Here is an interesting comparison. Same 4.7l engine 5w30 Yellow bottle vs PP.
PP held up better, despite more miles, esp viscosity. Blackstone suggested running 6500 miles on the synthetic.
Anyone still think PP is a waste for this vehicle?
JEEP 4.7l V8 24,000 total miles
Miles on Oil PP-5300 / Pennz Yel-4500
(first # is PP, 2nd is Pennz Yellow)
AL 2 2
CHROMIUM 1 1
IRON 13 9
COPPER 1 1
LEAD 1 0
TIN 0 0
MOLY 71 166
NICKEL 1 1
MANG 0 0
SILVER 0 0
TITANIUM 0 0
POTASSIUM 3 3
BORON 31 23
SILICON 9 7
SODIUM 8 6
CALCIUM 2944 1405
MAGNESIUM 14 3
PHOS 679 472
ZINC 829 554
BARIUM 0 0
SUS 60 56
CST VIS 10.2 9.18
FLASH 415 316
TBN 4.2 3.1
PP held up better, despite more miles, esp viscosity. Blackstone suggested running 6500 miles on the synthetic.
Anyone still think PP is a waste for this vehicle?
JEEP 4.7l V8 24,000 total miles
Miles on Oil PP-5300 / Pennz Yel-4500
(first # is PP, 2nd is Pennz Yellow)
AL 2 2
CHROMIUM 1 1
IRON 13 9
COPPER 1 1
LEAD 1 0
TIN 0 0
MOLY 71 166
NICKEL 1 1
MANG 0 0
SILVER 0 0
TITANIUM 0 0
POTASSIUM 3 3
BORON 31 23
SILICON 9 7
SODIUM 8 6
CALCIUM 2944 1405
MAGNESIUM 14 3
PHOS 679 472
ZINC 829 554
BARIUM 0 0
SUS 60 56
CST VIS 10.2 9.18
FLASH 415 316
TBN 4.2 3.1