The engines are basically;
495 to 510 cu in
9.5 to 1 compression
single dominator carb.
Brodix, non-modified, heads
7000 rpm maximum
The Class;
SUPERBOAT CLASS™ will be a consolidation of the SUPERBOAT 750, SUPERBOAT 850, and SUPER CAT CLASSES (the old SUPER CAT CLASS is also known as Super Cat Lite.