Car: 98 Lexus GS400
Miles at time of oil change: 205k
Oil: Amsoil ASM 0W20 Signature Series oil
Filter: Amsoil EAO15 (large one equiv size to FL1A/PF8A)
Miles: 30100
Time: 13 months
Total add: 1/2 quart around 10k miles.
Lab: Polaris in Indianapolis
I included a VOA from Blackstone that I found here on BITOG for my own comparison. It is not from this actual sample. If there is a blank, then it was not tested
Code:
Amsoil ASM VOA Amsoil ASM Lexus 1UZFE
Iron 0 38
Chromium 0 0
Nickel 0 1
Aluminum 0 5
Copper 0 6
Lead 0 12
Tin 0 0
Cadmium 0
Silver 0 0
Vanadium 0
Silicon 4 29
Sodium 3 92
Potassium 0 2
Titanium 0 3
Molybdenum 146 108
Antimony 0
Manganese 0 0
Lithium 0
Boron 264 31
Magnesium 14 25
Calcium 3779 2938
Barium 0 0
Phosphorus 714 554
Zinc 822 654
TBN 12.6 1.62
Viscosity @ 100°C, cSt 8.8 11.3
Viscosity @ 40°C, cSt 46.7 Not Tested
I have 11k on Castrol Edge with Titanium 5W20 and Purolator Pure One filter in the car now that will be drained here in the next week or so and sent in.
Miles at time of oil change: 205k
Oil: Amsoil ASM 0W20 Signature Series oil
Filter: Amsoil EAO15 (large one equiv size to FL1A/PF8A)
Miles: 30100
Time: 13 months
Total add: 1/2 quart around 10k miles.
Lab: Polaris in Indianapolis
I included a VOA from Blackstone that I found here on BITOG for my own comparison. It is not from this actual sample. If there is a blank, then it was not tested
Code:
Amsoil ASM VOA Amsoil ASM Lexus 1UZFE
Iron 0 38
Chromium 0 0
Nickel 0 1
Aluminum 0 5
Copper 0 6
Lead 0 12
Tin 0 0
Cadmium 0
Silver 0 0
Vanadium 0
Silicon 4 29
Sodium 3 92
Potassium 0 2
Titanium 0 3
Molybdenum 146 108
Antimony 0
Manganese 0 0
Lithium 0
Boron 264 31
Magnesium 14 25
Calcium 3779 2938
Barium 0 0
Phosphorus 714 554
Zinc 822 654
TBN 12.6 1.62
Viscosity @ 100°C, cSt 8.8 11.3
Viscosity @ 40°C, cSt 46.7 Not Tested
I have 11k on Castrol Edge with Titanium 5W20 and Purolator Pure One filter in the car now that will be drained here in the next week or so and sent in.
Last edited: