Jim; I know what you are getting at and yes the filter is orange and no the oil smells and feels like oil. I thought I had sprung a leak and ran it low, hence the chattering, so I checked out the oil and it is fine.....Russ _______________________________________________ AMC-list mailing list AMC-list@xxxxxxxxxxxx http://list.amc-list.com/listinfo.cgi/amc-list-amc-list.com