The lubricating compositions of the present invention comprise a major amount of an oil of lubricating viscosity and {TAIL ~ a minor amount} of the silver protective synergistic combination of {HEAD ~ the present invention} 
The lubricating compositions of the present invention comprise a major amount of an oil of lubricating viscosity and { TAIL ~ a minor amount } of the silver protective synergistic combination of { HEAD ~ the present invention }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD