i got like 5 sets of plugs in my garage. i've gone through 3 sets already. same $hit happens, plugs in cylinder 3 and 4 is cooked and 1 and 2 is not. i can smell fuel on plugs from cylinder 1 and 2. i've done new wires, cap, rotor, icm, coil already. still nothing. there is spark at cap and wires. no check engine light at all. car starts up right away, but like i said- idles horrible, kinda like a v8 backfiring like crazy putting out exhuast fumes that smells like fuel. anyone know how to diagnose??? please help. thanks.