Please be advised that the following Stock Outboard Class Parity Committees have met and voted unanimously to make the following technical changes to the Sidewinder engines.
A Class Parity Committee:
Model 15S Sidewinder engine.
Combustion volume shall be: 15cc to 16.5 cc.
The engine shall now use a Dellorto 21 mm carburetor and a new sprayshield mounting bracket.
B Class Parity Committee: