Would appreciate comments on UOA: Engine miles, 53,512 (rebuilt), miles on oil: 3174 City driving, many short trips. Blackstone Univ avg for this type engine in ()
AL 3 (4)
CH 1 (1)
IR 6 (8)
COP 5 (14)
LEAD 10 (5)
Tin 0 (2)
Moly 73 (55)
POTAS 1 (1)
BORON 140 (38)
SILICON 12 (14)
SODIUM 8 (9)...