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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

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Trident Fiberglass Exhaust Tubing Connector 4" OD x 6"

Trident Fiberglass Exhaust Tubing Connector 4" OD x 6"

$138.59 - $138.59
$138.59
$138.59 - $138.59
$138.59

For exhaust hose, elbows, hump hose & reducers.Fire retardant/heat resistant USA made (install minimum 2' downstream from point of cooling wate...

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$138.59 - $138.59
$138.59
$138.59 - $138.59
$138.59
Trident Fiberglass Exhaust Tubing Connector 3-1/2" OD x 4"

Trident Fiberglass Exhaust Tubing Connector 3-1/2" OD x 4"

$98.89 - $98.89
$98.89
$98.89 - $98.89
$98.89

For exhaust hose, elbows, hump hose & reducers.Fire retardant/heat resistant USA made (install minimum 2' downstream from point of cooling wate...

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$98.89 - $98.89
$98.89
$98.89 - $98.89
$98.89
Trident Fiberglass Exhaust Tubing Connector 6" OD x 6"

Trident Fiberglass Exhaust Tubing Connector 6" OD x 6"

$225.29 - $225.29
$225.29
$225.29 - $225.29
$225.29

For exhaust hose, elbows, hump hose & reducers.Fire retardant/heat resistant USA made (install minimum 2' downstream from point of cooling wate...

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$225.29 - $225.29
$225.29
$225.29 - $225.29
$225.29
Trident Fiberglass Exhaust Tubing Connector 3" OD x 4"

Trident Fiberglass Exhaust Tubing Connector 3" OD x 4"

$88.09 - $88.09
$88.09
$88.09 - $88.09
$88.09

For exhaust hose, elbows, hump hose & reducers.Fire retardant/heat resistant USA made (install minimum 2' downstream from point of cooling wate...

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$88.09 - $88.09
$88.09
$88.09 - $88.09
$88.09

Sierra Exhaust Manifold — 47-19563

$879.00 - $879.00
$879.00
$879.00 - $879.00
$879.00

Sierra Exhaust Manifold — 47-19563 A direct-fit replacement exhaust manifold built to OEM specifications for compatible marine inboard and sterndri...

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$879.00 - $879.00
$879.00
$879.00 - $879.00
$879.00

Sierra Exhaust Manifold — 47-19572

$604.59 - $604.59
$604.59
$604.59 - $604.59
$604.59

Sierra Exhaust Manifold — 47-19572 A direct-fit replacement exhaust manifold built to OEM specifications for compatible marine inboard and sterndri...

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$604.59 - $604.59
$604.59
$604.59 - $604.59
$604.59
Gen-Sep™ Gas/Water Separator

Centek Gen-Sep Exhaust Gas — Water Separator — Diesel Generator Sets — 383-1020200

$1,012.49 - $1,012.49
$1,012.49
$1,012.49 - $1,012.49
$1,012.49

Centek Gen-Sep™ Exhaust Gas — Water Separator — Diesel Generator Sets — 383-1020200The Centek Gen-Sep™ is a purpose-built exhaust gas and water sep...

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$1,012.49 - $1,012.49
$1,012.49
$1,012.49 - $1,012.49
$1,012.49

Sierra Exhaust Manifold — Dry Joint — 47-1842

$638.44 - $638.44
$638.44
$638.44 - $638.44
$638.44

Sierra Exhaust Manifold — Dry Joint — 47-1842 is a premium cast-iron replacement manifold designed specifically for MerCruiser GM V6 (262 cid / 4.3...

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$638.44 - $638.44
$638.44
$638.44 - $638.44
$638.44
Centek 1500071 Vernalift Side In/Top Out Muffler

Centek Vernalift Lift Muffler — Side In — Top Out — Gas — Diesel — 383-1500071

$537.99 - $537.99
$537.99
$537.99 - $537.99
$537.99

Centek Vernalift Lift Muffler — Side In, Top Out — 383-1500071The Centek Vernalift Side In/Top Out is a high-strength fiberglass lift muffler with ...

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$537.99 - $537.99
$537.99
$537.99 - $537.99
$537.99
Muffler-Minimax 4X4

Centek Minimax Marine Muffler — 4" x 4" — Above Waterline — 383-1050400

$709.69 - $709.69
$709.69
$709.69 - $709.69
$709.69

Centek Minimax Marine Muffler — 4" x 4" — Above Waterline — 383-1050400The Centek Minimax is a compact, high-performance marine exhaust muffler eng...

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$709.69 - $709.69
$709.69
$709.69 - $709.69
$709.69
Centek 1500107 2.00 Vernalift 45° Deg. Angle Muffler

Centek Vernalift 45° Angle Lift Muffler — 2" — Gas — Diesel — 383-1500107

$638.29 - $638.29
$638.29
$638.29 - $638.29
$638.29

Centek Vernalift 45° Angle Lift Muffler — 2" — 383-1500107The Centek Vernalift is a high-strength fiberglass lift muffler engineered to reduce exha...

