03-09-2026, 11:19 AM

Mr. G

Chief Ponti-yacker

Join Date: Oct 2004

Posts: 609

Haven't seen a double grooved water pump pulley with different sizes before on a '73. The factory pulley would have been the same size on both grooves if I remember correctly. I think I have a factory one here near Reno if that is something you would be interested in.

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