g'day all need a little help ,can anyone help with a photo or web link, (googled my fingers off)i mucked up was getting a kit for the carby (186)but when i took the top off to check float levels etc i lost the cam that the idle screw sits on, and the choke link pushes to raise the idle,if anyone has one in there parts bin can i get a photo next to a tape to show size so i can make one,i think it was boomerang shape or just flat bottom round top, thanks all. markus