Originally Posted By: Whitewolf
CHF 202 is PAO/HC
CHF 11S is PAO

OK, THANKS! thumbsup

The 11S says synthetic right on the can, whereas the 202 does not mention synthetic at all (but given it's specs, it would have to be at least a semi-syn, as you've stated wink ).
2000 Z28 1SC 6 speed 170K miles
Red Line 0W-40/Sustina 0W-20 (80/20 mix)
Amsoil EaO 64 filter
Synpower 75W-140/4oz. XL-3
Ravenol MTF-2