11 year old Chevron delo 400, 1500mi oci, 2002 trans am

Joined
Mar 18, 2010
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12
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SoCal
Looks like I am not going to be using up the rest of the delo on my shelf. Put in some fresh Mobil 0w-40.
Screenshot_20230829-140235.jpg
 
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I read their comment on copper, but what is your thoughts? Does it line up with any recent work on the engine? I'll take the Delo off your hands. ;)
 
I read their comment on copper, but what is your thoughts? Does it line up with any recent work on the engine? I'll take the Delo off your hands. ;)
Never seen wear numbers like that before even when I was drag racing an old 94 lt1 engine. going to see what the Mobil does and make a decision from there. Could just be a coincidence and an excuse to rebuild a stroker.
 
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I think the oil survived well for 11 years! From what I've noticed is that gm's oil load copper.
Really because I've owned a few vortecs and an ls2 never seen copper that high. If that's the case I'll just keep at it until something big changes
 
Really because I've owned a few vortecs and an ls2 never seen copper that high. If that's the case I'll just keep at it until something big changes
The copper would be around the time I would change it but the oil itself did well for the age in all perimeters.
 
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