Last two oil changes. Mostly a 20 mile one way drive to work and 8 mile one way for groceries. Have a different vehicle for winter driving. Using a Fleetguard LF3554 filter. Will probably stick with 10k oil changes as I got about the most out of it as I could have.
Veh Miles 111027, 121565
Oil Miles 8093, 10538
Iron 23, 26
Alum 4, 6
Copp 8, 11
Lead 6, 11
Tin 2, 3
Sili 13, 12
Sod 35, 44
Pot 3, 3
Moly 13, 8
Anti 1, 0
Mang 0, 1
Bor 19, 10
Magn 29, 11
Calc 2321, 2282
Bar 1, 0
Phos 927, 893
Zinc 1116, 1113
Soot H2O Visc 12.0, 11.8
TBN 3.06, 2.03
Oxid 17, 26
Nitr 20,14
Veh Miles 111027, 121565
Oil Miles 8093, 10538
Iron 23, 26
Alum 4, 6
Copp 8, 11
Lead 6, 11
Tin 2, 3
Sili 13, 12
Sod 35, 44
Pot 3, 3
Moly 13, 8
Anti 1, 0
Mang 0, 1
Bor 19, 10
Magn 29, 11
Calc 2321, 2282
Bar 1, 0
Phos 927, 893
Zinc 1116, 1113
Soot H2O Visc 12.0, 11.8
TBN 3.06, 2.03
Oxid 17, 26
Nitr 20,14