here we see what lack of maintenance looks like or just not looking after the truck cause after the low oil pressure was there, he could have not driven it anymore but he kept running it, making the damage way worse and more expensive..
Hey bro it's always virtue to have good sameritan to help and advice people ....if you can provide contact info of shop and location you will help people and do business too ....keep up the good work
Here in Europe we have old VW pure N/A diesels in small cars that are known for running more than million kms, but... There is one key to it. Maintenance! My 2001. Lupo 1.7 SDI gets 5 new quarts of cheapest syntetic engine oil EVERY few tousand kms plus oversized oil filter just in case. But running big expensive 18 wheeler like that is just... Wrong.