Mate, Look at this thread http://www.skylinesaustralia.com/forums/sh...ghlight=Missing it should answer all... don't go replacing coils and stuff yet, you would be amazed what Silicon can do when pushed between the gaps of the coil body and the metal going round the coil. U Gotta squish it through with ya thumbs! I have replaced the tape with this method and have not had a miss for a very long time... I also run the stock 1.1mm GAP now too!!!!