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Celebrating over 50 years of Trusted Marine Service
Over 50 years of Trusted Marine Service

Belts, Hoses & Clamps

Marine Belts, Hoses & Clamps

Marine Engine Belts, Hoses, Fuel Lines, Coolant Hoses & Clamps

Shop replacement belts, hoses, clamps, and related engine-service parts for marine cooling systems, fuel systems, raw-water plumbing, exhaust hose runs, accessory drives, alternators, and routine maintenance.

Shop Belts, Hoses & Clamps V-Belts Hose Clamps
Fitment Check

Match belt profile, length, pulley style, hose inside diameter, hose rating, clamp size, engine model, and fluid type before ordering.

Ask Parts Desk

Belts, hoses, and clamps are small parts with big consequences. Confirm dimensions, material, pressure or temperature rating, and the system being serviced before installation.

Quick ShopTop OEMFitmentProduct GroupsServiceFAQThermostats & CoolingFuel & Air Systems

Fitment

Measure First, Then Match the Rating

Belts should match the correct profile, length, width, and pulley system. Hoses should match inside diameter, wall construction, bend radius, temperature rating, pressure rating, and the fluid they carry. Clamps should match hose diameter and service load.

Belt SizeHose IDFuel Hose RatingClamp Size

Why It Matters

Heat, Salt, Vibration, and Pressure Wear Parts Down

Cracked belts, soft hoses, swollen fuel line, rusty clamps, loose connections, and chafed hose runs can lead to overheating, leaks, fuel odors, loss of charging, and avoidable downtime.

Search by engine brand, part number, belt number, hose size, hose type, clamp size, or the system being serviced.

BELT

Belts

Drive belts, V-belts, serpentine belts, alternator belts, raw-water pump belts, and accessory belts for engine service.

HOSE

Hoses

Fuel hose, coolant hose, raw-water hose, wet exhaust hose, water hose, heater hose, and replacement hose runs.

CLMP

Clamps

Stainless worm-gear clamps, T-bolt clamps, constant-tension clamps, and clamp hardware for secure hose connections.

Service

Inspect the Whole Run, Not Just the Failed Part

A belt, hose, or clamp failure can point to worn pulleys, poor alignment, heat damage, corrosion, chafe, age, pressure, vibration, or the wrong replacement material. Check the whole system while access is open.

Check belts under loadLook for cracking, glazing, squeal, dust, frayed edges, poor tension, or pulley misalignment.
Inspect hose conditionReplace hoses that are soft, swollen, cracked, oil-soaked, chafed, kinked, or heat-damaged.
Use the right clampChoose clamp material and style for the hose size, pressure, heat, and location in the engine compartment.
Carry sparesCommon belts, clamps, and short hose sections are useful onboard spares for trips and seasonal service.

FAQ

Belts, Hoses & Clamps Questions

How do I find the right replacement belt?

Use the engine model, existing belt number, belt profile, width, length, and pulley setup. If the old belt is badly worn or stretched, verify the correct part by engine information.

Can automotive hose be used on a boat?

Marine systems often need hose rated for fuel, exhaust, coolant, raw water, heat, pressure, and engine-compartment conditions. Use hose approved for the specific marine application.

When should hose clamps be replaced?

Replace clamps that are rusted, distorted, stripped, loose, over-tightened, or no longer holding evenly. Critical hose connections should be inspected regularly.

What should I check before ordering fuel hose?

Confirm inside diameter, fuel type, required rating, hose route, bend radius, fitting size, clamp style, and whether the hose is used for supply, return, vent, or fill service.

Ready for Engine Service?

Shop Marine Belts, Fuel Hoses, Coolant Hoses, Exhaust Hoses, Water Hoses & Clamps

Search by engine brand, part number, belt number, hose inside diameter, hose rating, clamp size, system type, or maintenance task.

Shop Belts, Hoses & ClampsFuel HosesT-Bolt Clamps

Filters

Volvo Penta Replacement V-Belt 966700

$107.00 - $107.00
$107.00
$107.00 - $107.00
$107.00
Only 1 left!

Volvo Penta Replacement V-Belt – 966700 OEM Part Number: 966700Part Type: Marine V-BeltApplication: Alternator / electrical system accessory drive ...

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$107.00 - $107.00
$107.00
$107.00 - $107.00
$107.00

Volvo Penta Replacement V-Belt –966847

$140.00 - $140.00
$140.00
$140.00 - $140.00
$140.00
Only 2 left!

