Cavitation or Pseudo-Cavitation

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75% of Hydraulic Pumps Die from THIS Silent Killer (And It’s NOT What You Think)

Coming Tomorrow: A Jaw-Dropping Live Demo That Will Change How You Maintain Hydraulics Forever

You’ve heard the scream of a cavitatingily cavitating pump. You’ve replaced “bad” pumps that tested fine on the bench. You’ve stared at foamy reservoirs and blamed “aeration”…

But what if 75% of open-loop pump failures are 100% preventable — and the fix costs less than a coffee a month?

In this explosive 45-minute video dropping tomorrow, hydraulic legend Rory McLaren fires up the MF-200 Cavitation Trainer — a fully transparent system that lets you see cavitation form and collapse in real time.

Here’s what you’ll witness:

  • The hidden “point of reference” every service manual buries (and why yours is wrong)
  • True cavitation: Dissolved air exploding out of oil at 15 inHg — then vanishing on the discharge side
  • Pseudo-cavitation: One hairline leak turns your system into a milkshake (and kills flow instantly)
  • The vortex trap: Watch 1.8 GPM return lines whip oil into a tornado when levels drop
  • Why inlet vacuum checks beat flow meters alone — and how to add them in 10 minutes

“I analyzed pump failures for 10 years. 75% showed cavitation damage. All of them could’ve been saved with a $30 gauge and a 30-day check.” – Rory McLaren