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159: Context Helps
Here's the skinny: a sample came in with a blank oil slip, and high wear metals .Maybe we're looking at an engine with a problem, or a transmission f…
9 months ago
158: Let's Talk Triage
Bad news: we found coolant in your engine, and parts are wearing heavily. What now?
Ready to start your oil analysis journey? …
9 months, 2 weeks ago
157: High Alts and Low TBNs
The TBN is a popular test for automotive engine oil, and it's gaining traction in the aviation world, too. But is it a useful test for aircraft oil? …
10 months ago
156: Filtering Concerns
We talk often about whether you can keep a fill of oil in use longer. But what about an oil filter? And when is installing a bypass system a good ide…
10 months, 2 weeks ago
155: Coolant Testing and Turkey Temps
There's a lot we can tell you about your coolant, and there's a lot we can't. Blackstone Joe demonstrates our limits, and sprinkles in a little culin…
11 months ago
154: The Recipe
"Extended Oil Interval" isn't your typical Thanksgiving staple, but we've got a good recipe to share regardless. No actual food-based recipes include…
11 months, 2 weeks ago
153: Oil in a Day's Work Vol. 2
We get samples from a lot of different unit types. Trucks, boats, planes -- if it uses oil, chances are we've seen it at least once. In this episode,…
11 months, 4 weeks ago
152: The Flush
Engine flushes! What do they do and how do they show up in oil analysis? Blackstone Joe has the answers.
Have a question or shoutout? Leave a message…
1 year ago
151: Stump the Analyst
Some samples leave us with more questions than answers, such as: How does an air-cooled engine develop a coolant leak? Blackstone Joe invites you to …
1 year ago
150: Running 70s Oil in a 20s Engine
What happens when you put tractor oil from 1975 into a modern lawnmower engine? That's just what analyst Chris Tulley was wondering -- so then he wen…
1 year, 1 month ago