easyrider1

i am having a hard time figuring this out the car was running and seemed to be losing power and was trying to see what was going on brought it up to 3000 rp and then down no back fire and tryed it again on the way down it died . then it would not start again tries to start but no power to coil or past changed ignition controle module still no change changed coil no change now not shure what is next to try ? any ideas would be helpful. thanks