Outboards - V-Belts

Internal Balance Steel Flywheel LS 1, 2, 3, 6, 7 Chevy (Top/Bellhousing Mounted Starter)

These all new steel flywheels are manufactured from certified material that will not break up under the stress and severe punishment of on and off throttle in high RPM marine environments.

Attaching locating tabs have been installed on the ring gear making rear gear shift and movement a thing of the past. 

• Accepts Mercury couplers and heavy duty drive plates
• Multi-point ring gear attachment
• Light weight yet durable
• Zero/neutral balance • 168 tooth gear
• 28 lbs.

Internal Balance Steel Flywheel LSA/LSX Chevy (Bottom Mounted Starter)

These all new steel flywheels are manufactured from certified material that will not break up under the stress and severe punishment of on and off throttle in high RPM marine environments.

Attaching locating tabs have been installed on the ring gear making rear gear shift and movement a thing of the past. 

• Accepts Mercury couplers and heavy duty drive plates
• Multi-point ring gear attachment
• Zero/neutral balance • 168 tooth gear
• 32 lbs.

TITAN Dampener Plate / Aluminum Flywheel Combo for GM up to 1600HP Description GM Big Block

Hardin Marine has again elevated the level of performance drive train options. Until now the industry has been limited by the fact that the largest damper plate available was rated at merely a 1000 ft lbs. While this has been used by many boats with more power than that its also has been the cause of horrific failures and product/trans damage.

This new drive plate combo take the same technology used to build the OEM 1650 HP Turbo QV4's drive plates and mates it to a proprietary flywheel assembly that retrofits to a traditional Big Block Chevrolet engine family.
So if your building an engine that makes monster power this is the solution to harnessing that horsepower and torque

TITAN Dampener Plate / Steel Flywheel Combo for GM up to 1600HP Description GM Big Block

Hardin Marine has again elevated the level of performance drive train options. Until now the industry has been limited by the fact that the largest damper plate available was rated at merely a 1000 ft lbs. While this has been used by many boats with more power than that its also has been the cause of horrific failures and product/trans damage.

This new drive plate combo take the same technology used to build the OEM 1650 HP Turbo QV4's drive plates and mates it to a proprietary flywheel assembly that retrofits to a traditional Big Block Chevrolet engine family.
So if your building an engine that makes monster power this is the solution to harnessing that horsepower and torque

Key Features:

• High strength synthetic cords resist shockload
• Their low stretch properties assure uniform performance over the life of the belt
• Special rubber compound section assures smooth and even transfer of load forces to the cords
• Cogs are molded to precise engineering tolerances to improve flexibility and maintain cord support
• Provides a large area for air circulation keeping the belt cool while preventing heat build up
• Rubber edges maintain positive, no-slip contact with pulley grooves for reliable energy transfer

Additional Details:

• Top Width: 29/64" or 11.5mm
• Effective Length: 55" or 139.7cm

Interchanges/Replaces

Mallory

• 9-55000

Mercruiser Stern Drive

• 57-13458
• 57-13458Q
• 57-13458T

Key Features:

• High strength synthetic cords resist shockload
• Their low stretch properties assure uniform performance over the life of the belt
• Special rubber compound section assures smooth and even transfer of load forces to the cords
• Cogs are molded to precise engineering tolerances to improve flexibility and maintain cord support
• Provides a large area for air circulation keeping the belt cool while preventing heat build up
• Rubber edges maintain positive, no-slip contact with pulley grooves for reliable energy transfer

Additional Details:

• Effective Length: 52" or 132.1cm
• Top Width: 29/64" or 11.5mm

Interchanges/Replaces

Mallory

• 9-55001

Mercruiser Stern Drive

• 57-33170
• 57-37619
• 57-37619Q
• 57-37619T

OMC Stern Drive

• 912714

Key Features:

• High strength synthetic cords resist shockload
• Their low stretch properties assure uniform performance over the life of the belt
• Special rubber compound section assures smooth and even transfer of load forces to the cords
• Cogs are molded to precise engineering tolerances to improve flexibility and maintain cord support
• Provides a large area for air circulation keeping the belt cool while preventing heat build up
• Rubber edges maintain positive, no-slip contact with pulley grooves for reliable energy transfer

Additional Details:

• Effective Length: 46" or 116.8cm
• Top Width: 29/64" or 11.5mm

Interchanges/Replaces

Mallory

• 9-55002

Mercruiser Stern Drive

• 57-48120
• 57-48120A1
• 57-48120Q1

OMC Stern Drive

• 310953
• 909971

Volvo Penta

• 829207
• 950818

Key Features:

• High strength synthetic cords resist shockload
• Their low stretch properties assure uniform performance over the life of the belt
• Special rubber compound section assures smooth and even transfer of load forces to the cords
• Cogs are molded to precise engineering tolerances to improve flexibility and maintain cord support
• Provides a large area for air circulation keeping the belt cool while preventing heat build up
• Rubber edges maintain positive, no-slip contact with pulley grooves for reliable energy transfer

Additional Details:

• Effective Length: 48" or 121.9cm
• Top Width: 29/64" or 11.5mm

Interchanges/Replaces

Mallory

• 9-55003

Mercruiser Stern Drive

• 57-48122
• 57-48122Q

Key Features:

• High strength synthetic cords resist shockload failure
• Their low stretch properties assure uniform performance over the life of the belt
• The compression section, a rubber compound, assures an even transfer of load forces to the cords
• Cogs are molded to precise engineering tolerances to improve flexibility and maintain cord support
• Large area for air circulation to keep the belt cool and prevent heat damage in cushioned section
• Rubber edges maintain positive, no slip contact with pulley grooves for reliable energy transfer

Additional Details:

• Effective Length: 41" or 104.1cm
• Top Width: 29/64" or 11.5mm

Interchanges/Replaces

Mallory

• 9-55004

Mercruiser Stern Drive

• 57-32850
• 57-49043
• 57-49043A1
• 57-64032
• 57-64032A1
• 57-64032Q1
• 57-816544

Volvo Penta

• 950813

Key Features:

• High strength synthetic cords resist shockload
• Their low stretch properties assure uniform performance over the life of the belt
• Special rubber compound section assures smooth and even transfer of load forces to the cords
• Cogs are molded to precise engineering tolerances to improve flexibility and maintain cord support
• Provides a large area for air circulation keeping the belt cool while preventing heat build up
• Rubber edges maintain positive, no-slip contact with pulley grooves for reliable energy transfer

Additional Details:

• Effective Length: 37" or 94cm
• Top Width: 29/64" or 11.5mm

Interchanges/Replaces

Mallory

• 9-55005

Mercruiser Stern Drive

• 57-65607
• 57-65607Q
• 57-65607T

Key Features:

• High strength synthetic cords resist shockload
• Their low stretch properties assure uniform performance over the life of the belt
• Special rubber compound section assures smooth and even transfer of load forces to the cords
• Cogs are molded to precise engineering tolerances to improve flexibility and maintain cord support
• Provides a large area for air circulation keeping the belt cool while preventing heat build up
• Rubber edges maintain positive, no-slip contact with pulley grooves for reliable energy transfer

Additional Details:

• Effective Length: 52 1/2"
• Top Width: 29/64"

Interchanges/Replaces

Mallory

• 9-55007

Mercruiser Stern Drive

• 57-816295Q
• 57-816295T