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$638.29 - $638.29
$638.29
$638.29 - $638.29
$638.29
Muffler-Minimax 3X3

Centek Minimax Marine Muffler — 3" x 3" — Above Waterline — 383-1050300

$560.39 - $560.39
$560.39
$560.39 - $560.39
$560.39

Centek Minimax Marine Muffler — 3" x 3" — Above Waterline — 383-1050300The Centek Minimax 3" x 3" is a compact marine exhaust muffler built for ins...

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$560.39 - $560.39
$560.39
$560.39 - $560.39
$560.39
Muffler-Vernatone 3-1/2" Round

Centek Vernatone FRP Wet Muffler — 3-1/2" Round — Above Waterline — 383-1000105

$834.29 - $834.29
$834.29
$834.29 - $834.29
$834.29

Centek Vernatone FRP Wet Muffler — 3-1/2" Round — Above Waterline — 383-1000105The Centek Vernatone is a fiberglass-reinforced plastic (FRP) wet ex...

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$834.29 - $834.29
$834.29
$834.29 - $834.29
$834.29
Centek 1500034 Vernalift Side In/Top Out Muffler

Centek Vernalift Lift Muffler — Side In — Top Out — Gas — Diesel — 383-1500034

$649.29 - $649.29
$649.29
$649.29 - $649.29
$649.29

Centek Vernalift Lift Muffler — Side In, Top Out — 383-1500034The Centek Vernalift Side In/Top Out is a high-strength fiberglass lift muffler with ...

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$649.29 - $649.29
$649.29
$649.29 - $649.29
$649.29
Centek 1500027 Vernalift Side In/Top Out Muffler

Centek Vernalift Lift Muffler — Side In — Top Out — Gas — Diesel — 383-1500027

$628.59 - $628.59
$628.59
$628.59 - $628.59
$628.59

Centek Vernalift Lift Muffler — Side In, Top Out — 383-1500027The Centek Vernalift Side In/Top Out is a high-strength fiberglass lift muffler with ...

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$628.59 - $628.59
$628.59
$628.59 - $628.59
$628.59
Centek 1500026 Vernalift Side In/Top Out Muffler

Centek Vernalift Lift Muffler — Side In — Top Out — Gas — Diesel — 383-1500026

$579.39 - $579.39
$579.39
$579.39 - $579.39
$579.39

Centek Vernalift Lift Muffler — Side In, Top Out — 383-1500026The Centek Vernalift Side In/Top Out is a high-strength fiberglass lift muffler with ...

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$579.39 - $579.39
$579.39
$579.39 - $579.39
$579.39

Shields 189883B Sternflex Rigging Hose & Flange Kit, Black

$113.39 - $113.39
$113.39
$113.39 - $113.39
$113.39

The Shields 189883B, also referenced as Sierra 18-9883B-1, is a universal outboard rigging kit used to protect and organize engine control cables, ...

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$113.39 - $113.39
$113.39
$113.39 - $113.39
$113.39

Trident — Wonderflex Type 100 EPDM Hose 2-1/2" x 10 ft — WON-2-1/2X10

$0.00 - $0.00
$0.00
$423.38
$423.38 - $423.38
$423.38
Only 1 left!

The Trident Wonderflex Type 100 EPDM Hose is a heavy-duty, wire-reinforced marine hose for wet exhaust, raw water, and water-discharge applications...

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$0.00 - $0.00
$0.00
$423.38
$423.38 - $423.38
$423.38

Ideal Tridon — Stainless Worm Gear Hose Clamp SAE 72 3"-5" — IDE-HAS72

$0.00 - $0.00
$0.00
$5.72
$5.72 - $5.72
$5.72
Only 2 left!

The Ideal Tridon HAS72, also referenced as IDE-HAS72, is a heavy-duty stainless steel worm gear hose clamp for larger hose and pipe connections req...

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$0.00 - $0.00
$0.00
$5.72
$5.72 - $5.72
$5.72

Gates Automotive XL High Capacity V-Belt - 7440

$0.00 - $0.00
$0.00
$32.35
$32.35 - $32.35
$32.35
Only 2 left!

The Gates 7440 Automotive XL High Capacity V-Belt is a heavy-duty accessory drive belt designed for compatible V-belt pulley systems. Its notched/c...

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$0.00 - $0.00
$0.00
$32.35
$32.35 - $32.35
$32.35

Mercury Marine V-Belt 25-9470

$58.64 - $58.64
$58.64
$58.64 - $58.64
$58.64
Only 2 left!

Mercury Marine 25-9470 is a V-belt reference for accessory-drive service where a 47-inch effective-length belt is required. This belt size is commo...

