7108M6500024 865598 Serpentine Belt Idler Pulley With Bearing for MerCruiser

Serpentine Belt Idler Pulley with Bearing for MerCruiser

This serpentine belt idler pulley with bearing for MerCruiser (OEM cross-references 710-8M6500024, 865598) maintains proper belt tension and reduces vibration in marine engine accessory drives.

Overview

The serpentine belt idler pulley with bearing is a replacement component for MerCruiser marine engines, designed to guide the serpentine belt and maintain tension for alternator, water pump, and other accessories. This pulley uses a sealed bearing to reduce friction and extend service life in harsh marine environments. Compatible with MerCruiser engines requiring part numbers 710-8M6500024 or 865598.

Built For Performance

• Includes a high-quality sealed bearing for smooth rotation and long-lasting durability
• Machined steel pulley with corrosion-resistant finish for marine use
• Direct bolt-on replacement for MerCruiser serpentine belt systems
• Engineered to meet OEM specifications for belt alignment and tension
• Rigorously tested for saltwater resistance and high-speed operation

On-The-Job Use

• Maintenance and repair of MerCruiser inboard/outboard engines
• Replacement for worn or noisy idler pulleys in marine power systems
• Ideal for boat owners performing seasonal engine service or belt replacement

Specs At A Glance

Good To Know

Q: Can this idler pulley be used on MerCruiser engines other than those listed? A: While designed for specific models, many MerCruiser V6, V8, and V10 engines use the same belt routing; cross-reference with your engine serial number for best results.

Q: Is the bearing pre-lubricated and sealed? A: Yes, the bearing is permanently lubricated and sealed to prevent water ingress, requiring no additional maintenance.

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