Originally Posted by
lee2cossies
Iv just had 2 densos give up after 200 miles and a set of 071's started missing after 300 miles! Got a combination of the 2 now just to get the car running on 4 cylinders.
I have had the same set of Denso Iridium plugs in my car for the last 18 months with no problems at all. I cant understand why you have had 2 fail in such a short distance. I have got wasted spark ignition, maybe that helps?