Autolite double platinum plugs? Also indexing?

[art leong]

Originally Posted by SSDiv6

Art, what is the part number of your current plugs?

The plugs I've been using are Brisk RR12S The stock plug would be a Champion 470.
The plug I'm going to try is an Autolite APP5263.
My cylinder head is from a 2000 PT Cruiser.

Ed I've heard the same thing about the extended plug and the timing. I'll take some out before running it. I ran more timing than other comparable neons. Could have been the retracted tip.