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  1. M

    Supertech 15/40 '99 7.3 PSD

    This is my first UOA.I don't put many miles on an oil change but I do change every 6 months. 3717 miles/6 months on oil 95412 on 7.3 PSD glycol 0 cu 1 fe 10 cr 2 pb 1 al 2 si 5 sn 0 mo 8 ni 1 mg 196 zn 1170 ca 2368 p 1151 b 5 ba 0 cd 0 mn 0 ag 0 ti 0 v 0 k 1 soot 0 water n nitration 6 sulphur 18...
  2. M

    Not all lubricity additives are rated equal!

    I found this link(http://www.delphidiesel.com/DATA/DDSU203.pdf), and it shows that Diesel Kleen (Power Service) actually decreases the lubricity of un-treated diesel fuel. Mabey that is where the metals are coming from in alot of the UOA. If this is an accurate rating ,it is bad news for me...
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