1995 Dodge Ram 2500, 488ci V10, 158K miles, 3260 miles on Valvoline 10W30 All-Climate, Purolator filter. Mostly highway use and I get 15-17 mpg.
Aluminum 1
Chromium 0
Iron 3
Copper 1
Lead 1
Tin 0
Moly 2
Nickel 0
Manganese 0
Silver 0
Titanium 0
Potassium 0
Boron 6
Silicon 10
Sodium 1
Calcium...