Availability
1957 CHEVROLET Harmonic Balancers
Harmonic Balancer Cover, Aluminum, Black, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each
Part Number: PRO-66517BKC
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer Cover, Aluminum, Chrome, 8 in. Diameter, Degree Markings, Chevy, Small Block, Each
Part Number: PRO-141-726
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy Small Block, Pontiac 2.5L, L4, Each
Part Number: ATI-917782
Not Yet Reviewed
Estimated Ship Date: Feb 17, 2026 if ordered today
Estimated Ship Date: Feb 17, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Crank Hub, Internal Engine Balance, Chevy, Small Block, Each
Part Number: ATI-916169
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Repair Sleeve, Harmonic Balancer, Steel, Each
Part Number: TMK-88176
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer Bolt, Hex Head, Steel, Yellow Zinc Dichromate, Chevy, Small Block, Each
Part Number: PIO-859012
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Steel, Chevy Small Block, Pontiac 2.5L, Each
Part Number: ATI-917260
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Harmonic Balancer, Race, Internal Balance, Steel, Black, Chevy, Small Block, 4.3L V6, Each
Part Number: PIO-872021
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Harmonic Balancer Cover, Aluminum, Chrome, 8 in. Diameter, Degree Markings, Chevy, Small Block, Each
Part Number: PRO-66518CC
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Shell, Super Damper, Internal Balance, Aluminum, Black, Chevy, Small Block, Each
Part Number: ATI-917070
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Chevy, Small Block, Jesel Belt Drive, Each
Part Number: ATI-917236
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Bolt, Crankshaft, Hex Head, Chevy, Small Block, LT1/LT4, Each
Part Number: NAL-9440024
Estimated Ship Date: Today
Estimated Ship Date: Today
Timing Tape, 6 3/4 in. Diameter Balancer, Chevy, Small Block, Each
Part Number: MRG-1588
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Internal Balance, Aluminum, Black, 6.325 in. Diameter, Chevy, Small Block, Each
Part Number: ATI-917261
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Harmonic Balancer Cover, Aluminum, Chrome, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each
Part Number: PRO-66517CC
Estimated Ship Date: Today
Estimated Ship Date: Today
Bolt, Harmonic Balancer, Hex-Head, Steel, Black Oxide, 7/16 in.-20, Chevy, Each
Part Number: ATI-951501
Estimated Ship Date: Today
Estimated Ship Date: Today
Timing Tape, 6 in. Diameter Balancer, Chevy, Small Block, Each
Part Number: SUM-161592
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, Super Damper, Supercharged, Internal Balance, Steel, Black, Chevy, Small Block, Each
Part Number: ATI-918873E
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Crankshaft, Steel Hub, Chevy, Small Block, with Big Block Snout Dry Sump
Part Number: ATI-916043
Not Yet Reviewed
Estimated Ship Date: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Chevy, Small Block, Each
Part Number: ATI-917411
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, Small Block, Each
Part Number: ATI-917784
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Harmonic Balancer, Street Performance, Internal Balance, Nodular Iron, Black, Chevy, Small Block, 4.3L V6
Part Number: PIO-872001
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer Bolt, Hex Head, Steel, Yellow Zinc Dichromate, Chevy, Small Block, Each
Part Number: SPE-4699
Estimated Ship Date: Today
Estimated Ship Date: Today
Harmonic Balancer, SFI, Internal Balance, Steel, Satin Black, Chevy, Small Block, Each
Part Number: TSN-30002
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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