2003 4.3 Vortec V6
Miles on oil about 5K
Miles on unit about 64K
Time on oil 1 year
aluminum 2
iron 7
copper 5
lead 11
tin 2
molly 43
nickel 1
manganese 1
potassium 29
boron 64
silicon 21
calcium 3113
magnesium 81
phosphorus 675
zinc 843
sus@210 63.5
visc@100 11.2
flash 405
fuel antifreeze .72
TBN 4.4
Blackstone says everything looks good except it has developed the dreaded Vortec intake leak. So off the the shop it goes here in the next few weeks to get fixed. It used about half a gallon of coolant in the past year.
Miles on oil about 5K
Miles on unit about 64K
Time on oil 1 year
aluminum 2
iron 7
copper 5
lead 11
tin 2
molly 43
nickel 1
manganese 1
potassium 29
boron 64
silicon 21
calcium 3113
magnesium 81
phosphorus 675
zinc 843
sus@210 63.5
visc@100 11.2
flash 405
fuel antifreeze .72
TBN 4.4
Blackstone says everything looks good except it has developed the dreaded Vortec intake leak. So off the the shop it goes here in the next few weeks to get fixed. It used about half a gallon of coolant in the past year.
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