Harmonic Balancers

Mercury Marine 500, 525EFI - External Balance (Stock) Damper

Part Number: INW-4003

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Mercury Marine 500, 525EFI - Internal Balance Damper

Part Number: INW-4004

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03-04 COBRA WITH METCO

Part Number: INW-811-963

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Estimated Ship Date: Sep 8, 2025 if ordered today

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03-04 COBRA WITH METCO - Super Duty Hub

Part Number: INW-811-963SD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 8, 2025 if ordered today

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03-04 Cobra Damper - OEM Fitment

Part Number: INW-813

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SHELBY GT 500 - STANDARD DIAMETER

Part Number: INW-826

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SHELBY GT 500 - STANDARD DIAMETER - No Relief Hub

Part Number: INW-826SD

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SHELBY GT500 +15 % Overdrive - No Relief Hub

Part Number: INW-828SD

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Estimated Ship Date: Sep 8, 2025 if ordered today

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GM LS1 CAMARO/FIREBIRD & 04-06 GTO..6-RIB DRIVE - STANDARD DIAMETER - Super Duty hub

Part Number: INW-830SD

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Estimated Ship Date: Sep 8, 2025 if ordered today

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GM LS1 CAMARO/FIREBIRD & 04-06 GTO..8-RIB DRIVE - STANDARD DIAMETER

Part Number: INW-832

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GM LS1 CAMARO/FIREBIRD & 04-06 GTO..8-RIB DRIVE - STANDARD DIAMETER - Super Duty Hub

Part Number: INW-832SD

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GM LS1 CAMARO/FIREBIRD & 04-06 GTO..8-RIB DRIVE - 10% OVERDRIVE

Part Number: INW-833

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LS1/2/3/6 Corvette 8Rib Drive +15% Overdrive

Part Number: INW-8402

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LS1/2/3/6 Corvette 8Rib Drive +15% Overdrive - Super Duty Hub

Part Number: INW-8402SD

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LS1/2/3/6 Corvette 10Rib Drive +15% Overdrive

Part Number: INW-8403

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Estimated Ship Date: Sep 8, 2025 if ordered today

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GM LS1/2/3/6 Corvette & 04-08 CTS-V 6-RIB DRIVE -STANDARD DIAMETER - Super Duty Hub

Part Number: INW-840SD

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6.75" LS RACE DAMPER - Passenger Side Flying Magnet Cover

Part Number: INW-845-FM-PASS

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6.75" LS RACE DAMPER - Drivers Side Flying Magnet Cover

Part Number: INW-845FMDRIVER

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6.75" LS RACE DAMPER - Drivers Side Flying Magnet Cover - Super Duty Hub

Part Number: INW-845FMDRIVESD

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6.75" LS RACE DAMPER - Passenger Side Flying Magnet Cover - Super Duty Hub

Part Number: INW-845FMPASSSD

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RACE DAMPER

Part Number: INW-845FMSD-12

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7" LS "BDS" RACE DAMPER

Part Number: INW-846

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7" LS "BDS" RACE DAMPER PASSENGER SIDE FLYING MAGNET

Part Number: INW-846-FM-PASS

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7" LS "BDS" RACE DAMPER DRIVER SIDE FLYING MAGNET

Part Number: INW-846FMDRIVERS

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LS7 Corvette 12 Rib Drive +10% Overdrive

Part Number: INW-8501

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Estimated Ship Date: Sep 8, 2025 if ordered today

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