check us out at bluesaws.com
also some good YouTube content at @timberandtools @dynojoemods2764 @chapsmaketory3960
few things I forgot in video..
400c has muff mod.. that's all I'm aware of..
372xp farmertec version.. has muff mod and possibly gasket delete.. not sure..
blue g366 is one I've been using all year.. same saw.. I stopped leaving it out in rain though..lol