from ur description ur problem is same as mine lei if u read what i posted before.. n our bike should be similar batches cos mine is orange too.. fy8xxx de.. haha.. but then now i change whole carb including the item u named inside.. still got like no power after 115.. gota see mech soon too.. but hor they said when i changed all should be fine but now i duno whats the cause either..
but after carb changed u wont feel the problem of when u cold engine start bike.. as for will u be back to my current problem will have to wait n see.. anyway i change carb at $220.. cos that item alone might c