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Below are the rules we will follow for this class. Just to be clear this is a STOCK Motor Class. Anyone trying to be funny with the rules will be asked to race elsewhere.
NAMBA CLASSIC THUNDERBOAT RULES (July 2008)
a. Hull Specifications
i) The boat may be of wood or fiberglass construction.
ii) The hull length will be between 48” – 56”.
iii) The hull width will be a minimum of 24”.
iv) The transom will be a minimum of 10” in width.
v) The hull design will only be one of the following types: round nose,
step deck, or chisel nose.
vi) Nothing on the boat may be further than 5 1/4" behind the transom.
b. Motor Specifications
i) Engines will be a Zenoah G260 PUM. The Engine may run a stock
257 carburetor. No internal modifications are allowed. All
replacement parts must be from the original manufacturer and the
same type engine (Zenoah 260 to Zenoah 260). No part swapping
from other manufacturers or engine types is permitted.
ii) Any pipe combo may be used. The pipe and muffler must be inside
the boat and exit through the transom.
c. Appearance
i) The boat must have a sponsored paint scheme with sponsored IDs
and U numbers on the boat.
ii) The boat must have a driver in a front or rear cockpit. The driver
must be a scale of 1/8 to 1/6 in relationship to the size of the boat.
iii) The boat must run with an engine cowling or dummy engine to cover
as much of the boat’s engine as possible.
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