John,
I run Autolite 85 plugs in my G, and it runs fantastic, even with fuel containing ethanol. Follow the tune-up procedure in the factory service manual.
Happy Holidays!
From: Chrysler300@xxxxxxxxxxxxxxx [mailto:Chrysler300@xxxxxxxxxxxxxxx] On Behalf Of John Nowosacki jsnowosacki@xxxxxxxxx [Chrysler300]
Sent: Wednesday, December 23, 2015 5:11 PM
To: list server
Subject: [Chrysler300] G spark plug recommendations
What is the latest recommendation on spark plug type/brand for 61G?