This analysis consist of this.. 1.9L 4cly engine... 90,500 miles on engine Miles on oil..... 10,500. Using M1 filter Engine been running Schaeffers 15w40 since 70,000 miles. Driving conditions, first 6,000 miles, normal city/ hwy. At 6k I added 1 bottle of 131 neutra. Last 4,500 miles was loaded with my fat butt, wife's (can't disclose size ), 14yr and 7yr old girls, along with all lugage and oil samples and timken machine. Driving conditions on this trip, mostly 80 to 85mph, sometimes topped 95mph.(yeah I know, I drive fast ). Trip was from jacksonville fl, to above ft. worth Tx., to central texas, to Ark(visit Tim), back to Florida. Ambient temp's were 85+ deg.
code:At the end of this trip, I was a qt low at the time I pulled a sample, then I did an oil change. No oil was added during this 10,500 mile run nor any filter changes. [ July 18, 2002, 09:46 PM: Message edited by: BOBISTHEOILGUY ]Wear Metals copper 10 iron 30 chrom 0 alum 2 lead 18 Additives moly 121 phos 1146 zinc 1260 magnesum 14 calc 3587 Contaminants %antifreeze,fuel,%h20 all 0 Oil Properties Vsic 16.65 (sae 50w) sulfur 4 oxidation 32 nitration 35 soot 0