Up for auction is 2 used MerCruiser pulleys Water Pump and Crankshaft #3927797AF and 3793716. These are used and in good condition There are no cracks or repairs seen on these items. These fit many GM based 4, 6, and 8 cyl engines. Water pump pulley has small ding as seen in last picture. Ding should be easy to fix. Please see all pictures for condition, style, fitment and what's included. The shipping is $14 in the 48. Any return shipping is buyer responsibility.