Water Pump Failure Process

[Spinnaker]

Originally Posted by Bfan

This has probably been said here before but I would think that if the impeller blades fail, one should dump the oil pan and valve cowers to look for plastic bits before they clog some passages with catastrophic consequences?

If you find any water pump impeller plastic bits in your oil pan or valve covers, then you have already experience "catastrophic consequences" and should be shopping for a new motor. I don''t think this is a failure that even Jake has seen.