Quote:
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
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Porsche experimented with metal impellers on a small number of the M97 equipped cars, but almost immediately stopped using them for the same reasons discussed here and switched back to composite impellers.
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