1966 CHEVROLET Harmonic Balancers

Harmonic Dampers, SFI Approved - Big Block 396/427 - 8" - Internal

Part Number: SCA-SCA9004

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Harmonic Balancer, Street Performance, Internal Balance, Nodular Iron, Black, Chevy, Small Block, 4.3L V6

Part Number: PIO-872003

4.67 out of 5 stars ( 3 )

Estimated Ship Date: May 11, 2026 if ordered today

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Repair Sleeve Various Makes 50-04

Part Number: FWB-SR3491

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Estimated Ship Date: May 29, 2026 if ordered today

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Harmonic Balancer, Internal Balance, 6.685 in. Diameter, Iron, Buick/Chevy/GMC/Olds/Pontiac, Inline 6, Each

Part Number: PIO-DA-2500

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Repair Sleeve Various Makes 49-15

Part Number: FWB-SR3506

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Estimated Ship Date: May 29, 2026 if ordered today

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Harmonic Balancer, Internal Balance, Nodular Iron, Chevy/GMC, Small Block, Each

Part Number: ATP-102041

3.0 out of 5 stars ( 2 )

Estimated Ship Date: May 5, 2026 if ordered today

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Harmonic Balancer, Internal Balance, Nodular Iron, Cadillac/Chevy/GMC, Small Block, Each

Part Number: ATP-102053

4.75 out of 5 stars ( 4 )

Estimated Ship Date: May 5, 2026 if ordered today

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Harmonic Balancer Component, Counterweight, Bolt-On, External Balance, Chevy, Big Block, Each

Part Number: INW-925

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6.75" SBC Race Damper - BBC Snout

Part Number: INW-107B

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Harmonic Balancer, Red Series, Internal Balance, 0.001 in. Underbore, Steel, Black Powdercoated, 6.200 in. O.D., SFI 18.1, Chevrolet, Big Block, Each

Part Number: RMA-NA02071

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Combo, Summit SFI Flexplate 168-Tooth, Harmonic Balancer, Fluidamper, Flexplate Bolts, Chevy, 265-350, Kit

Part Number: CMB-13-0083

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Repair Sleeve GM,Isuzu 64-05

Part Number: FWB-SR3479

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Estimated Ship Date: May 29, 2026 if ordered today

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Repair Sleeve Various Makes 48-08

Part Number: FWB-SR3514

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Estimated Ship Date: May 29, 2026 if ordered today

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Repair Sleeve Various Makes 50-08

Part Number: FWB-SR3511

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Estimated Ship Date: May 29, 2026 if ordered today

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Harmonic Balancer, Race, Internal Balance, 7.960 in., Iron, Black, GM, with GM V6, Chevy Small Block V8, Each

Part Number: PIO-872023

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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

Part Number: PRO-66509

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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HUB

Part Number: FLU-100012

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Estimated Ship Date: May 27, 2026 if ordered today

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Bolt Kit SB Chevy Balancer

Part Number: STG-8993

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Estimated Ship Date: May 5, 2026 if ordered today

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Repair Sleeve GM 51-81

Part Number: FWB-SR3493

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Estimated Ship Date: May 29, 2026 if ordered today

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Harmonic Balancer, Race, Internal Balance, 7.960 in., Iron, Black, Chevy, GMC, 396, 402, 427, Each

Part Number: PIO-872025

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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HARM BAL SLEEVE

Part Number: PIO-HB4123

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Estimated Ship Date: May 11, 2026 if ordered today

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Harmonic Balancer, SFI, Internal Balance, 7.0 in., Iron, Black Painted, Chevy, Big Block, Each

Part Number: PIO-872046

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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Harmonic Balancer, Internal Balance, Nodular Iron, Chevy/GMC, Inline 6, Each

Part Number: ATP-102070

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Estimated Ship Date: May 5, 2026 if ordered today

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Harmonic Balancer, SFI 18.1, Internal Balance, Steel, Black Painted, Chevy, 396, 402, 427, Each

Part Number: TSN-31004

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Estimated Ship Date: Jun 22, 2026 if ordered today

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Repair Sleeve Various Makes 61-02

Part Number: FWB-SR3536

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Estimated Ship Date: May 29, 2026 if ordered today

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