cameljockey":3iespjwz said:How difficult would it be to weld extra counterweights to our US cranks and how reliable would those welds be?
look at this picture, it's not possible.
http://img.photobucket.com/albums/v223/ ... terwei.jpg
the us crankshaft has 2x4 counterweights at an anlge of 180°
the australian crankshaft has 3x4 counterweights at an angle of 120°