Thread: Amazing used oil analysis on a 4BD1

Admittedly it's on a genset, but it's still gobsmackingly amazing.

Isuzu 4BD1_Amsoil 15w40 - Bob Is The Oil Guy

Virtually zero wear metals, it almost looks like virgin oil.
OK, it's running at a steady load, but still, these engines are bloody amazing and this one would last forever if it doesn't have some sort of catastrophic failure.

can't say the 4BD1 fanclub has been backward at being forward about the wonders of the mighty isuzu