Sold GM 3963532 Harmonic Balancer Damper 454 LS5 LS6 8"

**wannarun70** · #1 04-05-2020, 11:15 PM

Do these balancers have dates on them? And I've noticed that some balancers with the same casting number have a different amout of what appears to be drilled holes around the outermost face of the balancer. Are these done for balancing purposes? Thanks. Mark

**wannarun70** · #2 04-08-2020, 04:28 PM

Anybody???

**Keith Seymore** · #3 04-08-2020, 06:47 PM

Quote:

Originally Posted by wannarun70

And I've noticed that some balancers with the same casting number have a different amout of what appears to be drilled holes around the outermost face of the balancer. Are these done for balancing purposes? Thanks. Mark

Yes.

K

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