Re: DZ Spark Plugs?
Rob,
I have AC R44 plugs in one car and AC 43's in the other. I just pulled them and I would recommend the AC R44...they appear to burn better. The AC R44 car has headers and is 'driven'. The AC 43 car is a 'trailer queen'.
__________________
L.Z.
"...at this point in my life, every day is a Saturday".
|