Water Pump with Metal Impeller

[seningen]

Originally Posted by moresquirt

So am i correct in thinking that all stock porsche autos have plastic impeller pumps installed from the factory or were ther some years that did not.I have approx 60,000 miles on my 06 BoxsterS with the original pump,i did cheak it in the fall before storage and there was a very small amount of play in the pully,maybe 1 mil,is that exceptable.Thx

Small play does not stay that way for long -- as soon as it worsens -- that plastic impeller is in jeopardy -- or the whole pulley can come off (seen it twice).

I would plan on replacing the WP as spring maintenance.

Mike