Volvo Penta Replacement V-Belt – 966847 OEM Part Number: 966847Part Type: Marine V-BeltApplication: Cooling system / alternator or accessory drive ...

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$140.00 - $140.00
$140.00
$140.00 - $140.00
$140.00

Volvo Penta Replacement V-Belt 966903

$55.10 - $55.10
$55.10
$55.10 - $55.10
$55.10
Only 2 left!

Volvo Penta Replacement V-Belt – 966903 OEM Part Number: 966903Part Type: Marine V-BeltApplication: Alternator / accessory drive belt Product Desc...

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$55.10 - $55.10
$55.10
$55.10 - $55.10
$55.10

Volvo Penta Replacement V-Belt 966933

$75.00 - $75.00
$75.00
$75.00 - $75.00
$75.00
Only 1 left!

Volvo Penta Replacement V-Belt – 966933 OEM Part Number: 966933Part Type: Marine V-BeltApplication: Alternator / accessory drive belt Product Des...

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$75.00 - $75.00
$75.00
$75.00 - $75.00
$75.00

Volvo Penta Replacement Belt – 967111

$52.30 - $52.30
$52.30
$52.30 - $52.30
$52.30
Only 1 left!

OEM Reference: Volvo Penta 967111Replaces: Volvo Penta 958491Part Type: V-Belt / Power Steering or Alternator Belt Product Description The Volvo Pe...

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$52.30 - $52.30
$52.30
$52.30 - $52.30
$52.30

Volvo Penta V-Belt | 978547

$73.00 - $73.00
$73.00
$73.00 - $73.00
$73.00
Only 1 left!

Genuine Volvo Penta OEM V-belt engineered for reliable power transmission in marine engine systems. This precision-manufactured belt ensures proper...

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$73.00 - $73.00
$73.00
$73.00 - $73.00
$73.00

Volvo Penta V-Belt 966978 - Marine Engine Drive Belt

$110.00 - $110.00
$110.00
$110.00 - $110.00
$110.00
Only 2 left!

Volvo Penta V-Belt - OEM Marine Engine Drive BeltGenuine Volvo Penta V-belt engineered for reliable power transmission in marine diesel and gasolin...

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$110.00 - $110.00
$110.00
$110.00 - $110.00
$110.00

Volvo Penta V-Belt 978710 - Marine Engine Drive Belt

$56.30 - $56.30
$56.30
$56.30 - $56.30
$56.30
Only 1 left!

Volvo Penta V-Belt - OEM Marine Engine Drive BeltGenuine Volvo Penta V-belt engineered for reliable power transmission in marine diesel and gasolin...

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$56.30 - $56.30
$56.30
$56.30 - $56.30
$56.30

Yanmar V-Belt- 27" Marine Diesel Engine Drive Belt

$27.18 - $27.18
$27.18
$27.18 - $27.18
$27.18
Only 2 left!

Yanmar V-Belt 27" - OEM Marine Diesel Engine Drive BeltGenuine Yanmar V-belt engineered for reliable power transmission in marine diesel engines. T...

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$27.18 - $27.18
$27.18
$27.18 - $27.18
$27.18

Volvo Penta V-Belt 3852464 - Marine Engine Drive Belt

$21.80 - $21.80
$21.80
$21.80 - $21.80
$21.80
Only 3 left!

Volvo Penta V-Belt - OEM Marine Engine Drive BeltGenuine Volvo Penta V-belt engineered for reliable power transmission in marine diesel and gasolin...

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$21.80 - $21.80
$21.80
$21.80 - $21.80
$21.80

Volvo Penta Drive Belt 861564 - Marine Engine Serpentine Belt

$101.00 - $101.00
$101.00
$101.00 - $101.00
$101.00
Only 3 left!

Volvo Penta Drive Belt – 861564 Marine Engine Serpentine Belt OEM Part Number: 861564Part Type: Multi-V / Serpentine Drive BeltApplication: Engine ...

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$101.00 - $101.00
$101.00
$101.00 - $101.00
$101.00

Volvo Penta V-Ribbed Belt 978217

$107.90 - $107.90
$107.90
$107.90 - $107.90
$107.90
Only 3 left!

