For what it is worth...
"13. Using Crankshaft Damper Replacer T74P-6316-B and Water Pump Pulley Remover/Replacer with shaft protector and screws T94P-6312-AH or equivalent, remove water pump drive pulley from LH intake camshaft (6250).
the picture is vauge. is there a groove around the hub that is pressed onto the shaft? If so you need the special pulley remover/ install set that uses a split grooved washer. About $25 from harbour freight. $50 us made. These pull only on the hub and not anywhere on the pulley rim area.
Bill D.
to see what I am talkng about
HF part Number is 40749
at
http://www.harborfreight.com/cpi/ctaf/headsearch.taf?function=Search