Hello i have a 1997 nissan maxima se i am getting no spark to cylinders 1,2 and 3 the car starts up but shutters and shakes when i step on the gas i changed the ecu but that didnt help i changed the knock sensor but that didnt help i checked the coils with a in line spark tester and ther was no spark in cylinders 1,2 and 3 i switched the coils around to the cylinders 4,5, and 6 and the coils are fine

 

Wrong forum, unless you gave up and want to sell it - in which case you need to post a price.