8850 miles in DFW area
84,500 total miles
60/40 Highway/City/Lots of traffic
No makeup oil
Supertech Filter
Oil Changed with Penz 10W-40 High Mileage (as exp.)
Blackstone Labs
Lower Intake Replaced at 58k, there was coolant in oil. Engine has always had a very quite "knock" when warm idleing. Engine also has piston slap when cold started.
This UOA/Previous UOA (2000 miles at 67,500), AVG.
Aluminum.........3/3/3
Chromium.........1/1/1
Iron.............22/10/18
Copper...........25/30/15
Lead.............3/1/4
Tin..............3/0/1
Moly.............72/64/31
Nickel...........1/0/0
Silver...........0/0/0
Titanium.........0/0/0
Potassium........7/8/5
Boron............99/146/148
Silicon..........35/42/16
Sodium...........6/8/6
Calcium..........2821/3268/1789
Magnesium........19/25/375
Phos.............679/816/740
Zinc.............880/948/911
Barium...........0/0/0
SUS viscosity....64.7/56-62
Flashpoint.......375/>365
Fuel............. Antifreeze.......0/0
Water............0/ Insolubles.......0.5%/
[ May 13, 2004, 09:25 PM: Message edited by: jscott ]
84,500 total miles
60/40 Highway/City/Lots of traffic
No makeup oil
Supertech Filter
Oil Changed with Penz 10W-40 High Mileage (as exp.)
Blackstone Labs
Lower Intake Replaced at 58k, there was coolant in oil. Engine has always had a very quite "knock" when warm idleing. Engine also has piston slap when cold started.
This UOA/Previous UOA (2000 miles at 67,500), AVG.
Aluminum.........3/3/3
Chromium.........1/1/1
Iron.............22/10/18
Copper...........25/30/15
Lead.............3/1/4
Tin..............3/0/1
Moly.............72/64/31
Nickel...........1/0/0
Silver...........0/0/0
Titanium.........0/0/0
Potassium........7/8/5
Boron............99/146/148
Silicon..........35/42/16
Sodium...........6/8/6
Calcium..........2821/3268/1789
Magnesium........19/25/375
Phos.............679/816/740
Zinc.............880/948/911
Barium...........0/0/0
SUS viscosity....64.7/56-62
Flashpoint.......375/>365
Fuel............. Antifreeze.......0/0
Water............0/ Insolubles.......0.5%/
[ May 13, 2004, 09:25 PM: Message edited by: jscott ]