77. No oil, no problem?

It's a common scenario in our line of work: engine runs dangerously low on oil and the owner is left to wonder what's the damage. Are repairs, replacement, or a rebuild inevitable? Or, did the engine escape without any obvious issues showing up in the used oil? Blackstone Joe is here to break down two scenarios with very different outcomes, detailing why it's important to not to jump to conclusions and go straight to the data.