[MudChucker]

I was at costco today and saw Castrol Syntec 5W50 for very cheap... the label says it meets or exceeds SJ standards, and the API circle does not have the "energy conserving" statment in the lower half of the ring.

This would indicate that is it safe to use in the Rincon ??

 

[rinconchikinman]

I use it in mine.