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Proform Balancers 66509 Harmonic Balancer, Internal Balance, Nodular Iron, Natural, 6.75 in. Dia., Avanti, GM, Chevy, Small Block Each

SKU: PRO66509

Harmonic Balancers

Proform Balancers 66509 Harmonic Balancer, Internal Balance, Nodular Iron, Natural, 6.75 in. Dia., Avanti, GM, Chevy, Small Block Each

SKU: PRO66509

Harmonic Balancers
A$431.16
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 14:14:18

Data: v4.2 - Upd: 2026-11-08 22:22:59

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Proform Parts, Proform
StreetFX SKU pro66509
SFX Item ID 5007472
Accounting SKU pro-66509
Manufacturer SKU 66509
Manufacturer UPC 037995365098
Alternative References 66509, PRO-66509

Harmonic Balancer, Internal Balance, Nodular Iron, Natural, 6.75 in. Dia., Avanti, GM, Chevy, Small Block Each

Why mess with cleaning your old balancer when you can have one of these brand new OEM replacement balancers from Proform? These balancers are affordable, and many applications are available to suit your needs.

Product Attributes
BrandProform Parts
Manufacturer's Part Number66509
Part TypeHarmonic Balancers
Product LineProform Balancers
UPC037995365098
Engine BalanceInternal
Degree MarkingsNo
Outside Diameter (in.)6.750
Crankshaft Pulley Bolt Hole QuantityThree
Keyway QuantityOne
Harmonic Balancer MaterialNodular iron
Harmonic Balancer ConstructionElastomer
Harmonic Balancer ColorNatural
Mounting Hardware IncludedNo
QuantitySold individually.
NotesTiming mark only.

Compatibility

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