Looking for 2 circulating water pump pulleys for small block "Horizon"

[William Miller]

This is a smaller diameter pulley for closed cooling motors.
Mercruiser Part number 865047t

Thanks Bill!

 

[Bt Doctur]

like for the Bravo type engine mounted pump V belt driven?

 

[William Miller]

like for the Bravo type engine mounted pump V belt driven?

Its on the engine coolant circulating pump.
Its flat on the edge. The backside of the serpentine belt rides on it. The one in the center of the motor above the crankshaft pulley.

ONLY SMALLER