Quote:
Originally Posted by ryanheacox
I saved a couple of my 100 mile changes from my new engine and used it in my new car  |
When I check mine at 100 miles or so, not much discoloration, looks very fresh, but at 500 is very black.
How many miles on your new engine? Mine was rebuilt last winter, but put on over 3000 miles this year. I also changed very frequently the 1st 1000 miles.