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$58.64 - $58.64
$58.64
$58.64 - $58.64
$58.64

Volvo Penta Idler Pulley 3860201

$44.50 - $44.50
$44.50
$44.50 - $44.50
$44.50
Only 2 left!

Volvo Penta 3860201 is a genuine OEM idler pulley used in Volvo Penta gasoline-engine front-end belt-drive service. Current public parts references...

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$44.50 - $44.50
$44.50
$44.50 - $44.50
$44.50

Volvo Penta Clamp 3588018

$27.00 - $27.00
$27.00
$27.00
$27.00 - $27.00
$27.00
Only 1 left!

The Volvo Penta 3588018 Clamp is a genuine OEM clamp listed by Volvo Penta as clamp. Current supportable references also connect this part with sel...

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$27.00 - $27.00
$27.00
$27.00
$27.00 - $27.00
$27.00

Volvo Penta Serpentine V Belt 21132390

$0.00 - $0.00
$0.00
$169.00
$169.00 - $169.00
$169.00
Only 2 left!

Volvo Penta Serpentine V-Belt – 21132390 OEM Part Number: 21132390Part Type: Multi-Rib / Serpentine Drive BeltApplication: Alternator and engine ac...

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$0.00 - $0.00
$0.00
$169.00
$169.00 - $169.00
$169.00

Volvo Penta Tooth Belt 463377

$92.00 - $92.00
$92.00
$92.00
$92.00 - $92.00
$92.00
Only 1 left!

OEM Part Number: 463377Part Type: Timing / Tooth BeltApplication: Camshaft timing belt Product Description The Volvo Penta 463377 tooth belt is a t...

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$92.00 - $92.00
$92.00
$92.00
$92.00 - $92.00
$92.00

Volvo Penta Replacement V-Belt 966694

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

Volvo Penta Replacement V-Belt – 966694 OEM Part Number: 966694Part Type: Marine V-BeltApplication: Alternator / accessory drive belt Product Desc...

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

Volvo Penta Replacement V-Belt 966700

$107.00 - $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
$107.00

Volvo Penta Replacement V-Belt –966847

$140.00 - $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
$140.00

Volvo Penta V-Belt 966900

$51.20 - $51.20
$51.20
$51.20
$51.20 - $51.20
$51.20
Only 2 left!

Volvo Penta Replacement V-Belt – 966900 OEM Part Number: 966900Part Type: Marine V-BeltApplication: Alternator / accessory drive belt Product Desc...

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$51.20 - $51.20
$51.20
$51.20
$51.20 - $51.20
$51.20

Volvo Penta Replacement V-Belt 966903

$55.10 - $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
$55.10

Volvo Penta Replacement V-Belt 966933

$75.00 - $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
$75.00

Volvo Penta Replacement Belt – 967111

$52.30 - $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
$52.30

Volvo Penta V-Belt | 978547

$73.00 - $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
$73.00

Volvo Penta V-Belt 966978 - Marine Engine Drive Belt

$110.00 - $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
$110.00

Volvo Penta V-Belt 978710 - Marine Engine Drive Belt

$56.30 - $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
$56.30

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

$27.18 - $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
$27.18

Volvo Penta V-Ribbed Belt 21160912

$0.00 - $0.00
$0.00
$49.00
$49.00 - $49.00
$49.00
Only 3 left!

Volvo Penta V-Ribbed Belt - OEM Marine Engine Drive Belt Volvo Penta V-Ribbed Belt – 21160912 Maintain reliable accessory drive performance with th...

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$0.00 - $0.00
$0.00
$49.00
$49.00 - $49.00
$49.00

Volvo Penta V-Belt 3852464 - Marine Engine Drive Belt

$21.80 - $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
$21.80

Volvo Penta Drive Belt 861564 - Marine Engine Serpentine Belt

$0.00 - $0.00
$0.00
$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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$0.00 - $0.00
$0.00
$101.00
$101.00 - $101.00
$101.00

Volvo Penta V-Ribbed Belt 978217

$0.00 - $0.00
$0.00
$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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$0.00 - $0.00
$0.00
$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
$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
$117.84

Volvo Penta Drive Belt - 21132390

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

Volvo Penta Drive Belt – 21132390 Maintain reliable accessory drive performance with the genuine Volvo Penta 21132390 Drive Belt. This OEM serpenti...

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$169.00 - $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
$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
$110.00

Volvo Penta Drive Belt - 21314684

$41.50 - $41.50
$41.50
$41.50
$41.50 - $41.50
$41.50
Only 1 left!

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

Volvo Penta Drive Belt - 21399021

$86.00 - $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
$86.00

Volvo Penta Drive Belt -21405493

$0.00 - $0.00
$0.00
$98.00
$98.00 - $98.00
$98.00
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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$0.00 - $0.00
$0.00
$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
$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
$36.03

Mercury Marine Clamp - 90391

$2.20 - $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
$2.20