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Vehicle Info NeededPROFORMPART NUMBER: 778-66509
Harmonic Balancer for Small Block Chevy 6-3/4" Internal Balance with Center Timing Mark
$8999
Ships on 09/09/2026
Lowest Price GuaranteeHarmonic Dampers
- Harmonic Balancer
- Small Block Chevy
- 1984-1995 350 with Center Timing Mark
- 6-3/4" Internal Balance
- Fits Chevy Small And Big Block Engines
- Brand New OE Replacement
Part TypeHarmonic Balancer
BrandPROFORM
Package Height3.2
Package Width7.2
Package Length7.5
Weight8.89 PG
Part CategoryPerformance Parts
Degree MarkingsNo
Harmonic Balancer ConstructionElastomer
QuantitySold individually
Mounting Hardware IncludedNo
Harmonic Balancer MaterialNodular iron
Part FitmentSemi Universal
Outside Diameter6.75 in (171.5 mm)
Safety RatingNot SFI Approved
Engine BalanceInternal
Harmonic Balancer FinishNatural
Vendor Part Number66509
Package Qty1
Package TypeEA
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