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  #38  
Old 09-08-2012, 11:31 PM
kwt63cat kwt63cat is offline
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Join Date: Feb 2006
Location: Wauwatosa, Wi.
Posts: 34
Default 4 bolt water pump

Engine-ear,
I was referring to those on this thread. I have the original 389 in my Catalina. I had the 4 bolt pump out once for some reason but didn't pay much attention to the impeller.