http://www3.towerhobbies.com/cgi-bin...?&I=LXFY26&P=7 this says it is for the 40-45K series i have 2 carbs that need that part one is for a G45 and the other for a G51 those look like they would fit, i just want to make sure even they are for the K series

These assemblies will interchange with the ones with the wire needle and choker nut.

thanks