless | Any | Minimum 43" Mono or Hydro Hull |
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