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Serpentine Belt Tensioner for Volvo Penta 4.3 5.0 5.7 7.4 8.2L GXi Gi - 3860079

Serpentine Belt Tensioner for Volvo Penta 4.3 5.0 5.7 7.4 8.2L GXi Gi - 3860079

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Serpentine Belt Tensioner for Volvo Penta

This serpentine belt tensioner maintains proper belt tension for Volvo Penta 4.3, 5.0, 5.7, 7.4, and 8.2L GXi and Gi marine engines, ensuring reliable accessory drive operation. It is a direct replacement part, cross-referencing OEM number 3860079.

Overview

The serpentine belt tensioner is designed to maintain consistent tension on the serpentine belt of Volvo Penta engines. It prevents belt slippage and reduces wear, extending the life of the belt and accessories. This serpentine belt tensioner is ideal for marine applications where reliable engine performance is critical.

Built For Performance

  • Heavy-duty construction for long service life in marine environments
  • Corrosion-resistant coating to withstand moisture and saltwater
  • Sealed bearing prevents contamination and reduces friction
  • Precise tension adjustment ensures correct belt tension
  • Direct OE replacement for easy installation

Fits These Machines

  • for Volvo Penta 4.3L GXi
  • for Volvo Penta 4.3L Gi
  • for Volvo Penta 5.0L GXi
  • for Volvo Penta 5.0L Gi
  • for Volvo Penta 5.7L GXi
  • for Volvo Penta 5.7L Gi
  • for Volvo Penta 7.4L GXi
  • for Volvo Penta 7.4L Gi
  • for Volvo Penta 8.2L GXi
  • for Volvo Penta 8.2L Gi

On-The-Job Use

  • Marine engine maintenance and repair shops
  • Replacement of worn or failed belt tensioners on Volvo Penta inboard engines
  • Ensuring proper operation of alternators, water pumps, and power steering pumps
  • Boat owners performing routine engine service

Specs At A Glance

Part Number(s) 3860079
Engine Fitment Volvo Penta 4.3L-8.2L GXi/Gi

Good To Know

Q:How do I install this tensioner?A:Loosen the serpentine belt, remove the old tensioner, and bolt the new one in place following the manufacturer's torque specifications.

Q:Will this tensioner fit my engine?A:Confirm your engine model and serial number against the listed compatible engines to ensure a proper fit.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.

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Product Product subtotal Quantity Price Product subtotal
Serpentine Belt Tensioner for Volvo Penta 4.3 5.0 5.7 7.4 8.2L GXi Gi - 3860079
Serpentine Belt Tensioner for Volvo Penta 4.3 5.0 5.7 7.4 8.2L GXi Gi - 3860079
Serpentine Belt Tensioner for Volvo Penta 4.3 5.0 5.7 7.4 8.2L GXi Gi - 3860079
$107.79/ea
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$107.79/ea $0.00