My buddy needs a water pump for his 89 300E 103M. A rebuilt factory is $200. A new Bosch at Pep Boys is $125 (approx). Any other suggestions? Go new or rebuilt on this part. Factory or aftermarket?

The 617 diesel is a factory rebuild only as I understand.

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84 300DT Puke Yellow. Totalled after 438,000
84 300DT Orient Red. 169,000 (actual mileage may vary)
2002 Explorer EB (wife's)