1981 CHEVROLET K20 Harmonic Balancers

Harmonic Balancer Bolt, 12-Point, Chromoly, 7/16-20 Thread Size, Chevy, Small Block, Each

Part Number: PQX-1042265

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Harmonic Balancer Cover, Aluminum, Black, 8 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-141-728

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Harmonic Balancer Bolt, Steel, Black, Hex Head, Chevy, Small Block, Each

Part Number: MRG-7845

Not Yet Reviewed

Estimated Ship Date: Today

Harmonic Balancer Cover, Aluminum, Black, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-66517BKC

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Harmonic Balancer Cover, Aluminum, Chrome, 8 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-141-726

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Timing Tape, 6 3/4 in. Diameter Balancer, Chevy, Small Block, Each

Part Number: MRG-1588

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Harmonic Balancer Cover, Aluminum, Chrome, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-66517CC

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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• Special Order

Harmonic Balancer Cover, Aluminum, Chrome, 8 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-66518CC

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Harmonic Balancer Cover, Aluminum, Chrome, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-141-725

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Harmonic Balancer Cover, Aluminum, Black, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-141-727

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today