Volvo Penta V-Ribbed Belt - OEM Marine Engine Drive Belt Genuine Volvo Penta V-ribbed serpentine belt engineered for reliable power transmission in...

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$107.90 - $107.90
$107.90
$107.90 - $107.90
$107.90

Cummins Serpentine Belt V-Ribbed 6BT - Marine Diesel Engine Drive Belt

$117.84 - $117.84
$117.84
$117.84 - $117.84
$117.84
Only 4 left!

Cummins 6BT Serpentine Belt - V-Ribbed Drive BeltOEM-quality serpentine belt engineered for Cummins 6BT marine diesel engines. This V-ribbed drive ...

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$117.84 - $117.84
$117.84
$117.84 - $117.84
$117.84

Volvo Penta Drive Belt 21132390

$169.00 - $169.00
$169.00
$169.00 - $169.00
$169.00
Only 1 left!

Volvo Penta Drive Belt – Part Number 21132390 The Volvo Penta Drive Belt (OEM Part No. 21132390) is a genuine OEM serpentine / multi-rib accessory...

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$169.00 - $169.00
$169.00
$169.00 - $169.00
$169.00

Volvo Penta Drive Belt 21407026 - OEM Serpentine Belt

$110.00 - $110.00
$110.00
$110.00 - $110.00
$110.00
Only 1 left!

Volvo Penta Drive Belt – 21407026 Maintain reliable accessory drive performance with the genuine Volvo Penta 21407026 Drive Belt. This OEM multi-ri...

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$110.00 - $110.00
$110.00
$110.00 - $110.00
$110.00
Sold out

Volvo Penta Drive Belt - 21314684

$41.50 - $41.50
$41.50
$41.50
$41.50 - $41.50
$41.50
Out of stock

Volvo Penta Drive Belt – 21314684 Maintain reliable accessory drive performance with the genuine Volvo Penta 21314684 Drive Belt. This OEM belt is ...

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$41.50 - $41.50
$41.50
$41.50
$41.50 - $41.50
$41.50
Sold out

Volvo Penta Drive Belt - 21399021

$86.00 - $86.00
$86.00
$86.00 - $86.00
$86.00
Only 4 left!

Volvo Penta Drive Belt – 21399021 Maintain reliable accessory drive performance with the genuine Volvo Penta 21399021 Drive Belt. This OEM serpenti...

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$86.00 - $86.00
$86.00
$86.00 - $86.00
$86.00

Volvo Penta Drive Belt -21405493

$98.00 - $98.00
$98.00
$98.00 - $98.00
$98.00
6 in stock

Volvo Penta Drive Belt – 21405493 Maintain reliable accessory drive performance with the genuine Volvo Penta 21405493 Drive Belt. This OEM multi-ri...

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$98.00 - $98.00
$98.00
$98.00 - $98.00
$98.00

Mercury Serpentine Belt 8M0218433 - OEM Drive Belt

$36.03 - $36.03
$36.03
$36.03 - $36.03
$36.03
Only 4 left!

Premium Mercury serpentine drive belt engineered for reliable power transmission to engine accessories in marine applications. Part Number: 8M0218...

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$36.03 - $36.03
$36.03
$36.03 - $36.03
$36.03

Mercury Marine Clamp - 90391

$2.20 - $2.20
$2.20
$2.20 - $2.20
$2.20
Only 2 left!

Genuine Mercury marine clamp engineered for secure fastening and reliable performance in demanding marine environments. This OEM clamp provides the...

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$2.20 - $2.20
$2.20
$2.20 - $2.20
$2.20

Mercruiser Hose Assembly 44.815" - OEM Part 8M0042174 (NLA)

$1,356.05 - $1,356.05
$1,356.05
$1,356.05 - $1,356.05
$1,356.05
13 in stock

Genuine Mercruiser OEM hose assembly designed for reliable fluid transfer in marine engine systems. This precision-engineered component ensures pro...

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$1,356.05 - $1,356.05
$1,356.05
$1,356.05 - $1,356.05
$1,356.05

Indmar 5.7L Serpentine Belt - 2003+ Marine Engine Drive Belt

$141.56 - $141.56
$141.56
$141.56 - $141.56
$141.56
Only 1 left!

Premium OEM serpentine belt engineered for Indmar 5.7L marine engines (2003 and newer models). This high-performance drive belt ensures reliable po...

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$141.56 - $141.56
$141.56
$141.56 - $141.56
$141.56