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Used Outboard Parts & Fresh Water Sterndrive Parts

$79.99
For sale is one used harmonic balancer pulley for Mercruiser stern drives.

The Mercury part number is 863397.

Measures approx
8" Diameter
Hole for 1.245 shaft
outer shaft area 1.76"
thickness of damper 1.328"
overall depth 2.24"

You will receive one used Mercruiser harmonic balancer in great working condition.

All of our salvaged stern drive parts are from freshwater Wisconsin.

This harmonic balancer fits many 350, 377, 383, 5.0, 5.7 and 6.2L Mercruiser Alpha and Bravo stern drives from 1998 and newer. Please research your application, or email us with your serial number and we can check for you.


Please check your part numbers to ensure a proper fit for your application.



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