help i have tried everything to fix my bike .I have a 2003 v-star 1100 it started poping through the carb then it wont rev up but will idle fine.i have taken the whole motor apart.check the valves for leaks arounds the seets put new plugs in it,new gas, check the valve lash set it to factory .and check the timing compression is good .I don't know about the sensors maybe it could be a sensor.can some one let me know what they think or if they has a similar problem with there v-star.help it has to be something dumb.