We had a little Mopar gathering over the weekend and several modern Mopars showed up- two Challenger SRT-8s (One 2008 AT one 2009 MT) and one Challenger R/T. The 09 had less than 500 miles on it. I noticed that both the SRT-8s had oil caps stating that factory fill was Mobil 1 0w40.
Originally Posted By: ADFD1
I'd be interested in that link too. AD
Originally Posted By: opposite_locker
I'll try to find the link, but remember that this pertains only to Chrysler vehicles outside the US. Chrysler does insist on only using 20wt in the US for non-SRT and diesel engines purely because CAFE states that if they want the slightly increased fuel economy figures of using a 20wt oil, they MUST specify that only this oil can be used.