my car when i go full throttle would choke up then just stopped woriking...it has msd so i just went and bought a regular distuber and it idles fine and everything but when i get on the gas it starts choking and back fires really really loud....i have no clue what the hell is wrong with it the msd still has power going to it but its not hooked up to the distruber if someone can help i am willing to throw a couple of dollars...let me now what you guys think