My Lincoln Mark VIII is about to turn 88K miles and has 12 years on the original plugs. It still runs well, but I'm going to replace them soon.
I was considering the NGK Platinums or Iridiums. Are iridiums okay in these Ford engines?
Thanks in advance.
I was considering the NGK Platinums or Iridiums. Are iridiums okay in these Ford engines?
Thanks in advance.